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    Subject[PATCH 9/14] uml: memcpy export needs to follow host declaration
    From 8bfd04b974689f700bbd053ad6e66b0a95fb80c9

    x86_64 defines either memcpy or __memcpy depending on the gcc version, and
    it looks like UML needs to follow that in its exporting.

    Cc: Gabriel C <nix.or.die@googlemail.com>
    Signed-off-by: Jeff Dike <jdike@linux.intel.com>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
    ---
    arch/um/sys-x86_64/ksyms.c | 4 ++++
    1 files changed, 4 insertions(+), 0 deletions(-)

    diff --git a/arch/um/sys-x86_64/ksyms.c b/arch/um/sys-x86_64/ksyms.c
    index 08f63e2..467879a 100644
    --- a/arch/um/sys-x86_64/ksyms.c
    +++ b/arch/um/sys-x86_64/ksyms.c
    @@ -13,5 +13,9 @@ EXPORT_SYMBOL(__down_failed_trylock);
    EXPORT_SYMBOL(__up_wakeup);

    /*XXX: we need them because they would be exported by x86_64 */
    +#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
    +EXPORT_SYMBOL(memcpy);
    +#else
    EXPORT_SYMBOL(__memcpy);
    +#endif
    EXPORT_SYMBOL(csum_partial);
    --
    1.5.5.1


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