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authorLinus Torvalds <torvalds@linux-foundation.org>2018-06-04 21:02:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-06-04 21:02:18 -0700
commitba252f16e4433e7599fec986e77722e6d0eed186 (patch)
tree01cdf643009b18091c8d8c7630accb5a82f01ba8 /arch
parent0bbcce5d1ef3f771a349896f1c7574d20dc6f4bd (diff)
parente27c49291a7fe9dc415c9fcab5bd781ec82dfe04 (diff)
downloadlinux-ba252f16e4433e7599fec986e77722e6d0eed186.tar.bz2
Merge branch 'timers-2038-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull time/Y2038 updates from Thomas Gleixner: - Consolidate SySV IPC UAPI headers - Convert SySV IPC to the new COMPAT_32BIT_TIME mechanism - Cleanup the core interfaces and standardize on the ktime_get_* naming convention. - Convert the X86 platform ops to timespec64 - Remove the ugly temporary timespec64 hack * 'timers-2038-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits) x86: Convert x86_platform_ops to timespec64 timekeeping: Add more coarse clocktai/boottime interfaces timekeeping: Add ktime_get_coarse_with_offset timekeeping: Standardize on ktime_get_*() naming timekeeping: Clean up ktime_get_real_ts64 timekeeping: Remove timespec64 hack y2038: ipc: Redirect ipc(SEMTIMEDOP, ...) to compat_ksys_semtimedop y2038: ipc: Enable COMPAT_32BIT_TIME y2038: ipc: Use __kernel_timespec y2038: ipc: Report long times to user space y2038: ipc: Use ktime_get_real_seconds consistently y2038: xtensa: Extend sysvipc data structures y2038: powerpc: Extend sysvipc data structures y2038: sparc: Extend sysvipc data structures y2038: parisc: Extend sysvipc data structures y2038: mips: Extend sysvipc data structures y2038: arm64: Extend sysvipc compat data structures y2038: s390: Remove unneeded ipc uapi header files y2038: ia64: Remove unneeded ipc uapi header files y2038: alpha: Remove unneeded ipc uapi header files ...
Diffstat (limited to 'arch')
-rw-r--r--arch/alpha/include/uapi/asm/Kbuild4
-rw-r--r--arch/alpha/include/uapi/asm/ipcbuf.h2
-rw-r--r--arch/alpha/include/uapi/asm/msgbuf.h28
-rw-r--r--arch/alpha/include/uapi/asm/sembuf.h23
-rw-r--r--arch/alpha/include/uapi/asm/shmbuf.h39
-rw-r--r--arch/arm64/include/asm/compat.h32
-rw-r--r--arch/ia64/include/uapi/asm/Kbuild4
-rw-r--r--arch/ia64/include/uapi/asm/ipcbuf.h2
-rw-r--r--arch/ia64/include/uapi/asm/msgbuf.h28
-rw-r--r--arch/ia64/include/uapi/asm/sembuf.h23
-rw-r--r--arch/ia64/include/uapi/asm/shmbuf.h39
-rw-r--r--arch/mips/include/asm/compat.h40
-rw-r--r--arch/mips/include/uapi/asm/msgbuf.h57
-rw-r--r--arch/mips/include/uapi/asm/sembuf.h15
-rw-r--r--arch/mips/include/uapi/asm/shmbuf.h23
-rw-r--r--arch/parisc/include/asm/compat.h32
-rw-r--r--arch/parisc/include/uapi/asm/msgbuf.h33
-rw-r--r--arch/parisc/include/uapi/asm/sembuf.h16
-rw-r--r--arch/parisc/include/uapi/asm/shmbuf.h19
-rw-r--r--arch/powerpc/include/asm/compat.h32
-rw-r--r--arch/powerpc/include/uapi/asm/msgbuf.h18
-rw-r--r--arch/powerpc/include/uapi/asm/sembuf.h14
-rw-r--r--arch/powerpc/include/uapi/asm/shmbuf.h19
-rw-r--r--arch/s390/include/asm/compat.h32
-rw-r--r--arch/s390/include/uapi/asm/Kbuild3
-rw-r--r--arch/s390/include/uapi/asm/msgbuf.h38
-rw-r--r--arch/s390/include/uapi/asm/sembuf.h30
-rw-r--r--arch/s390/include/uapi/asm/shmbuf.h49
-rw-r--r--arch/sparc/include/asm/compat.h32
-rw-r--r--arch/sparc/include/uapi/asm/msgbuf.h22
-rw-r--r--arch/sparc/include/uapi/asm/sembuf.h16
-rw-r--r--arch/sparc/include/uapi/asm/shmbuf.h21
-rw-r--r--arch/x86/include/asm/compat.h32
-rw-r--r--arch/x86/include/asm/intel_mid_vrtc.h4
-rw-r--r--arch/x86/include/asm/mc146818rtc.h4
-rw-r--r--arch/x86/include/asm/pvclock.h2
-rw-r--r--arch/x86/include/asm/x86_init.h6
-rw-r--r--arch/x86/include/uapi/asm/sembuf.h11
-rw-r--r--arch/x86/kernel/jailhouse.c2
-rw-r--r--arch/x86/kernel/kvmclock.c4
-rw-r--r--arch/x86/kernel/pvclock.c15
-rw-r--r--arch/x86/kernel/rtc.c10
-rw-r--r--arch/x86/platform/intel-mid/intel_mid_vrtc.c12
-rw-r--r--arch/x86/xen/time.c10
-rw-r--r--arch/xtensa/include/uapi/asm/msgbuf.h25
-rw-r--r--arch/xtensa/include/uapi/asm/sembuf.h17
-rw-r--r--arch/xtensa/include/uapi/asm/shmbuf.h37
47 files changed, 358 insertions, 618 deletions
diff --git a/arch/alpha/include/uapi/asm/Kbuild b/arch/alpha/include/uapi/asm/Kbuild
index 9afaba5e5503..1a5b75310cf4 100644
--- a/arch/alpha/include/uapi/asm/Kbuild
+++ b/arch/alpha/include/uapi/asm/Kbuild
@@ -2,4 +2,8 @@
include include/uapi/asm-generic/Kbuild.asm
generic-y += bpf_perf_event.h
+generic-y += ipcbuf.h
+generic-y += msgbuf.h
generic-y += poll.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
