aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 10:38:50 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 10:38:50 -0500
commit1557d33007f63dd96e5d15f33af389378e5f2e54 (patch)
tree06d05722b2ba5d2a67532f779fa8a88efe3c88f1 /arch/powerpc/kernel
parent6ec22f9b037fc0c2e00ddb7023fad279c365324d (diff)
parentc656ae95d1c5c8ed5763356263ace2d03087efec (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/sysctl-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/sysctl-2.6: (43 commits) security/tomoyo: Remove now unnecessary handling of security_sysctl. security/tomoyo: Add a special case to handle accesses through the internal proc mount. sysctl: Drop & in front of every proc_handler. sysctl: Remove CTL_NONE and CTL_UNNUMBERED sysctl: kill dead ctl_handler definitions. sysctl: Remove the last of the generic binary sysctl support sysctl net: Remove unused binary sysctl code sysctl security/tomoyo: Don't look at ctl_name sysctl arm: Remove binary sysctl support sysctl x86: Remove dead binary sysctl support sysctl sh: Remove dead binary sysctl support sysctl powerpc: Remove dead binary sysctl support sysctl ia64: Remove dead binary sysctl support sysctl s390: Remove dead sysctl binary support sysctl frv: Remove dead binary sysctl support sysctl mips/lasat: Remove dead binary sysctl support sysctl drivers: Remove dead binary sysctl support sysctl crypto: Remove dead binary sysctl support sysctl security/keys: Remove dead binary sysctl support sysctl kernel: Remove binary sysctl logic ...
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/idle.c4
-rw-r--r--arch/powerpc/kernel/sys_ppc32.c52
2 files changed, 1 insertions, 55 deletions
diff --git a/arch/powerpc/kernel/idle.c b/arch/powerpc/kernel/idle.c
index 88d9c1d5e5fb..049dda60e475 100644
--- a/arch/powerpc/kernel/idle.c
+++ b/arch/powerpc/kernel/idle.c
@@ -110,18 +110,16 @@ int powersave_nap;
110 */ 110 */
111static ctl_table powersave_nap_ctl_table[]={ 111static ctl_table powersave_nap_ctl_table[]={
112 { 112 {
113 .ctl_name = KERN_PPC_POWERSAVE_NAP,
114 .procname = "powersave-nap", 113 .procname = "powersave-nap",
115 .data = &powersave_nap, 114 .data = &powersave_nap,
116 .maxlen = sizeof(int), 115 .maxlen = sizeof(int),
117 .mode = 0644, 116 .mode = 0644,
118 .proc_handler = &proc_dointvec, 117 .proc_handler = proc_dointvec,
119 }, 118 },
120 {} 119 {}
121}; 120};
122static ctl_table powersave_nap_sysctl_root[] = { 121static ctl_table powersave_nap_sysctl_root[] = {
123 { 122 {
124 .ctl_name = CTL_KERN,
125 .procname = "kernel", 123 .procname = "kernel",
126 .mode = 0555, 124 .mode = 0555,
127 .child = powersave_nap_ctl_table, 125 .child = powersave_nap_ctl_table,
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index b97c2d67f4ac..c5a4732bcc48 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -520,58 +520,6 @@ asmlinkage long compat_sys_umask(u32 mask)
520 return sys_umask((int)mask); 520 return sys_umask((int)mask);
521} 521}
522 522
523#ifdef CONFIG_SYSCTL_SYSCALL
524struct __sysctl_args32 {
525 u32 name;
526 int nlen;
527 u32 oldval;
528 u32 oldlenp;
529 u32 newval;
530 u32 newlen;
531 u32 __unused[4];
532};
533
534asmlinkage long compat_sys_sysctl(struct __sysctl_args32 __user *args)
535{
536 struct __sysctl_args32 tmp;
537 int error;
538 size_t oldlen;
539 size_t __user *oldlenp = NULL;
540 unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7;
541
542 if (copy_from_user(&tmp, args, sizeof(tmp)))
543 return -EFAULT;
544
545 if (tmp.oldval && tmp.oldlenp) {
546 /* Duh, this is ugly and might not work if sysctl_args
547 is in read-only memory, but do_sysctl does indirectly
548 a lot of uaccess in both directions and we'd have to
549 basically copy the whole sysctl.c here, and
550 glibc's __sysctl uses rw memory for the structure
551 anyway. */
552 oldlenp = (size_t __user *)addr;
553 if (get_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp)) ||
554 put_user(oldlen, oldlenp))
555 return -EFAULT;
556 }
557
558 lock_kernel();
559 error = do_sysctl(compat_ptr(tmp.name), tmp.nlen,
560 compat_ptr(tmp.oldval), oldlenp,
561 compat_ptr(tmp.newval), tmp.newlen);
562 unlock_kernel();
563 if (oldlenp) {
564 if (!error) {
565 if (get_user(oldlen, oldlenp) ||
566 put_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp)))
567 error = -EFAULT;
568 }
569 copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
570 }
571 return error;
572}
573#endif
574
575unsigned long compat_sys_mmap2(unsigned long addr, size_t len, 523unsigned long compat_sys_mmap2(unsigned long addr, size_t len,
576 unsigned long prot, unsigned long flags, 524 unsigned long prot, unsigned long flags,
577 unsigned long fd, unsigned long pgoff) 525 unsigned long fd, unsigned long pgoff)