This is a note to let you know that I've just added the patch titled
alpha: fix TIF_NOTIFY_SIGNAL handling
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
alpha-fix-tif_notify_signal-handling.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit d0490f0595a98153558f0b1dca301d57c4886b71
Author: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Sat Sep 18 18:08:56 2021 -0400
alpha: fix TIF_NOTIFY_SIGNAL handling
[ Upstream commit e2c7554cc6d85f95e3c6635f270ec839ab9fe05e ]
it needs to be added to _TIF_WORK_MASK, or we might not reach
do_work_pending() in the first place...
Fixes: 5a9a8897c253a "alpha: add support for TIF_NOTIFY_SIGNAL"
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h
index 2592356e3215..0ce1eee0924b 100644
--- a/arch/alpha/include/asm/thread_info.h
+++ b/arch/alpha/include/asm/thread_info.h
@@ -77,7 +77,7 @@ register struct thread_info *__current_thread_info __asm__("$8");
/* Work to do on interrupt/exception return. */
#define _TIF_WORK_MASK (_TIF_SIGPENDING | _TIF_NEED_RESCHED | \
- _TIF_NOTIFY_RESUME)
+ _TIF_NOTIFY_RESUME | _TIF_NOTIFY_SIGNAL)
/* Work to do on any return to userspace. */
#define _TIF_ALLWORK_MASK (_TIF_WORK_MASK \
