From: Jens Axboe axboe@kernel.dk
[ Upstream commit 42020064274c235d720d9c4b7d9a678b133e59cf ]
Wire up TIF_NOTIFY_SIGNAL handling for nios32.
Cc: Ley Foon Tan ley.foon.tan@intel.com Acked-by: Ley Foon Tan ley.foon.tan@intel.com Signed-off-by: Jens Axboe axboe@kernel.dk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/nios2/include/asm/thread_info.h | 2 ++ arch/nios2/kernel/signal.c | 3 ++- 2 files changed, 4 insertions(+), 1 deletion(-)
--- a/arch/nios2/include/asm/thread_info.h +++ b/arch/nios2/include/asm/thread_info.h @@ -86,6 +86,7 @@ static inline struct thread_info *curren #define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_SECCOMP 5 /* secure computing */ #define TIF_SYSCALL_AUDIT 6 /* syscall auditing active */ +#define TIF_NOTIFY_SIGNAL 7 /* signal notifications exist */ #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */
#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling @@ -97,6 +98,7 @@ static inline struct thread_info *curren #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_SECCOMP (1 << TIF_SECCOMP) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG)
--- a/arch/nios2/kernel/signal.c +++ b/arch/nios2/kernel/signal.c @@ -309,7 +309,8 @@ asmlinkage int do_notify_resume(struct p if (!user_mode(regs)) return 0;
- if (test_thread_flag(TIF_SIGPENDING)) { + if (test_thread_flag(TIF_SIGPENDING) || + test_thread_flag(TIF_NOTIFY_SIGNAL)) { int restart = do_signal(regs);
if (unlikely(restart)) {