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    SubjectRe: [PATCH] perf, tool: Fix perf stack to non executable on x86_64
    Le mercredi 01 février 2012 à 13:54 +0100, Jiri Olsa a écrit :
    > By adding following objects:
    > bench/mem-memset-x86-64-asm.o
    > bench/mem-memcpy-x86-64-asm.o
    > the x86_64 perf binary ended up with executable stack.
    > The reason was that above objects are assembler sourced and
    > are missing the GNU-stack note section. In such case the linker
    > assumes that the final binary should not be restricted at all
    > and mark the stack as RWX.
    > Adding section ".note.GNU-stack" definition to mentioned objects,
    > with all flags disabled, thus omiting those objects from linker
    > stack flags decision.
    > Signed-off-by: Jiri Olsa <>
    > ---

    Good catch, thanks !

    Acked-by: Eric Dumazet <>

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