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mips: switch to generic compat rt_sigqueueinfo() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
hifive-unleashed-5.1
Al Viro 2012-12-25 15:49:15 -05:00
parent 45cb66f797
commit ea5d83db67
4 changed files with 3 additions and 18 deletions
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1
arch/mips/Kconfig
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@ -42,6 +42,7 @@ config MIPS
select MODULES_USE_ELF_REL if MODULES
select MODULES_USE_ELF_RELA if MODULES && 64BIT
select GENERIC_SIGALTSTACK
select GENERIC_COMPAT_RT_SIGQUEUEINFO
select GENERIC_COMPAT_RT_SIGPROCMASK
select GENERIC_COMPAT_RT_SIGPENDING

2
arch/mips/kernel/scall64-n32.S
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@ -231,7 +231,7 @@ EXPORT(sysn32_call_table)
PTR sys_capset
PTR compat_sys_rt_sigpending /* 6125 */
PTR compat_sys_rt_sigtimedwait
PTR sys_32_rt_sigqueueinfo
PTR compat_sys_rt_sigqueueinfo
PTR compat_sys_rt_sigsuspend
PTR compat_sys_sigaltstack
PTR compat_sys_utime /* 6130 */

2
arch/mips/kernel/scall64-o32.S
View File

@ -390,7 +390,7 @@ sys_call_table:
PTR compat_sys_rt_sigprocmask /* 4195 */
PTR compat_sys_rt_sigpending
PTR compat_sys_rt_sigtimedwait
PTR sys_32_rt_sigqueueinfo
PTR compat_sys_rt_sigqueueinfo
PTR compat_sys_rt_sigsuspend
PTR sys_32_pread /* 4200 */
PTR sys_32_pwrite

16
arch/mips/kernel/signal32.c
View File

@ -614,22 +614,6 @@ out:
return ret;
}
SYSCALL_DEFINE3(32_rt_sigqueueinfo, int, pid, int, sig,
compat_siginfo_t __user *, uinfo)
{
siginfo_t info;
int ret;
mm_segment_t old_fs = get_fs();
if (copy_from_user(&info, uinfo, 3*sizeof(int)) ||
copy_from_user(info._sifields._pad, uinfo->_sifields._pad, SI_PAD_SIZE))
return -EFAULT;
set_fs(KERNEL_DS);
ret = sys_rt_sigqueueinfo(pid, sig, (siginfo_t __user *)&info);
set_fs(old_fs);
return ret;
}
static int signal32_init(void)
{
if (cpu_has_fpu) {