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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-21 21:42:32 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:52:30 -0400
commit68f3f16d9ad0f1e28ab3fd0001ab5798c41f15a3 (patch)
treefd023109413f5eb28b364663fdf4bf2eabca47d4 /arch/cris
parentbf67f3a5c456a18f2e8d062f7e88506ef2cd9837 (diff)
downloadop-kernel-dev-68f3f16d9ad0f1e28ab3fd0001ab5798c41f15a3.zip
op-kernel-dev-68f3f16d9ad0f1e28ab3fd0001ab5798c41f15a3.tar.gz
new helper: sigsuspend()
guts of saved_sigmask-based sigsuspend/rt_sigsuspend. Takes kernel sigset_t *. Open-coded instances replaced with calling it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/cris')
-rw-r--r--arch/cris/arch-v10/kernel/signal.c16
-rw-r--r--arch/cris/arch-v32/kernel/signal.c16
2 files changed, 8 insertions, 24 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index 289c584..170f497 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -48,19 +48,11 @@ void do_signal(int canrestart, struct pt_regs *regs);
* dummy arguments to be able to reach the regs argument. (Note that this
* arrangement relies on old_sigset_t occupying one register.)
*/
-int sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof,
- long srp, struct pt_regs *regs)
+int sys_sigsuspend(old_sigset_t mask)
{
- mask &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, mask);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
+ sigset_t blocked;
+ siginitset(&blocked, mask);
+ return sigsuspend(&blocked);
}
int sys_sigaction(int sig, const struct old_sigaction __user *act,
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index ce4ab1a..e090832 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -59,19 +59,11 @@ void keep_debug_flags(unsigned long oldccs, unsigned long oldspc,
* dummy arguments to be able to reach the regs argument.
*/
int
-sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof,
- long srp, struct pt_regs *regs)
+sys_sigsuspend(old_sigset_t mask)
{
- mask &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, mask);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
+ sigset_t blocked;
+ siginitset(&blocked, mask);
+ return sigsuspend(&blocked);
}
int
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