diff --git a/arch/alpha/include/uapi/asm/ipcbuf.h b/arch/alpha/include/uapi/asm/ipcbuf.h
deleted file mode 100644
index 90d6445a14df..000000000000
--- a/arch/alpha/include/uapi/asm/ipcbuf.h
+++ /dev/null
@@ -1,2 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#include <asm-generic/ipcbuf.h>
diff --git a/arch/alpha/include/uapi/asm/msgbuf.h b/arch/alpha/include/uapi/asm/msgbuf.h
deleted file mode 100644
index 8c5d4d8c1b16..000000000000
--- a/arch/alpha/include/uapi/asm/msgbuf.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_MSGBUF_H
-#define _ALPHA_MSGBUF_H
-
-/*
- * The msqid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
- __kernel_time_t msg_rtime; /* last msgrcv time */
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ALPHA_MSGBUF_H */
diff --git a/arch/alpha/include/uapi/asm/sembuf.h b/arch/alpha/include/uapi/asm/sembuf.h
deleted file mode 100644
index f28ffa668b2f..000000000000
--- a/arch/alpha/include/uapi/asm/sembuf.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_SEMBUF_H
-#define _ALPHA_SEMBUF_H
-
-/*
- * The semid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ALPHA_SEMBUF_H */
diff --git a/arch/alpha/include/uapi/asm/shmbuf.h b/arch/alpha/include/uapi/asm/shmbuf.h
deleted file mode 100644
index 7e041ca2eb40..000000000000
--- a/arch/alpha/include/uapi/asm/shmbuf.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_SHMBUF_H
-#define _ALPHA_SHMBUF_H
-
-/*
- * The shmid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __kernel_time_t shm_ctime; /* last change time */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _ALPHA_SHMBUF_H */
diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h
index 0030f79808b3..1a037b94eba1 100644
--- a/arch/arm64/include/asm/compat.h
+++ b/arch/arm64/include/asm/compat.h
@@ -181,10 +181,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __unused1;
- compat_time_t sem_ctime;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
@@ -192,12 +192,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __unused1;
- compat_time_t msg_rtime;
- compat_ulong_t __unused2;
- compat_time_t msg_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
@@ -210,12 +210,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __unused1;
- compat_time_t shm_dtime;
- compat_ulong_t __unused2;
- compat_time_t shm_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
diff --git a/arch/ia64/include/uapi/asm/Kbuild b/arch/ia64/include/uapi/asm/Kbuild
index c0527cfc48f0..3982e673e967 100644
--- a/arch/ia64/include/uapi/asm/Kbuild
+++ b/arch/ia64/include/uapi/asm/Kbuild
@@ -2,5 +2,9 @@
include include/uapi/asm-generic/Kbuild.asm
generic-y += bpf_perf_event.h
+generic-y += ipcbuf.h
generic-y += kvm_para.h
+generic-y += msgbuf.h
generic-y += poll.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
diff --git a/arch/ia64/include/uapi/asm/ipcbuf.h b/arch/ia64/include/uapi/asm/ipcbuf.h
deleted file mode 100644
index 90d6445a14df..000000000000
--- a/arch/ia64/include/uapi/asm/ipcbuf.h
+++ /dev/null
@@ -1,2 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#include <asm-generic/ipcbuf.h>
diff --git a/arch/ia64/include/uapi/asm/msgbuf.h b/arch/ia64/include/uapi/asm/msgbuf.h
deleted file mode 100644
index aa25df92d9dc..000000000000
--- a/arch/ia64/include/uapi/asm/msgbuf.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_MSGBUF_H
-#define _ASM_IA64_MSGBUF_H
-
-/*
- * The msqid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
- __kernel_time_t msg_rtime; /* last msgrcv time */
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ASM_IA64_MSGBUF_H */
diff --git a/arch/ia64/include/uapi/asm/sembuf.h b/arch/ia64/include/uapi/asm/sembuf.h
deleted file mode 100644
index 6ed058760afc..000000000000
--- a/arch/ia64/include/uapi/asm/sembuf.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_SEMBUF_H
-#define _ASM_IA64_SEMBUF_H
-
-/*
- * The semid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ASM_IA64_SEMBUF_H */
diff --git a/arch/ia64/include/uapi/asm/shmbuf.h b/arch/ia64/include/uapi/asm/shmbuf.h
deleted file mode 100644
index 6ef57cb70dee..000000000000
--- a/arch/ia64/include/uapi/asm/shmbuf.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_SHMBUF_H
-#define _ASM_IA64_SHMBUF_H
-
-/*
- * The shmid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __kernel_time_t shm_ctime; /* last change time */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _ASM_IA64_SHMBUF_H */
diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h
index 3e548ee99a2f..78675f19440f 100644
--- a/arch/mips/include/asm/compat.h
