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authorStephen Rothwell <sfr@canb.auug.org.au>2006-03-26 01:37:27 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:56:57 -0800
commit88959ea968709c35e8b979ac9f5a398fa748091a (patch)
tree7d93892ec8d7b15cd810e4bcb75715c797e01ab3
parenteb76b3fda1f7c2aa2d1523b36835048a15e5e5d2 (diff)
downloadlinux-88959ea968709c35e8b979ac9f5a398fa748091a.tar.bz2
[PATCH] create struct compat_timex and use it everywhere
We had a copy of the compatibility version of struct timex in each 64 bit architecture. This patch just creates a global one and replaces all the usages of the old ones. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Arnd Bergmann <arnd@arndb.de> Acked-by: Kyle McMartin <kyle@parisc-linux.org> Acked-by: Tony Luck <tony.luck@intel.com> Acked-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/ia64/ia32/sys_ia32.c15
-rw-r--r--arch/mips/kernel/linux32.c15
-rw-r--r--arch/parisc/kernel/sys_parisc32.c37
-rw-r--r--arch/powerpc/kernel/sys_ppc32.c15
-rw-r--r--arch/s390/kernel/compat_linux.c15
-rw-r--r--arch/sparc64/kernel/sys_sparc32.c15
-rw-r--r--arch/x86_64/ia32/sys_ia32.c19
-rw-r--r--include/linux/compat.h26
8 files changed, 38 insertions, 119 deletions
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 13e739e4c84d..1e1a2353aefd 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -2594,23 +2594,10 @@ sys32_setresgid(compat_gid_t rgid, compat_gid_t egid,
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
asmlinkage long
-sys32_adjtimex(struct timex32 *utp)
+sys32_adjtimex(struct compat_timex *utp)
{
struct timex txc;
int ret;
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 013bc93688e8..f33e779796f0 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -1159,22 +1159,9 @@ out:
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
-asmlinkage int sys32_adjtimex(struct timex32 __user *utp)
+asmlinkage int sys32_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;
int ret;
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index 613569018410..ca1d8dbbadf3 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -567,43 +567,14 @@ asmlinkage int sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *off
}
-struct timex32 {
- unsigned int modes; /* mode selector */
- int offset; /* time offset (usec) */
- int freq; /* frequency offset (scaled ppm) */
- int maxerror; /* maximum error (usec) */
- int esterror; /* estimated error (usec) */
- int status; /* clock command/status */
- int constant; /* pll time constant */
- int precision; /* clock precision (usec) (read only) */
- int tolerance; /* clock frequency tolerance (ppm)
- * (read only)
- */
- struct compat_timeval time; /* (read only) */
- int tick; /* (modified) usecs between clock ticks */
-
- int ppsfreq; /* pps frequency (scaled ppm) (ro) */
- int jitter; /* pps jitter (us) (ro) */
- int shift; /* interval duration (s) (shift) (ro) */
- int stabil; /* pps stability (scaled ppm) (ro) */
- int jitcnt; /* jitter limit exceeded (ro) */
- int calcnt; /* calibration intervals (ro) */
- int errcnt; /* calibration errors (ro) */
- int stbcnt; /* stability limit exceeded (ro) */
-
- int :32; int :32; int :32; int :32;
- int :32; int :32; int :32; int :32;
- int :32; int :32; int :32; int :32;
-};
-
-asmlinkage long sys32_adjtimex(struct timex32 __user *txc_p32)
+asmlinkage long sys32_adjtimex(struct compat_timex __user *txc_p32)
{
struct timex txc;
- struct timex32 t32;
+ struct compat_timex t32;
int ret;
extern int do_adjtimex(struct timex *txc);
- if(copy_from_user(&t32, txc_p32, sizeof(struct timex32)))
+ if(copy_from_user(&t32, txc_p32, sizeof(struct compat_timex)))
return -EFAULT;
#undef CP
#define CP(x) txc.x = t32.x
@@ -620,7 +591,7 @@ asmlinkage long sys32_adjtimex(struct timex32 __user *txc_p32)
CP(time.tv_sec); CP(time.tv_usec); CP(tick); CP(ppsfreq); CP(jitter);
CP(shift); CP(stabil); CP(jitcnt); CP(calcnt); CP(errcnt);
CP(stbcnt);
- return copy_to_user(txc_p32, &t32, sizeof(struct timex32)) ? -EFAULT : ret;
+ return copy_to_user(txc_p32, &t32, sizeof(struct compat_timex)) ? -EFAULT : ret;
}
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index cd75ab2908fa..d9867f583c68 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -162,22 +162,9 @@ asmlinkage long compat_sys_sysfs(u32 option, u32 arg1, u32 arg2)
}
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
-asmlinkage long compat_sys_adjtimex(struct timex32 __user *utp)
+asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;
int ret;
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index cc058dc3bc8b..9809264f2f4d 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -707,22 +707,9 @@ asmlinkage long sys32_sendfile64(int out_fd, int in_fd,
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
-asmlinkage long sys32_adjtimex(struct timex32 __user *utp)
+asmlinkage long sys32_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;
int ret;
diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index 0e41df024489..48f02f201918 100644
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -947,22 +947,9 @@ asmlinkage long compat_sys_sendfile64(int out_fd, int in_fd,
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
-asmlinkage long sys32_adjtimex(struct timex32 __user *utp)
+asmlinkage long sys32_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;
int ret;
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index 2b2d029f477c..b13121e451a8 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -769,30 +769,17 @@ sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, s32 count)
/* Handle adjtimex compatibility. */
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
extern int do_adjtimex(struct timex *);
asmlinkage long
-sys32_adjtimex(struct timex32 __user *utp)
+sys32_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;
int ret;
memset(&txc, 0, sizeof(struct timex));
- if (!access_ok(VERIFY_READ, utp, sizeof(struct timex32)) ||
+ if (!access_ok(VERIFY_READ, utp, sizeof(struct compat_timex)) ||
__get_user(txc.modes, &utp->modes) ||
__get_user(txc.offset, &utp->offset) ||
__get_user(txc.freq, &utp->freq) ||
@@ -817,7 +804,7 @@ sys32_adjtimex(struct timex32 __user *utp)
ret = do_adjtimex(&txc);
- if (!access_ok(VERIFY_WRITE, utp, sizeof(struct timex32)) ||
+ if (!access_ok(VERIFY_WRITE, utp, sizeof(struct compat_timex)) ||
__put_user(txc.modes, &utp->modes) ||
__put_user(txc.offset, &utp->offset) ||
__put_user(txc.freq, &utp->freq) ||
diff --git a/include/linux/compat.h b/include/linux/compat.h
index c9ab2a26348c..859f95700d36 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -45,6 +45,32 @@ struct compat_tms {
compat_clock_t tms_cstime;
};
+struct compat_timex {
+ compat_uint_t modes;
+ compat_long_t offset;
+ compat_long_t freq;
+ compat_long_t maxerror;
+ compat_long_t esterror;
+ compat_int_t status;
+ compat_long_t constant;
+ compat_long_t precision;
+ compat_long_t tolerance;
+ struct compat_timeval time;
+ compat_long_t tick;
+ compat_long_t ppsfreq;
+ compat_long_t jitter;
+ compat_int_t shift;
+ compat_long_t stabil;
+ compat_long_t jitcnt;
+ compat_long_t calcnt;
+ compat_long_t errcnt;
+ compat_long_t stbcnt;
+
+ compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
+ compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
+ compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
+};
+
#define _COMPAT_NSIG_WORDS (_COMPAT_NSIG / _COMPAT_NSIG_BPW)
typedef struct {