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consolidate rt_sigsuspend()

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* pull compat version alongside with the native one
* make little-endian compat variant just call the native
* don't bother with separate conditional for compat (both native and
compat are going to become unconditional very soon).

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-12-24 21:43:56 -05:00
parent eaca6eae3e
commit ad4b65a434
2 changed files with 23 additions and 18 deletions
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17
kernel/compat.c
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@ -1067,23 +1067,6 @@ asmlinkage long compat_sys_stime(compat_time_t __user *tptr)
#endif /* __ARCH_WANT_COMPAT_SYS_TIME */
#ifdef __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND
asmlinkage long compat_sys_rt_sigsuspend(compat_sigset_t __user *unewset, compat_size_t sigsetsize)
{
sigset_t newset;
compat_sigset_t newset32;
/* XXX: Don't preclude handling different sized sigset_t's. */
if (sigsetsize != sizeof(sigset_t))
return -EINVAL;
if (copy_from_user(&newset32, unewset, sizeof(compat_sigset_t)))
return -EFAULT;
sigset_from_compat(&newset, &newset32);
return sigsuspend(&newset);
}
#endif /* __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND */
asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp)
{
struct timex txc;