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    Subject[tip:x86/asm] x86/unwind: Prepend hex mask value with '0x' in unwind_dump()
    Commit-ID:  4ea3d7410c3597910071182a6bc258c015942887
    Gitweb: http://git.kernel.org/tip/4ea3d7410c3597910071182a6bc258c015942887
    Author: Josh Poimboeuf <jpoimboe@redhat.com>
    AuthorDate: Tue, 18 Apr 2017 08:12:57 -0500
    Committer: Ingo Molnar <mingo@kernel.org>
    CommitDate: Wed, 19 Apr 2017 09:59:47 +0200

    x86/unwind: Prepend hex mask value with '0x' in unwind_dump()

    In unwind_dump(), the stack mask value is printed in hex, but is
    confusingly not prepended with '0x'.

    Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
    Cc: Andy Lutomirski <luto@kernel.org>
    Cc: Borislav Petkov <bp@alien8.de>
    Cc: Brian Gerst <brgerst@gmail.com>
    Cc: Denys Vlasenko <dvlasenk@redhat.com>
    Cc: H. Peter Anvin <hpa@zytor.com>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Link: http://lkml.kernel.org/r/e7fe41be19d73c9f99f53082486473febfe08ffa.1492520933.git.jpoimboe@redhat.com
    Signed-off-by: Ingo Molnar <mingo@kernel.org>
    ---
    arch/x86/kernel/unwind_frame.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/arch/x86/kernel/unwind_frame.c b/arch/x86/kernel/unwind_frame.c
    index 3ebe687..5d26374 100644
    --- a/arch/x86/kernel/unwind_frame.c
    +++ b/arch/x86/kernel/unwind_frame.c
    @@ -36,7 +36,7 @@ static void unwind_dump(struct unwind_state *state, unsigned long *sp)

    dumped_before = true;

    - printk_deferred("unwind stack type:%d next_sp:%p mask:%lx graph_idx:%d\n",
    + printk_deferred("unwind stack type:%d next_sp:%p mask:0x%lx graph_idx:%d\n",
    state->stack_info.type, state->stack_info.next_sp,
    state->stack_mask, state->graph_idx);

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