diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-21 23:42:15 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 12:58:49 -0400 |
| commit | a610d6e672d6d3723e8da257ad4a8a288a8f2f89 (patch) | |
| tree | 2fac6ce7f72756771f4f87583205cc402589dcad /arch/blackfin | |
| parent | 5754f412a3f107cbcd93ee125bef296f2a07539b (diff) | |
| download | linux-stable-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.tar.gz linux-stable-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.tar.bz2 linux-stable-a610d6e672d6d3723e8da257ad4a8a288a8f2f89.zip | |
pull clearing RESTORE_SIGMASK into block_sigmask()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/kernel/signal.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c index 7f4205ddfa4d..b25cbfef8192 100644 --- a/arch/blackfin/kernel/signal.c +++ b/arch/blackfin/kernel/signal.c @@ -247,7 +247,7 @@ handle_restart(struct pt_regs *regs, struct k_sigaction *ka, int has_handler) /* * OK, we're invoking a handler */ -static int +static void handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka, struct pt_regs *regs) { @@ -260,11 +260,12 @@ handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka, /* set up the stack frame */ ret = setup_rt_frame(sig, ka, info, sigmask_to_save(), regs); + if (ret) + return; - if (ret == 0) - block_sigmask(ka, sig); - - return ret; + block_sigmask(ka, sig); + tracehook_signal_handler(sig, info, ka, regs, + test_thread_flag(TIF_SINGLESTEP)); } /* @@ -290,18 +291,7 @@ asmlinkage void do_signal(struct pt_regs *regs) signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { /* Whee! Actually deliver the signal. */ - if (handle_signal(signr, &info, &ka, regs) == 0) { - /* a signal was successfully delivered; the saved - * sigmask will have been stored in the signal frame, - * and will be restored by sigreturn, so we can simply - * clear the TIF_RESTORE_SIGMASK flag */ - if (test_thread_flag(TIF_RESTORE_SIGMASK)) - clear_thread_flag(TIF_RESTORE_SIGMASK); - - tracehook_signal_handler(signr, &info, &ka, regs, - test_thread_flag(TIF_SINGLESTEP)); - } - + handle_signal(signr, &info, &ka, regs); return; } |