diff options
| author | Jens Axboe <axboe@kernel.dk> | 2020-10-09 23:29:17 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-12-12 19:17:38 +0300 |
| commit | 24a31b81e38309b1604f24520110aae1f83f3cbf (patch) | |
| tree | adbe7d5ac5b179d4487c09925550d1c0a2f60a5f /arch/riscv | |
| parent | b13e8bf615fe26fb6a6dfe1b5a1c65e1624dfee2 (diff) | |
| download | linux-24a31b81e38309b1604f24520110aae1f83f3cbf.tar.xz | |
riscv: add support for TIF_NOTIFY_SIGNAL
Wire up TIF_NOTIFY_SIGNAL handling for riscv.
Cc: linux-riscv@lists.infradead.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'arch/riscv')
| -rw-r--r-- | arch/riscv/include/asm/thread_info.h | 5 | ||||
| -rw-r--r-- | arch/riscv/kernel/signal.c | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/arch/riscv/include/asm/thread_info.h b/arch/riscv/include/asm/thread_info.h index a390711129de..97bf5a1575d2 100644 --- a/arch/riscv/include/asm/thread_info.h +++ b/arch/riscv/include/asm/thread_info.h @@ -74,6 +74,7 @@ struct thread_info { #define TIF_SYSCALL_TRACEPOINT 6 /* syscall tracepoint instrumentation */ #define TIF_SYSCALL_AUDIT 7 /* syscall auditing */ #define TIF_SECCOMP 8 /* syscall secure computing */ +#define TIF_NOTIFY_SIGNAL 9 /* signal notifications exist */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) @@ -82,9 +83,11 @@ struct thread_info { #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) #define _TIF_WORK_MASK \ - (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | _TIF_NEED_RESCHED) + (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | _TIF_NEED_RESCHED | \ + _TIF_NOTIFY_SIGNAL) #define _TIF_SYSCALL_WORK \ (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_TRACEPOINT | _TIF_SYSCALL_AUDIT | \ diff --git a/arch/riscv/kernel/signal.c b/arch/riscv/kernel/signal.c index bc6841867b51..469aef8ed922 100644 --- a/arch/riscv/kernel/signal.c +++ b/arch/riscv/kernel/signal.c @@ -310,7 +310,7 @@ asmlinkage __visible void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) { /* Handle pending signal delivery */ - if (thread_info_flags & _TIF_SIGPENDING) + if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL)) do_signal(regs); if (thread_info_flags & _TIF_NOTIFY_RESUME) |