diff options
| author | Jens Axboe <axboe@kernel.dk> | 2020-10-09 23:45:22 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-11-09 18:16:55 +0300 |
| commit | aeec8193578a71d0aee21218351849d38121ce90 (patch) | |
| tree | d7851cf02eabb3214508a3945152f09790dda7fd | |
| parent | f3924d763c8af4c5d441b666c01f4de03ac9449e (diff) | |
| download | linux-aeec8193578a71d0aee21218351849d38121ce90.tar.xz | |
hexagon: add support for TIF_NOTIFY_SIGNAL
Wire up TIF_NOTIFY_SIGNAL handling for hexagon.
Cc: linux-hexagon@vger.kernel.org
Acked-by: Brian Cain <bcain@codeaurora.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | arch/hexagon/include/asm/thread_info.h | 2 | ||||
| -rw-r--r-- | arch/hexagon/kernel/process.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/hexagon/include/asm/thread_info.h b/arch/hexagon/include/asm/thread_info.h index 563da1986464..535976665bf0 100644 --- a/arch/hexagon/include/asm/thread_info.h +++ b/arch/hexagon/include/asm/thread_info.h @@ -95,6 +95,7 @@ register struct thread_info *__current_thread_info asm(QUOTED_THREADINFO_REG); #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_SINGLESTEP 4 /* restore ss @ return to usr mode */ #define TIF_RESTORE_SIGMASK 6 /* restore sig mask in do_signal() */ +#define TIF_NOTIFY_SIGNAL 7 /* signal notifications exist */ /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 /* OOM killer killed process */ @@ -103,6 +104,7 @@ register struct thread_info *__current_thread_info asm(QUOTED_THREADINFO_REG); #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) /* work to do on interrupt/exception return - All but TIF_SYSCALL_TRACE */ #define _TIF_WORK_MASK (0x0000FFFF & ~_TIF_SYSCALL_TRACE) diff --git a/arch/hexagon/kernel/process.c b/arch/hexagon/kernel/process.c index 5a0a95d93ddb..82cd7a026eb3 100644 --- a/arch/hexagon/kernel/process.c +++ b/arch/hexagon/kernel/process.c @@ -174,7 +174,7 @@ int do_work_pending(struct pt_regs *regs, u32 thread_info_flags) return 1; } - if (thread_info_flags & _TIF_SIGPENDING) { + if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL)) { do_signal(regs); return 1; } |