+++ b/arch/mips/include/asm/compat.h
@@ -37,9 +37,11 @@ typedef struct {
typedef s32 compat_timer_t;
typedef s32 compat_key_t;
+typedef s16 compat_short_t;
typedef s32 compat_int_t;
typedef s32 compat_long_t;
typedef s64 compat_s64;
+typedef u16 compat_ushort_t;
typedef u32 compat_uint_t;
typedef u32 compat_ulong_t;
typedef u64 compat_u64;
@@ -157,35 +159,35 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_time_t sem_ctime;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_ctime;
compat_ulong_t sem_nsems;
- compat_ulong_t __unused1;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime_high;
};
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused1;
+ compat_ulong_t msg_stime_high;
#endif
- compat_time_t msg_stime;
+ compat_ulong_t msg_stime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused1;
+ compat_ulong_t msg_stime_high;
#endif
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused2;
+ compat_ulong_t msg_rtime_high;
#endif
- compat_time_t msg_rtime;
+ compat_ulong_t msg_rtime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused2;
+ compat_ulong_t msg_rtime_high;
#endif
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused3;
+ compat_ulong_t msg_ctime_high;
#endif
- compat_time_t msg_ctime;
+ compat_ulong_t msg_ctime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused3;
+ compat_ulong_t msg_ctime_high;
#endif
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
@@ -199,14 +201,16 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_time_t shm_dtime;
- compat_time_t shm_ctime;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_ctime;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
- compat_ulong_t __unused1;
- compat_ulong_t __unused2;
+ compat_ushort_t shm_atime_high;
+ compat_ushort_t shm_dtime_high;
+ compat_ushort_t shm_ctime_high;
+ compat_ushort_t __unused2;
};
/* MIPS has unusual order of fields in stack_t */
diff --git a/arch/mips/include/uapi/asm/msgbuf.h b/arch/mips/include/uapi/asm/msgbuf.h
index eb4d0f9d7364..46aa15b13e4e 100644
--- a/arch/mips/include/uapi/asm/msgbuf.h
+++ b/arch/mips/include/uapi/asm/msgbuf.h
@@ -9,33 +9,15 @@
* between kernel and user space.
*
* Pad space is left for:
- * - extension of time_t to 64-bit on 32-bitsystem to solve the y2038 problem
* - 2 miscellaneous unsigned long values
*/
+#if defined(__mips64)
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused1;
-#endif
__kernel_time_t msg_stime; /* last msgsnd time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused1;
-#endif
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused2;
-#endif
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused3;
-#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
@@ -44,5 +26,42 @@ struct msqid64_ds {
unsigned long __unused4;
unsigned long __unused5;
};
+#elif defined (__MIPSEB__)
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+#elif defined (__MIPSEL__)
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_stime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+#else
+#warning no endianess set
+#endif
#endif /* _ASM_MSGBUF_H */
diff --git a/arch/mips/include/uapi/asm/sembuf.h b/arch/mips/include/uapi/asm/sembuf.h
index 2c0f507ab7d1..60c89e6cb25b 100644
--- a/arch/mips/include/uapi/asm/sembuf.h
+++ b/arch/mips/include/uapi/asm/sembuf.h
@@ -7,10 +7,11 @@
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
+ * Pad space is left for 2 miscellaneous 64-bit values on mips64,
+ * but used for the upper 32 bit of the time values on mips32.
*/
+#ifdef __mips64
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
__kernel_time_t sem_otime; /* last semop time */
@@ -19,5 +20,15 @@ struct semid64_ds {
unsigned long __unused1;
unsigned long __unused2;
};
+#else
+struct semid64_ds {
+ struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_nsems; /* no. of semaphores in array */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime_high;
+};
+#endif
#endif /* _ASM_SEMBUF_H */
diff --git a/arch/mips/include/uapi/asm/shmbuf.h b/arch/mips/include/uapi/asm/shmbuf.h
index 379e6bca518b..9b9bba3401f2 100644
--- a/arch/mips/include/uapi/asm/shmbuf.h
+++ b/arch/mips/include/uapi/asm/shmbuf.h
@@ -7,10 +7,13 @@
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
- * Pad space is left for:
- * - 2 miscellaneous 32-bit rsp. 64-bit values
+ * As MIPS was lacking proper padding after shm_?time, we use 48 bits
+ * of the padding at the end to store a few additional bits of the time.
+ * libc implementations need to take care to convert this into a proper
+ * data structure when moving to 64-bit time_t.
