Commit:     59acc08fd95aefb5430458a08a82b15a4174ed74
Parent:     1ed4395035a6791ebbbf618429a58ab9c207cc83
Author:     Antonino A. Daplas <[EMAIL PROTECTED]>
AuthorDate: Thu Aug 2 18:16:46 2007 +0800
Committer:  H. Peter Anvin <[EMAIL PROTECTED]>
CommitDate: Thu Aug 2 11:08:27 2007 -0400

    [x86 setup] video setup: Fix VBE DDC reading
    Add memory operand constraint and write-only modifier to the inline
    assembly to effect the writing of the EDID block to boot_params.edid_info.
    Without this, gcc would think the EDID query was dead code and would
    eliminate it.
    Signed-off-by: Antonino Daplas <[EMAIL PROTECTED]>
    Signed-off-by: H. Peter Anvin <[EMAIL PROTECTED]>
 arch/i386/boot/video-vesa.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/i386/boot/video-vesa.c b/arch/i386/boot/video-vesa.c
index e6aa9eb..f1bc71e 100644
--- a/arch/i386/boot/video-vesa.c
+++ b/arch/i386/boot/video-vesa.c
@@ -268,7 +268,7 @@ void vesa_store_edid(void)
        dx = 0;                 /* EDID block number */
        di =(size_t) &boot_params.edid_info; /* (ES:)Pointer to block */
-           : "+a" (ax), "+b" (bx), "+d" (dx)
+           : "+a" (ax), "+b" (bx), "+d" (dx), "=m" (boot_params.edid_info)
            : "c" (cx), "D" (di)
            : "esi");
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