Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH 09/20] score: Do not call do_signal() with irqs disabled | Date | Sat, 26 May 2012 00:04:25 +0200 |
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get_signal_to_deliver() calls try_to_freeze() which might sleep.
Cc: Chen Liqin <liqin.chen@sunplusct.com> Cc: Lennox Wu <lennox.wu@gmail.com> Signed-off-by: Richard Weinberger <richard@nod.at> --- arch/score/kernel/signal.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c index d4a4901..452c1fa 100644 --- a/arch/score/kernel/signal.c +++ b/arch/score/kernel/signal.c @@ -29,6 +29,7 @@ #include <linux/unistd.h> #include <linux/uaccess.h> #include <linux/tracehook.h> +#include <linux/irqflags.h> #include <asm/cacheflush.h> #include <asm/syscalls.h> @@ -350,6 +351,8 @@ static void do_signal(struct pt_regs *regs) asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags) { + local_irq_enable(); + /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) do_signal(regs); -- 1.7.7.3
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