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[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>
This commit is contained in:
Jeff Dike 2006-01-18 17:44:03 -08:00 committed by Linus Torvalds
parent 2fc10620e7
commit 36a7878a22
2 changed files with 1 additions and 24 deletions
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24
arch/um/kernel/signal_kern.c
View File

@ -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)));

1
include/asm-um/unistd.h
View File

@ -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__