*/
+#ifdef __mips64
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
size_t shm_segsz; /* size of segment (bytes) */
@@ -23,6 +26,22 @@ struct shmid64_ds {
unsigned long __unused1;
unsigned long __unused2;
};
+#else
+struct shmid64_ds {
+ struct ipc64_perm shm_perm; /* operation perms */
+ size_t shm_segsz; /* size of segment (bytes) */
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime; /* last change time */
+ __kernel_pid_t shm_cpid; /* pid of creator */
+ __kernel_pid_t shm_lpid; /* pid of last operator */
+ unsigned long shm_nattch; /* no. of current attaches */
+ unsigned short shm_atime_high;
+ unsigned short shm_dtime_high;
+ unsigned short shm_ctime_high;
+ unsigned short __unused1;
+};
+#endif
struct shminfo64 {
unsigned long shmmax;
diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h
index 0cdfec8857bd..ab8a54771507 100644
--- a/arch/parisc/include/asm/compat.h
+++ b/arch/parisc/include/asm/compat.h
@@ -138,10 +138,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __unused1;
- compat_time_t sem_otime;
- unsigned int __unused2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
@@ -149,12 +149,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __unused1;
- compat_time_t msg_stime;
- unsigned int __unused2;
- compat_time_t msg_rtime;
- unsigned int __unused3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
@@ -166,12 +166,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __unused1;
- compat_time_t shm_atime;
- unsigned int __unused2;
- compat_time_t shm_dtime;
- unsigned int __unused3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
unsigned int __unused4;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
diff --git a/arch/parisc/include/uapi/asm/msgbuf.h b/arch/parisc/include/uapi/asm/msgbuf.h
index b48b810e626b..6a2e9ab2ef8d 100644
--- a/arch/parisc/include/uapi/asm/msgbuf.h
+++ b/arch/parisc/include/uapi/asm/msgbuf.h
@@ -10,31 +10,30 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t msg_stime; /* last msgsnd time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused1;
+ unsigned long __unused2;
};
#endif /* _PARISC_MSGBUF_H */
diff --git a/arch/parisc/include/uapi/asm/sembuf.h b/arch/parisc/include/uapi/asm/sembuf.h
index 746c5d86a9b1..3c31163b1241 100644
--- a/arch/parisc/include/uapi/asm/sembuf.h
+++ b/arch/parisc/include/uapi/asm/sembuf.h
@@ -10,21 +10,21 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t sem_otime; /* last semop time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
+#else
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#endif
+ unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused1;
unsigned long __unused2;
};
diff --git a/arch/parisc/include/uapi/asm/shmbuf.h b/arch/parisc/include/uapi/asm/shmbuf.h
index cd4dbce55d0b..c89b3dd8db21 100644
--- a/arch/parisc/include/uapi/asm/shmbuf.h
+++ b/arch/parisc/include/uapi/asm/shmbuf.h
@@ -10,25 +10,22 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t shm_atime; /* last attach time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t shm_dtime; /* last detach time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad3;
-#endif
__kernel_time_t shm_ctime; /* last change time */
-#if __BITS_PER_LONG != 64
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
unsigned int __pad4;
#endif
__kernel_size_t shm_segsz; /* size of segment (bytes) */
diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h
index b4773c81f7d5..85c8af2bb272 100644
--- a/arch/powerpc/include/asm/compat.h
+++ b/arch/powerpc/include/asm/compat.h
@@ -162,10 +162,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __unused1;
- compat_time_t sem_otime;
- unsigned int __unused2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
@@ -173,12 +173,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __unused1;
- compat_time_t msg_stime;
- unsigned int __unused2;
- compat_time_t msg_rtime;
- unsigned int __unused3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
@@ -190,12 +190,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __unused1;
- compat_time_t shm_atime;
- unsigned int __unused2;
- compat_time_t shm_dtime;
- unsigned int __unused3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
unsigned int __unused4;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
diff --git a/arch/powerpc/include/uapi/asm/msgbuf.h b/arch/powerpc/include/uapi/asm/msgbuf.h
index 65beb0942500..2b1b37797a47 100644
--- a/arch/powerpc/include/uapi/asm/msgbuf.h
+++ b/arch/powerpc/include/uapi/asm/msgbuf.h
@@ -10,18 +10,18 @@
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#ifndef __powerpc64__
- unsigned int __unused1;
-#endif
+#ifdef __powerpc64__
__kernel_time_t msg_stime; /* last msgsnd time */
-#ifndef __powerpc64__
- unsigned int __unused2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#ifndef __powerpc64__
- unsigned int __unused3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
diff --git a/arch/powerpc/include/uapi/asm/sembuf.h b/arch/powerpc/include/uapi/asm/sembuf.h
index 8f393d60f02d..3f60946f77e3 100644
--- a/arch/powerpc/include/uapi/asm/sembuf.h
+++ b/arch/powerpc/include/uapi/asm/sembuf.h
@@ -15,20 +15,20 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
+ * - 2 miscellaneous 32/64-bit values
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
#ifndef __powerpc64__
- unsigned long __unused1;
-#endif
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#else
__kernel_time_t sem_otime; /* last semop time */
-#ifndef __powerpc64__
- unsigned long __unused2;
-#endif
__kernel_time_t sem_ctime; /* last change time */
+#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
unsigned long __unused4;
diff --git a/arch/powerpc/include/uapi/asm/shmbuf.h b/arch/powerpc/include/uapi/asm/shmbuf.h
index deb1c3e503d3..b591c4d7e4c5 100644
--- a/arch/powerpc/include/uapi/asm/shmbuf.h
+++ b/arch/powerpc/include/uapi/asm/shmbuf.h
@@ -16,25 +16,22 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
-#ifndef __powerpc64__
- unsigned long __unused1;
-#endif
+#ifdef __powerpc64__
__kernel_time_t shm_atime; /* last attach time */
-#ifndef __powerpc64__
- unsigned long __unused2;
-#endif
__kernel_time_t shm_dtime; /* last detach time */
-#ifndef __powerpc64__
- unsigned long __unused3;
-#endif
