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powerpc: add support for TIF_NOTIFY_SIGNAL

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[ Upstream commit 900f0713fdd730fab0f0bfa4a8ca4db2a8985bbe ]

Wire up TIF_NOTIFY_SIGNAL handling for powerpc.

Cc: linuxppc-dev@lists.ozlabs.org
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jens Axboe
2020-10-22 20:11:56 -06:00
committed by Greg Kroah-Hartman
parent 45b365bc6c
commit abab3d4444
2 changed files with 5 additions and 2 deletions
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2
arch/powerpc/kernel/signal.c
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@@ -318,7 +318,7 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
if (thread_info_flags & _TIF_PATCH_PENDING)
klp_update_patch_state(current);
if (thread_info_flags & _TIF_SIGPENDING) {
if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL)) {
BUG_ON(regs != current->thread.regs);
do_signal(current);
}