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authorJeff Dike <jdike@addtoit.com>2006-01-18 17:44:03 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-18 19:20:30 -0800
commit36a7878a224c18aa4a5e098dc93d19cf5601462b (patch)
tree25b6339902dc1a517da33f631021e90b34456e99
parent2fc10620e741153329e2f1cbcde76e526f501410 (diff)
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op-kernel-dev-36a7878a224c18aa4a5e098dc93d19cf5601462b.tar.gz
[PATCH] uml: use generic sys_rt_sigsuspend
Use the generic sys_rt_sigsuspend. Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/um/kernel/signal_kern.c24
-rw-r--r--include/asm-um/unistd.h1
2 files changed, 1 insertions, 24 deletions
diff --git a/arch/um/kernel/signal_kern.c b/arch/um/kernel/signal_kern.c
index 7a54708..da17b75 100644
--- a/arch/um/kernel/signal_kern.c
+++ b/arch/um/kernel/signal_kern.c
@@ -185,30 +185,6 @@ long sys_sigsuspend(int history0, int history1, old_sigset_t mask)
return -ERESTARTNOHAND;
}
-long sys_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;
- sigdelsetmask(&newset, ~_BLOCKABLE);
-
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- current->blocked = newset;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
-}
-
long sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss)
{
return(do_sigaltstack(uss, uoss, PT_REGS_SP(&current->thread.regs)));
diff --git a/include/asm-um/unistd.h b/include/asm-um/unistd.h
index 6fdde45..afccfca 100644
--- a/include/asm-um/unistd.h
+++ b/include/asm-um/unistd.h
@@ -34,6 +34,7 @@ extern int um_execve(const char *file, char *const argv[], char *const env[]);
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#endif
#ifdef __KERNEL_SYSCALLS__
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