__kernel_time_t shm_ctime; /* last change time */
-#ifndef __powerpc64__
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
unsigned long __unused4;
#endif
size_t shm_segsz; /* size of segment (bytes) */
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 501aaff85304..97db2fba546a 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -232,10 +232,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __pad1;
- compat_time_t sem_ctime;
- compat_ulong_t __pad2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused1;
compat_ulong_t __unused2;
@@ -243,12 +243,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __pad1;
- compat_time_t msg_rtime;
- compat_ulong_t __pad2;
- compat_time_t msg_ctime;
- compat_ulong_t __pad3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
@@ -261,12 +261,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __pad1;
- compat_time_t shm_dtime;
- compat_ulong_t __pad2;
- compat_time_t shm_ctime;
- compat_ulong_t __pad3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
diff --git a/arch/s390/include/uapi/asm/Kbuild b/arch/s390/include/uapi/asm/Kbuild
index faef3f7e8353..e364873e0d10 100644
--- a/arch/s390/include/uapi/asm/Kbuild
+++ b/arch/s390/include/uapi/asm/Kbuild
@@ -9,9 +9,12 @@ generic-y += errno.h
generic-y += fcntl.h
generic-y += ioctl.h
generic-y += mman.h
+generic-y += msgbuf.h
generic-y += param.h
generic-y += poll.h
generic-y += resource.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
generic-y += sockios.h
generic-y += swab.h
generic-y += termbits.h
diff --git a/arch/s390/include/uapi/asm/msgbuf.h b/arch/s390/include/uapi/asm/msgbuf.h
deleted file mode 100644
index 604f847cd68c..000000000000
--- a/arch/s390/include/uapi/asm/msgbuf.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_MSGBUF_H
-#define _S390_MSGBUF_H
-
-/*
- * The msqid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t msg_rtime; /* last msgrcv time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- __kernel_time_t msg_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused3;
-#endif /* ! __s390x__ */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-
-#endif /* _S390_MSGBUF_H */
diff --git a/arch/s390/include/uapi/asm/sembuf.h b/arch/s390/include/uapi/asm/sembuf.h
deleted file mode 100644
index 3e917697b668..000000000000
--- a/arch/s390/include/uapi/asm/sembuf.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_SEMBUF_H
-#define _S390_SEMBUF_H
-
-/*
- * The semid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem (for !__s390x__)
- * - 2 miscellaneous 32-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t sem_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _S390_SEMBUF_H */
diff --git a/arch/s390/include/uapi/asm/shmbuf.h b/arch/s390/include/uapi/asm/shmbuf.h
deleted file mode 100644
index 9cdce8d7ce60..000000000000
--- a/arch/s390/include/uapi/asm/shmbuf.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_SHMBUF_H
-#define _S390_SHMBUF_H
-
-/*
- * The shmid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem (for !__s390x__)
- * - 2 miscellaneous 32-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t shm_dtime; /* last detach time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- __kernel_time_t shm_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused3;
-#endif /* ! __s390x__ */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _S390_SHMBUF_H */
diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h
index 1910c44521e3..4eb51d2dae98 100644
--- a/arch/sparc/include/asm/compat.h
+++ b/arch/sparc/include/asm/compat.h
@@ -192,10 +192,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __pad1;
- compat_time_t sem_otime;
- unsigned int __pad2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
u32 sem_nsems;
u32 __unused1;
u32 __unused2;
@@ -203,12 +203,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __pad1;
- compat_time_t msg_stime;
- unsigned int __pad2;
- compat_time_t msg_rtime;
- unsigned int __pad3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
unsigned int msg_cbytes;
unsigned int msg_qnum;
unsigned int msg_qbytes;
@@ -220,12 +220,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __pad1;
- compat_time_t shm_atime;
- unsigned int __pad2;
- compat_time_t shm_dtime;
- unsigned int __pad3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
diff --git a/arch/sparc/include/uapi/asm/msgbuf.h b/arch/sparc/include/uapi/asm/msgbuf.h
index b601c4f4d956..ffc46c211d6d 100644
--- a/arch/sparc/include/uapi/asm/msgbuf.h
+++ b/arch/sparc/include/uapi/asm/msgbuf.h
@@ -8,25 +8,22 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
-
-
struct msqid64_ds {
struct ipc64_perm msg_perm;
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t msg_stime; /* last msgsnd time */
- PADDING(__pad2)
__kernel_time_t msg_rtime; /* last msgrcv time */
- PADDING(__pad3)
__kernel_time_t msg_ctime; /* last change time */
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
@@ -35,5 +32,4 @@ struct msqid64_ds {
unsigned long __unused1;
unsigned long __unused2;
};
-#undef PADDING
#endif /* _SPARC_MSGBUF_H */
diff --git a/arch/sparc/include/uapi/asm/sembuf.h b/arch/sparc/include/uapi/asm/sembuf.h
index f49b0ffa0ab8..f3d309c2e1cd 100644
--- a/arch/sparc/include/uapi/asm/sembuf.h
+++ b/arch/sparc/include/uapi/asm/sembuf.h
@@ -8,25 +8,23 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t sem_otime; /* last semop time */
- PADDING(__pad2)
__kernel_time_t sem_ctime; /* last change time */
+#else
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused1;
unsigned long __unused2;
};
-#undef PADDING
#endif /* _SPARC64_SEMBUF_H */
diff --git a/arch/sparc/include/uapi/asm/shmbuf.h b/arch/sparc/include/uapi/asm/shmbuf.h
index 286631db705c..06618b84822d 100644
--- a/arch/sparc/include/uapi/asm/shmbuf.h
+++ b/arch/sparc/include/uapi/asm/shmbuf.h
@@ -8,24 +8,23 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
-
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t shm_atime; /* last attach time */
- PADDING(__pad2)
__kernel_time_t shm_dtime; /* last detach time */
- PADDING(__pad3)
__kernel_time_t shm_ctime; /* last change time */
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
+#endif
size_t shm_segsz; /* size of segment (bytes) */
