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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-22 03:42:15 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 16:58:49 (GMT) |
commit | a610d6e672d6d3723e8da257ad4a8a288a8f2f89 (patch) | |
tree | 2fac6ce7f72756771f4f87583205cc402589dcad /arch/hexagon/kernel/signal.c | |
parent | 5754f412a3f107cbcd93ee125bef296f2a07539b (diff) | |
download | linux-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.tar.xz |
pull clearing RESTORE_SIGMASK into block_sigmask()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/hexagon/kernel/signal.c')
-rw-r--r-- | arch/hexagon/kernel/signal.c | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c index f73fcee0..5f7d7c8 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; } |