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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:42:15 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-06-01 12:58:49 -0400
commita610d6e672d6d3723e8da257ad4a8a288a8f2f89 (patch)
tree2fac6ce7f72756771f4f87583205cc402589dcad /arch/hexagon/kernel
parent5754f412a3f107cbcd93ee125bef296f2a07539b (diff)
downloadvexpress-lsk-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.tar.gz
pull clearing RESTORE_SIGMASK into block_sigmask()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/hexagon/kernel')
-rw-r--r--arch/hexagon/kernel/signal.c26
1 files changed, 6 insertions, 20 deletions
diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c
index f73fcee09ba..5f7d7c8a132 100644
--- a/arch/hexagon/kernel/signal.c
+++ b/arch/hexagon/kernel/signal.c
@@ -149,11 +149,9 @@ sigsegv:
/*
* Setup invocation of signal handler
*/
-static int handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
+static void handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
struct pt_regs *regs)
{
- int rc;
-
/*
* If we're handling a signal that aborted a system call,
* set up the error return value before adding the signal
@@ -186,15 +184,13 @@ static int handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
* Set up the stack frame; not doing the SA_SIGINFO thing. We
* only set up the rt_frame flavor.
*/
- rc = setup_rt_frame(sig, ka, info, sigmask_to_save(), regs);
-
/* If there was an error on setup, no signal was delivered. */
- if (rc)
- return rc;
+ if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs) < 0)
+ return;
block_sigmask(ka, sig);
-
- return 0;
+ tracehook_signal_handler(sig, info, ka, regs,
+ test_thread_flag(TIF_SINGLESTEP));
}
/*
@@ -215,17 +211,7 @@ static void do_signal(struct pt_regs *regs)
signo = get_signal_to_deliver(&info, &sigact, regs, NULL);
if (signo > 0) {
- if (handle_signal(signo, &info, &sigact, regs) == 0) {
- /*
- * Successful delivery case. The saved sigmask is
- * stored in the signal frame, and will be restored
- * by sigreturn. We can clear the TIF flag.
- */
- clear_thread_flag(TIF_RESTORE_SIGMASK);
-
- tracehook_signal_handler(signo, &info, &sigact, regs,
- test_thread_flag(TIF_SINGLESTEP));
- }
+ handle_signal(signo, &info, &sigact, regs);
return;
}