get_signal_to_deliver() calls try_to_freeze() which might sleep.
Cc: Mark Salter <msalter@xxxxxxxxxx>
Cc: Aurelien Jacquiot <a-jacquiot@xxxxxx>
Cc: linux-c6x-dev@xxxxxxxxxxxxx
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
arch/c6x/kernel/signal.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index cf37478..80e91bf 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -15,6 +15,7 @@
#include <linux/uaccess.h>
#include <linux/syscalls.h>
#include <linux/tracehook.h>
+#include <linux/irqflags.h>
#include <asm/ucontext.h>
#include <asm/cacheflush.h>
@@ -356,6 +357,8 @@ static void do_signal(struct pt_regs *regs, int syscall)
asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags,
int syscall)
{
+ local_irq_enable();
+
/* deal with pending signal delivery */
if (thread_info_flags & ((1 << TIF_SIGPENDING) |
(1 << TIF_RESTORE_SIGMASK)))
--
1.7.7.3
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