Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH 12/20] unicore32: Do not call do_signal() with irqs disabled | Date | Sat, 26 May 2012 00:04:28 +0200 |
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get_signal_to_deliver() calls try_to_freeze() which might sleep.
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Signed-off-by: Richard Weinberger <richard@nod.at> --- arch/unicore32/kernel/signal.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c index 7754df6..d25ddd8 100644 --- a/arch/unicore32/kernel/signal.c +++ b/arch/unicore32/kernel/signal.c @@ -17,6 +17,7 @@ #include <linux/tracehook.h> #include <linux/elf.h> #include <linux/unistd.h> +#include <linux/irqflags.h> #include <asm/cacheflush.h> #include <asm/ucontext.h> @@ -458,6 +459,8 @@ 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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