Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH 01/20] arm: Do not call do_signal() with irqs disabled | Date | Sat, 26 May 2012 00:04:17 +0200 |
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get_signal_to_deliver() calls try_to_freeze() which might sleep.
Cc: Russell King <linux@arm.linux.org.uk> Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Richard Weinberger <richard@nod.at> --- arch/arm/kernel/signal.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 4e5fdd9..434a1f3 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -13,6 +13,7 @@ #include <linux/freezer.h> #include <linux/uaccess.h> #include <linux/tracehook.h> +#include <linux/irqflags.h> #include <asm/elf.h> #include <asm/cacheflush.h> @@ -722,6 +723,8 @@ static void do_signal(struct pt_regs *regs, int syscall) asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int thread_flags, int syscall) { + local_irq_enable(); + if (thread_flags & _TIF_SIGPENDING) do_signal(regs, syscall); -- 1.7.7.3
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