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
@@ -46,6 +45,4 @@ struct shminfo64 {
unsigned long __unused4;
};
-#undef PADDING
-
#endif /* _SPARC_SHMBUF_H */
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 7cd314b71c51..fb97cf7c4137 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -134,10 +134,10 @@ struct compat_ipc64_perm {
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __unused1;
- compat_time_t sem_ctime;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
@@ -145,12 +145,12 @@ struct compat_semid64_ds {
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __unused1;
- compat_time_t msg_rtime;
- compat_ulong_t __unused2;
- compat_time_t msg_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
@@ -163,12 +163,12 @@ struct compat_msqid64_ds {
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __unused1;
- compat_time_t shm_dtime;
- compat_ulong_t __unused2;
- compat_time_t shm_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
diff --git a/arch/x86/include/asm/intel_mid_vrtc.h b/arch/x86/include/asm/intel_mid_vrtc.h
index 35555016b1be..0b44b1abe4d9 100644
--- a/arch/x86/include/asm/intel_mid_vrtc.h
+++ b/arch/x86/include/asm/intel_mid_vrtc.h
@@ -4,7 +4,7 @@
extern unsigned char vrtc_cmos_read(unsigned char reg);
extern void vrtc_cmos_write(unsigned char val, unsigned char reg);
-extern void vrtc_get_time(struct timespec *now);
-extern int vrtc_set_mmss(const struct timespec *now);
+extern void vrtc_get_time(struct timespec64 *now);
+extern int vrtc_set_mmss(const struct timespec64 *now);
#endif
diff --git a/arch/x86/include/asm/mc146818rtc.h b/arch/x86/include/asm/mc146818rtc.h
index 1775a32f7ea6..97198001e567 100644
--- a/arch/x86/include/asm/mc146818rtc.h
+++ b/arch/x86/include/asm/mc146818rtc.h
@@ -95,8 +95,8 @@ static inline unsigned char current_lock_cmos_reg(void)
unsigned char rtc_cmos_read(unsigned char addr);
void rtc_cmos_write(unsigned char val, unsigned char addr);
-extern int mach_set_rtc_mmss(const struct timespec *now);
-extern void mach_get_cmos_time(struct timespec *now);
+extern int mach_set_rtc_mmss(const struct timespec64 *now);
+extern void mach_get_cmos_time(struct timespec64 *now);
#define RTC_IRQ 8
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index a7471dcd2205..b6033680d458 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -12,7 +12,7 @@ void pvclock_set_flags(u8 flags);
unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src);
void pvclock_read_wallclock(struct pvclock_wall_clock *wall,
struct pvclock_vcpu_time_info *vcpu,
- struct timespec *ts);
+ struct timespec64 *ts);
void pvclock_resume(void);
void pvclock_touch_watchdogs(void);
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index ce8b4da07e35..2d27236c16a3 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -170,7 +170,7 @@ struct x86_cpuinit_ops {
void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node);
};
-struct timespec;
+struct timespec64;
/**
* struct x86_legacy_devices - legacy x86 devices
@@ -264,8 +264,8 @@ struct x86_hyper_runtime {
struct x86_platform_ops {
unsigned long (*calibrate_cpu)(void);
unsigned long (*calibrate_tsc)(void);
- void (*get_wallclock)(struct timespec *ts);
- int (*set_wallclock)(const struct timespec *ts);
+ void (*get_wallclock)(struct timespec64 *ts);
+ int (*set_wallclock)(const struct timespec64 *ts);
void (*iommu_shutdown)(void);
bool (*is_untracked_pat_range)(u64 start, u64 end);
void (*nmi_init)(void);
diff --git a/arch/x86/include/uapi/asm/sembuf.h b/arch/x86/include/uapi/asm/sembuf.h
index cabd7476bd6c..89de6cd9f0a7 100644
--- a/arch/x86/include/uapi/asm/sembuf.h
+++ b/arch/x86/include/uapi/asm/sembuf.h
@@ -8,15 +8,24 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
+ *
+ * x86_64 and x32 incorrectly added padding here, so the structures
+ * are still incompatible with the padding on x86.
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+#ifdef __i386__
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_ctime_high;
+#else
__kernel_time_t sem_otime; /* last semop time */
__kernel_ulong_t __unused1;
__kernel_time_t sem_ctime; /* last change time */
__kernel_ulong_t __unused2;
+#endif
__kernel_ulong_t sem_nsems; /* no. of semaphores in array */
__kernel_ulong_t __unused3;
__kernel_ulong_t __unused4;
diff --git a/arch/x86/kernel/jailhouse.c b/arch/x86/kernel/jailhouse.c
index a15fe0e92cf9..108c48d0d40e 100644
--- a/arch/x86/kernel/jailhouse.c
+++ b/arch/x86/kernel/jailhouse.c
@@ -37,7 +37,7 @@ static uint32_t __init jailhouse_detect(void)
return jailhouse_cpuid_base();
}
-static void jailhouse_get_wallclock(struct timespec *now)
+static void jailhouse_get_wallclock(struct timespec64 *now)
{
memset(now, 0, sizeof(*now));
}
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index 8b26c9e01cc4..bf8d1eb7fca3 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -53,7 +53,7 @@ static struct pvclock_wall_clock *wall_clock;
* have elapsed since the hypervisor wrote the data. So we try to account for
* that with system time
*/
-static void kvm_get_wallclock(struct timespec *now)
+static void kvm_get_wallclock(struct timespec64 *now)
{
struct pvclock_vcpu_time_info *vcpu_time;
int low, high;
@@ -72,7 +72,7 @@ static void kvm_get_wallclock(struct timespec *now)
put_cpu();
}
-static int kvm_set_wallclock(const struct timespec *now)
+static int kvm_set_wallclock(const struct timespec64 *now)
{
return -ENODEV;
}
diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c
index 761f6af6efa5..637982efecd8 100644
--- a/arch/x86/kernel/pvclock.c
+++ b/arch/x86/kernel/pvclock.c
@@ -123,28 +123,35 @@ u64 pvclock_clocksource_read(struct pvclock_vcpu_time_info *src)
void pvclock_read_wallclock(struct pvclock_wall_clock *wall_clock,
struct pvclock_vcpu_time_info *vcpu_time,
- struct timespec *ts)
+ struct timespec64 *ts)
{
u32 version;
u64 delta;
- struct timespec now;
+ struct timespec64 now;
/* get wallclock at system boot */
do {
version = wall_clock->version;
rmb(); /* fetch version before time */
+ /*
+ * Note: wall_clock->sec is a u32 value, so it can
+ * only store dates between 1970 and 2106. To allow
+ * times beyond that, we need to create a new hypercall
+ * interface with an extended pvclock_wall_clock structure
+ * like ARM has.
