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authorAl Viro <viro@zeniv.linux.org.uk>2012-11-25 01:36:15 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-03 18:32:49 -0500
commitbde208d2e10b8e8cf01cadadf203f5abcf1e4fe2 (patch)
treec912569356a020402096e7a4e1919a578eca3b05 /arch
parent1c37ea82775a160b1f03d27bda034260444caa2e (diff)
switch mips to generic rt_sigsuspend(), make it unconditional
mips was the last architecture not using the generic variant. Both native and compat variants switched to generic, which is made unconditional now. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/kernel/scall64-n32.S2
-rw-r--r--arch/mips/kernel/scall64-o32.S2
-rw-r--r--arch/mips/kernel/signal.c13
-rw-r--r--arch/mips/kernel/signal32.c17
-rw-r--r--arch/mips/kernel/signal_n32.c21
5 files changed, 2 insertions, 53 deletions
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 7388e25984b2..ab34b32f1e34 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -232,7 +232,7 @@ EXPORT(sysn32_call_table)
PTR sys_32_rt_sigpending /* 6125 */
PTR compat_sys_rt_sigtimedwait
PTR sys_32_rt_sigqueueinfo
- PTR sysn32_rt_sigsuspend
+ PTR compat_sys_rt_sigsuspend
PTR compat_sys_sigaltstack
PTR compat_sys_utime /* 6130 */
PTR sys_mknod
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 058a6c1e00a1..144d904cdb22 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -391,7 +391,7 @@ sys_call_table:
PTR sys_32_rt_sigpending
PTR compat_sys_rt_sigtimedwait
PTR sys_32_rt_sigqueueinfo
- PTR sys32_rt_sigsuspend
+ PTR compat_sys_rt_sigsuspend
PTR sys_32_pread /* 4200 */
PTR sys_32_pwrite
PTR sys_chown
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index eab30865b2bd..f221722a6d43 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -259,19 +259,6 @@ asmlinkage int sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
}
#endif
-SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user *,unewset, size_t, sigsetsize)
-{
- sigset_t newset;
-
- /* XXX Don't preclude handling different sized sigset_t's. */
- if (sigsetsize != sizeof(sigset_t))
- return -EINVAL;
-
- if (copy_from_user(&newset, unewset, sizeof(newset)))
- return -EFAULT;
- return sigsuspend(&newset);
-}
-
#ifdef CONFIG_TRAD_SIGNALS
SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act,
struct sigaction __user *, oact)
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index bb3ec6f0863e..ff6146dddf5f 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -284,23 +284,6 @@ asmlinkage int sys32_sigsuspend(nabi_no_regargs struct pt_regs regs)
return sigsuspend(&newset);
}
-asmlinkage int sys32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
-{
- compat_sigset_t __user *uset;
- sigset_t newset;
- size_t sigsetsize;
-
- /* XXX Don't preclude handling different sized sigset_t's. */
- sigsetsize = regs.regs[5];
- if (sigsetsize != sizeof(compat_sigset_t))
- return -EINVAL;
-
- uset = (compat_sigset_t __user *) regs.regs[4];
- if (get_sigset(&newset, uset))
- return -EFAULT;
- return sigsuspend(&newset);
-}
-
SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act,
struct sigaction32 __user *, oact)
{
diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c
index e62e2bc63a81..5f4ef2ae6199 100644
--- a/arch/mips/kernel/signal_n32.c
+++ b/arch/mips/kernel/signal_n32.c
@@ -65,27 +65,6 @@ struct rt_sigframe_n32 {
struct ucontextn32 rs_uc;
};
-extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
-
-asmlinkage int sysn32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
-{
- compat_sigset_t __user *unewset;
- compat_sigset_t uset;
- size_t sigsetsize;
- sigset_t newset;
-
- /* XXX Don't preclude handling different sized sigset_t's. */
- sigsetsize = regs.regs[5];
- if (sigsetsize != sizeof(sigset_t))
- return -EINVAL;
-
- unewset = (compat_sigset_t __user *) regs.regs[4];
- if (copy_from_user(&uset, unewset, sizeof(uset)))
- return -EFAULT;
- sigset_from_compat(&newset, &uset);
- return sigsuspend(&newset);
-}
-
asmlinkage void sysn32_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
{
struct rt_sigframe_n32 __user *frame;