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authorJens Axboe <axboe@kernel.dk>2020-10-10 00:10:55 +0300
committerJens Axboe <axboe@kernel.dk>2020-11-09 18:16:55 +0300
commite660653cd9f2df470d156c249631f68b9dee51ee (patch)
tree85cf5b1642c8f70e7535bcb2621749549ee742bd /arch/m68k
parent192caabd4dd92c98d23ed4334d7596af05af2fb4 (diff)
downloadlinux-e660653cd9f2df470d156c249631f68b9dee51ee.tar.xz
m68k: add support for TIF_NOTIFY_SIGNAL
Wire up TIF_NOTIFY_SIGNAL handling for m68k. Cc: linux-m68k@lists.linux-m68k.org Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/thread_info.h1
-rw-r--r--arch/m68k/kernel/signal.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h
index 3689c6718c88..15a757073fa5 100644
--- a/arch/m68k/include/asm/thread_info.h
+++ b/arch/m68k/include/asm/thread_info.h
@@ -60,6 +60,7 @@ static inline struct thread_info *current_thread_info(void)
* bits 0-7 are tested at every exception exit
* bits 8-15 are also tested at syscall exit
*/
+#define TIF_NOTIFY_SIGNAL 4
#define TIF_NOTIFY_RESUME 5 /* callback before returning to user */
#define TIF_SIGPENDING 6 /* signal pending */
#define TIF_NEED_RESCHED 7 /* rescheduling necessary */
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index 46f91e0f6a08..349570f16a78 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -1133,7 +1133,8 @@ static void do_signal(struct pt_regs *regs)
void do_notify_resume(struct pt_regs *regs)
{
- if (test_thread_flag(TIF_SIGPENDING))
+ if (test_thread_flag(TIF_NOTIFY_SIGNAL) ||
+ test_thread_flag(TIF_SIGPENDING))
do_signal(regs);
if (test_thread_flag(TIF_NOTIFY_RESUME))