+ */
now.tv_sec = wall_clock->sec;
now.tv_nsec = wall_clock->nsec;
rmb(); /* fetch time before checking version */
} while ((wall_clock->version & 1) || (version != wall_clock->version));
delta = pvclock_clocksource_read(vcpu_time); /* time since system boot */
- delta += now.tv_sec * (u64)NSEC_PER_SEC + now.tv_nsec;
+ delta += now.tv_sec * NSEC_PER_SEC + now.tv_nsec;
now.tv_nsec = do_div(delta, NSEC_PER_SEC);
now.tv_sec = delta;
- set_normalized_timespec(ts, now.tv_sec, now.tv_nsec);
+ set_normalized_timespec64(ts, now.tv_sec, now.tv_nsec);
}
void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti)
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index f7b82ed7b5b5..586f718b8e95 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -39,7 +39,7 @@ EXPORT_SYMBOL(rtc_lock);
* jump to the next second precisely 500 ms later. Check the Motorola
* MC146818A or Dallas DS12887 data sheet for details.
*/
-int mach_set_rtc_mmss(const struct timespec *now)
+int mach_set_rtc_mmss(const struct timespec64 *now)
{
unsigned long long nowtime = now->tv_sec;
struct rtc_time tm;
@@ -60,7 +60,7 @@ int mach_set_rtc_mmss(const struct timespec *now)
return retval;
}
-void mach_get_cmos_time(struct timespec *now)
+void mach_get_cmos_time(struct timespec64 *now)
{
unsigned int status, year, mon, day, hour, min, sec, century = 0;
unsigned long flags;
@@ -118,7 +118,7 @@ void mach_get_cmos_time(struct timespec *now)
} else
year += CMOS_YEARS_OFFS;
- now->tv_sec = mktime(year, mon, day, hour, min, sec);
+ now->tv_sec = mktime64(year, mon, day, hour, min, sec);
now->tv_nsec = 0;
}
@@ -145,13 +145,13 @@ void rtc_cmos_write(unsigned char val, unsigned char addr)
}
EXPORT_SYMBOL(rtc_cmos_write);
-int update_persistent_clock(struct timespec now)
+int update_persistent_clock64(struct timespec64 now)
{
return x86_platform.set_wallclock(&now);
}
/* not static: needed by APM */
-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
x86_platform.get_wallclock(ts);
}
diff --git a/arch/x86/platform/intel-mid/intel_mid_vrtc.c b/arch/x86/platform/intel-mid/intel_mid_vrtc.c
index 58024862a7eb..a52914aa3b6c 100644
--- a/arch/x86/platform/intel-mid/intel_mid_vrtc.c
+++ b/arch/x86/platform/intel-mid/intel_mid_vrtc.c
@@ -57,7 +57,7 @@ void vrtc_cmos_write(unsigned char val, unsigned char reg)
}
EXPORT_SYMBOL_GPL(vrtc_cmos_write);
-void vrtc_get_time(struct timespec *now)
+void vrtc_get_time(struct timespec64 *now)
{
u8 sec, min, hour, mday, mon;
unsigned long flags;
@@ -83,18 +83,18 @@ void vrtc_get_time(struct timespec *now)
pr_info("vRTC: sec: %d min: %d hour: %d day: %d "
"mon: %d year: %d\n", sec, min, hour, mday, mon, year);
- now->tv_sec = mktime(year, mon, mday, hour, min, sec);
+ now->tv_sec = mktime64(year, mon, mday, hour, min, sec);
now->tv_nsec = 0;
}
-int vrtc_set_mmss(const struct timespec *now)
+int vrtc_set_mmss(const struct timespec64 *now)
{
unsigned long flags;
struct rtc_time tm;
int year;
int retval = 0;
- rtc_time_to_tm(now->tv_sec, &tm);
+ rtc_time64_to_tm(now->tv_sec, &tm);
if (!rtc_valid_tm(&tm) && tm.tm_year >= 72) {
/*
* tm.year is the number of years since 1900, and the
@@ -110,8 +110,8 @@ int vrtc_set_mmss(const struct timespec *now)
vrtc_cmos_write(tm.tm_sec, RTC_SECONDS);
spin_unlock_irqrestore(&rtc_lock, flags);
} else {
- pr_err("%s: Invalid vRTC value: write of %lx to vRTC failed\n",
- __func__, now->tv_sec);
+ pr_err("%s: Invalid vRTC value: write of %llx to vRTC failed\n",
+ __func__, (s64)now->tv_sec);
retval = -EINVAL;
}
return retval;
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 29163c43ebbd..e0f1bcf01d63 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -57,7 +57,7 @@ static u64 xen_clocksource_get_cycles(struct clocksource *cs)
return xen_clocksource_read();
}
-static void xen_read_wallclock(struct timespec *ts)
+static void xen_read_wallclock(struct timespec64 *ts)
{
struct shared_info *s = HYPERVISOR_shared_info;
struct pvclock_wall_clock *wall_clock = &(s->wc);
@@ -68,12 +68,12 @@ static void xen_read_wallclock(struct timespec *ts)
put_cpu_var(xen_vcpu);
}
-static void xen_get_wallclock(struct timespec *now)
+static void xen_get_wallclock(struct timespec64 *now)
{
xen_read_wallclock(now);
}
-static int xen_set_wallclock(const struct timespec *now)
