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    Subject[tip:x86/asmlinkage] x86, asmlinkage: Make dump_stack visible
    Commit-ID:  b6c035d04e80b4244a143e34e51c84cf2181bd94
    Gitweb: http://git.kernel.org/tip/b6c035d04e80b4244a143e34e51c84cf2181bd94
    Author: Andi Kleen <ak@linux.intel.com>
    AuthorDate: Mon, 5 Aug 2013 15:02:48 -0700
    Committer: H. Peter Anvin <hpa@linux.intel.com>
    CommitDate: Tue, 6 Aug 2013 14:21:01 -0700

    x86, asmlinkage: Make dump_stack visible

    dump_stack is used from assembler code, so make it visible.

    Signed-off-by: Andi Kleen <ak@linux.intel.com>
    Link: http://lkml.kernel.org/r/1375740170-7446-15-git-send-email-andi@firstfloor.org
    Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
    ---
    include/linux/printk.h | 2 +-
    lib/dump_stack.c | 4 ++--
    2 files changed, 3 insertions(+), 3 deletions(-)

    diff --git a/include/linux/printk.h b/include/linux/printk.h
    index 22c7052..e6131a78 100644
    --- a/include/linux/printk.h
    +++ b/include/linux/printk.h
    @@ -200,7 +200,7 @@ static inline void show_regs_print_info(const char *log_lvl)
    }
    #endif

    -extern void dump_stack(void) __cold;
    +extern asmlinkage void dump_stack(void) __cold;

    #ifndef pr_fmt
    #define pr_fmt(fmt) fmt
    diff --git a/lib/dump_stack.c b/lib/dump_stack.c
    index c031541..f23b63f 100644
    --- a/lib/dump_stack.c
    +++ b/lib/dump_stack.c
    @@ -23,7 +23,7 @@ static void __dump_stack(void)
    #ifdef CONFIG_SMP
    static atomic_t dump_lock = ATOMIC_INIT(-1);

    -void dump_stack(void)
    +asmlinkage void dump_stack(void)
    {
    int was_locked;
    int old;
    @@ -55,7 +55,7 @@ retry:
    preempt_enable();
    }
    #else
    -void dump_stack(void)
    +asmlinkage void dump_stack(void)
    {
    __dump_stack();
    }

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