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authorLinus Torvalds <torvalds@linux-foundation.org>2019-06-20 12:04:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-06-20 12:04:57 -0700
commite929387449cf631e96840296a01922be1ef3c832 (patch)
tree801a09c65593b3f2fe1815423d67550cbead8848 /arch
parenta409de616259c520cc864f3a2bba69dde208c8be (diff)
parent615c48ad8f4275b4d39fa57df68d4015078be201 (diff)
downloadlinux-e929387449cf631e96840296a01922be1ef3c832.tar.bz2
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon: "This is mainly a couple of email address updates to MAINTAINERS, but we've also fixed a UAPI build issue with musl libc and an accidental double-initialisation of our pgd_cache due to a naming conflict with a weak symbol. There are a couple of outstanding issues that have been reported, but it doesn't look like they're new and we're still a long way off from fully debugging them. Summary: - Fix use of #include in UAPI headers for compatability with musl libc - Update email addresses in MAINTAINERS - Fix initialisation of pgd_cache due to name collision with weak symbol" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64/mm: don't initialize pgd_cache twice MAINTAINERS: Update my email address arm64/sve: <uapi/asm/ptrace.h> should not depend on <uapi/linux/prctl.h> arm64: ssbd: explicitly depend on <linux/prctl.h> MAINTAINERS: Update my email address to use @kernel.org
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/include/asm/pgtable.h3
-rw-r--r--arch/arm64/include/uapi/asm/ptrace.h8
-rw-r--r--arch/arm64/kernel/ssbd.c1
3 files changed, 5 insertions, 7 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 2c41b04708fe..851c68dc6d61 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -812,8 +812,7 @@ extern int kern_addr_valid(unsigned long addr);
#include <asm-generic/pgtable.h>
-void pgd_cache_init(void);
-#define pgtable_cache_init pgd_cache_init
+static inline void pgtable_cache_init(void) { }
/*
* On AArch64, the cache coherency is handled via the set_pte_at() function.
diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h
index 97c53203150b..e932284993d4 100644
--- a/arch/arm64/include/uapi/asm/ptrace.h
+++ b/arch/arm64/include/uapi/asm/ptrace.h
@@ -65,8 +65,6 @@
#ifndef __ASSEMBLY__
-#include <linux/prctl.h>
-
/*
* User structures for general purpose, floating point and debug registers.
*/
@@ -113,10 +111,10 @@ struct user_sve_header {
/*
* Common SVE_PT_* flags:
- * These must be kept in sync with prctl interface in <linux/ptrace.h>
+ * These must be kept in sync with prctl interface in <linux/prctl.h>
*/
-#define SVE_PT_VL_INHERIT (PR_SVE_VL_INHERIT >> 16)
-#define SVE_PT_VL_ONEXEC (PR_SVE_SET_VL_ONEXEC >> 16)
+#define SVE_PT_VL_INHERIT ((1 << 17) /* PR_SVE_VL_INHERIT */ >> 16)
+#define SVE_PT_VL_ONEXEC ((1 << 18) /* PR_SVE_SET_VL_ONEXEC */ >> 16)
/*
diff --git a/arch/arm64/kernel/ssbd.c b/arch/arm64/kernel/ssbd.c
index 885f13e58708..52cfc6148355 100644
--- a/arch/arm64/kernel/ssbd.c
+++ b/arch/arm64/kernel/ssbd.c
@@ -5,6 +5,7 @@
#include <linux/compat.h>
#include <linux/errno.h>
+#include <linux/prctl.h>
#include <linux/sched.h>
#include <linux/sched/task_stack.h>
#include <linux/thread_info.h>