+static int xen_set_wallclock(const struct timespec64 *now)
{
return -ENODEV;
}
@@ -461,7 +461,7 @@ static void __init xen_time_init(void)
{
struct pvclock_vcpu_time_info *pvti;
int cpu = smp_processor_id();
- struct timespec tp;
+ struct timespec64 tp;
/* As Dom0 is never moved, no penalty on using TSC there */
if (xen_initial_domain())
@@ -479,7 +479,7 @@ static void __init xen_time_init(void)
/* Set initial system time with full resolution */
xen_read_wallclock(&tp);
- do_settimeofday(&tp);
+ do_settimeofday64(&tp);
setup_force_cpu_cap(X86_FEATURE_TSC);
diff --git a/arch/xtensa/include/uapi/asm/msgbuf.h b/arch/xtensa/include/uapi/asm/msgbuf.h
index 36e2e103ca38..d6915e9f071c 100644
--- a/arch/xtensa/include/uapi/asm/msgbuf.h
+++ b/arch/xtensa/include/uapi/asm/msgbuf.h
@@ -7,7 +7,6 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
* This file is subject to the terms and conditions of the GNU General
@@ -21,19 +20,19 @@
struct msqid64_ds {
struct ipc64_perm msg_perm;
#ifdef __XTENSA_EB__
- unsigned int __unused1;
- __kernel_time_t msg_stime; /* last msgsnd time */
- unsigned int __unused2;
- __kernel_time_t msg_rtime; /* last msgrcv time */
- unsigned int __unused3;
- __kernel_time_t msg_ctime; /* last change time */
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
#elif defined(__XTENSA_EL__)
- __kernel_time_t msg_stime; /* last msgsnd time */
- unsigned int __unused1;
- __kernel_time_t msg_rtime; /* last msgrcv time */
- unsigned int __unused2;
- __kernel_time_t msg_ctime; /* last change time */
- unsigned int __unused3;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_stime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_ctime_high;
#else
# error processor byte order undefined!
#endif
diff --git a/arch/xtensa/include/uapi/asm/sembuf.h b/arch/xtensa/include/uapi/asm/sembuf.h
index f61b6331a10c..09f348d643f1 100644
--- a/arch/xtensa/include/uapi/asm/sembuf.h
+++ b/arch/xtensa/include/uapi/asm/sembuf.h
@@ -14,7 +14,6 @@
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
*/
@@ -27,15 +26,15 @@
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
#ifdef __XTENSA_EL__
- __kernel_time_t sem_otime; /* last semop time */
- unsigned long __unused1;
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long __unused2;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_ctime_high;
#else
- unsigned long __unused1;
- __kernel_time_t sem_otime; /* last semop time */
- unsigned long __unused2;
- __kernel_time_t sem_ctime; /* last change time */
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
diff --git a/arch/xtensa/include/uapi/asm/shmbuf.h b/arch/xtensa/include/uapi/asm/shmbuf.h
index 26550bdc8430..554a57a6a90f 100644
--- a/arch/xtensa/include/uapi/asm/shmbuf.h
+++ b/arch/xtensa/include/uapi/asm/shmbuf.h
@@ -4,10 +4,10 @@
*
* The shmid64_ds structure for Xtensa architecture.
* Note extra padding because this structure is passed back and forth
- * between kernel and user space.
+ * between kernel and user space, but the padding is on the wrong
+ * side for big-endian xtensa, for historic reasons.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
* This file is subject to the terms and conditions of the GNU General Public
@@ -20,42 +20,21 @@
#ifndef _XTENSA_SHMBUF_H
#define _XTENSA_SHMBUF_H
-#if defined (__XTENSA_EL__)
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- unsigned long __unused1;
- __kernel_time_t shm_dtime; /* last detach time */
- unsigned long __unused2;
- __kernel_time_t shm_ctime; /* last change time */
- unsigned long __unused3;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_atime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_ctime; /* last change time */
+ unsigned long shm_ctime_high;
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
unsigned long shm_nattch; /* no. of current attaches */
unsigned long __unused4;
unsigned long __unused5;
};
-#elif defined (__XTENSA_EB__)
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- unsigned long __unused1;
- __kernel_time_t shm_dtime; /* last detach time */
- unsigned long __unused2;
- __kernel_time_t shm_ctime; /* last change time */
- unsigned long __unused3;
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-#else
-# error endian order not defined
-#endif
-
struct shminfo64 {
unsigned long shmmax;