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-rw-r--r--arch/um/include/asm/thread_info.h2
-rw-r--r--arch/um/kernel/process.c3
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h
index 4c19ce4c49f1..3b1cb8b3b186 100644
--- a/arch/um/include/asm/thread_info.h
+++ b/arch/um/include/asm/thread_info.h
@@ -57,6 +57,7 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_SYSCALL_TRACE 0 /* syscall trace active */
#define TIF_SIGPENDING 1 /* signal pending */
#define TIF_NEED_RESCHED 2 /* rescheduling necessary */
+#define TIF_NOTIFY_SIGNAL 3 /* signal notifications exist */
#define TIF_RESTART_BLOCK 4
#define TIF_MEMDIE 5 /* is terminating due to OOM killer */
#define TIF_SYSCALL_AUDIT 6
@@ -67,6 +68,7 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
+#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL)
#define _TIF_MEMDIE (1 << TIF_MEMDIE)
#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
#define _TIF_SECCOMP (1 << TIF_SECCOMP)
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index 3bed09538dd9..9e19da9e6198 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -99,7 +99,8 @@ void interrupt_end(void)
if (need_resched())
schedule();
- if (test_thread_flag(TIF_SIGPENDING))
+ if (test_thread_flag(TIF_SIGPENDING) ||
+ test_thread_flag(TIF_NOTIFY_SIGNAL))
do_signal(regs);
if (test_thread_flag(TIF_NOTIFY_RESUME))
tracehook_notify_resume(regs);