Commit-ID: 0f905a43ce955b638139bd84486194770a6a2c08 Gitweb: http://git.kernel.org/tip/0f905a43ce955b638139bd84486194770a6a2c08 Author: Matt Fleming <matt.fleming@xxxxxxxxx> AuthorDate: Tue, 20 Nov 2012 13:07:46 +0000 Committer: Matt Fleming <matt.fleming@xxxxxxxxx> CommitDate: Tue, 20 Nov 2012 20:52:07 +0000 x86, efi: Fix processor-specific memcpy() build error Building for Athlon/Duron/K7 results in the following build error, arch/x86/boot/compressed/eboot.o: In function `__constant_memcpy3d': eboot.c:(.text+0x385): undefined reference to `_mmx_memcpy' arch/x86/boot/compressed/eboot.o: In function `efi_main': eboot.c:(.text+0x1a22): undefined reference to `_mmx_memcpy' because the boot stub code doesn't link with the kernel proper, and therefore doesn't have access to the 3DNow version of memcpy. So, follow the example of misc.c and #undef memcpy so that we use the version provided by misc.c. See https://bugzilla.kernel.org/show_bug.cgi?id=50391 Reported-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Reported-by: Ryan Underwood <nemesis@xxxxxxxxxxxx> Cc: H. Peter Anvin <hpa@xxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Matt Fleming <matt.fleming@xxxxxxxxx> --- arch/x86/boot/compressed/eboot.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c index c760e07..e87b0ca 100644 --- a/arch/x86/boot/compressed/eboot.c +++ b/arch/x86/boot/compressed/eboot.c @@ -12,6 +12,8 @@ #include <asm/setup.h> #include <asm/desc.h> +#undef memcpy /* Use memcpy from misc.c */ + #include "eboot.h" static efi_system_table_t *sys_table; -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html