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    SubjectRe: [PATCH 05/20] hexagon: Do not call do_signal() with irqs disabled
    On Sat, May 26, 2012 at 12:04:21AM +0200, Richard Weinberger wrote:
    > get_signal_to_deliver() calls try_to_freeze() which might sleep.
    >
    > Cc: Richard Kuo <rkuo@codeaurora.org>
    > Cc: linux-hexagon@vger.kernel.org
    > Signed-off-by: Richard Weinberger <richard@nod.at>
    > ---
    > arch/hexagon/kernel/signal.c | 3 +++
    > 1 files changed, 3 insertions(+), 0 deletions(-)
    >
    > diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c
    > index 434866e..8403bfd 100644
    > --- a/arch/hexagon/kernel/signal.c
    > +++ b/arch/hexagon/kernel/signal.c
    > @@ -22,6 +22,7 @@
    > #include <linux/syscalls.h>
    > #include <linux/freezer.h>
    > #include <linux/tracehook.h>
    > +#include <linux/irqflags.h>
    > #include <asm/registers.h>
    > #include <asm/thread_info.h>
    > #include <asm/unistd.h>
    > @@ -267,6 +268,8 @@ no_restart:
    >
    > void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
    > {
    > + local_irq_enable();
    > +
    > if (thread_info_flags & _TIF_SIGPENDING)
    > do_signal(regs);
    >
    > --
    > 1.7.7.3
    >

    Acked-by: Richard Kuo <rkuo@codeaurora.org>


    --

    Sent by an employee of the Qualcomm Innovation Center, Inc.
    The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.


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