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| author | Thomas Gleixner <tglx@linutronix.de> | 2018-06-22 21:20:35 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-06-22 21:20:35 +0200 |
| commit | 7731b8bc94e599c9a79e428f3359ff2c34b7576a (patch) | |
| tree | 879f18ccbe274122f2d4f095b43cbc7f953e0ada /arch/arm/kernel/signal.c | |
| parent | 48e315618dc4dc8904182cd221e3d395d5d97005 (diff) | |
| parent | 9ffc59d57228d74809700be6f7ecb1db10292f05 (diff) | |
Merge branch 'linus' into x86/urgent
Required to queue a dependent fix.
Diffstat (limited to 'arch/arm/kernel/signal.c')
| -rw-r--r-- | arch/arm/kernel/signal.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index bd8810d4acb3..f09e9d66d605 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -541,6 +541,12 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) int ret; /* + * Increment event counter and perform fixup for the pre-signal + * frame. + */ + rseq_signal_deliver(regs); + + /* * Set up the stack frame */ if (ksig->ka.sa.sa_flags & SA_SIGINFO) @@ -660,6 +666,7 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) } else { clear_thread_flag(TIF_NOTIFY_RESUME); tracehook_notify_resume(regs); + rseq_handle_notify_resume(regs); } } local_irq_disable(); @@ -703,3 +710,10 @@ asmlinkage void addr_limit_check_failed(void) { addr_limit_user_check(); } + +#ifdef CONFIG_DEBUG_RSEQ +asmlinkage void do_rseq_syscall(struct pt_regs *regs) +{ + rseq_syscall(regs); +} +#endif |