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authorMark Brown <broonie@kernel.org>2015-09-16 20:44:25 +0100
committerMark Brown <broonie@kernel.org>2015-09-16 20:44:25 +0100
commit92243b6fc8fcb16bf401b055f7a0ba79f70a4115 (patch)
tree08e9fa205efb9bfab23b6ea59fc0a3eaa3fed82b /arch/arm/kernel/signal.c
parenta394d635193b641f2c86ead5ada5b115d57c51f8 (diff)
parent6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff)
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Merge tag 'v4.3-rc1' into spi-fix-doc
Linux 4.3-rc1
Diffstat (limited to 'arch/arm/kernel/signal.c')
-rw-r--r--arch/arm/kernel/signal.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 423663e23791..b6cda06b455f 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -562,6 +562,12 @@ static int do_signal(struct pt_regs *regs, int syscall)
asmlinkage int
do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall)
{
+ /*
+ * The assembly code enters us with IRQs off, but it hasn't
+ * informed the tracing code of that for efficiency reasons.
+ * Update the trace code with the current status.
+ */
+ trace_hardirqs_off();
do {
if (likely(thread_flags & _TIF_NEED_RESCHED)) {
schedule();