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parisc: switch to generic compat rt_sigpending()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-12-25 14:58:56 -05:00
parent e6a7ad517a
commit cddc2da135
3 changed files with 2 additions and 26 deletions
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1
arch/parisc/Kconfig
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@ -25,6 +25,7 @@ config PARISC
select CLONE_BACKWARDS
select GENERIC_SIGALTSTACK
select GENERIC_COMPAT_RT_SIGPROCMASK
select GENERIC_COMPAT_RT_SIGPENDING
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used

25
arch/parisc/kernel/signal32.c
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@ -60,31 +60,6 @@ sigset_64to32(compat_sigset_t *s32, sigset_t *s64)
s32->sig[1] = (s64->sig[0] >> 32) & 0xffffffffUL;
}
static int
put_sigset32(compat_sigset_t __user *up, sigset_t *set, size_t sz)
{
compat_sigset_t s;
if (sz != sizeof *set)
return -EINVAL;
sigset_64to32(&s, set);
return copy_to_user(up, &s, sizeof s);
}
int sys32_rt_sigpending(compat_sigset_t __user *uset, unsigned int sigsetsize)
{
int ret;
sigset_t set;
KERNEL_SYSCALL(ret, sys_rt_sigpending, (sigset_t __user *)&set, sigsetsize);
if (!ret && put_sigset32(uset, &set, sigsetsize))
return -EFAULT;
return ret;
}
long
sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, struct sigaction32 __user *oact,
size_t sigsetsize)

2
arch/parisc/kernel/syscall_table.S
View File

@ -267,7 +267,7 @@
ENTRY_SAME(rt_sigreturn_wrapper)
ENTRY_DIFF(rt_sigaction)
ENTRY_COMP(rt_sigprocmask) /* 175 */
ENTRY_DIFF(rt_sigpending)
ENTRY_COMP(rt_sigpending)
ENTRY_COMP(rt_sigtimedwait)
/* even though the struct siginfo_t is different, it appears like
* all the paths use values which should be same wide and narrow.