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    SubjectRe: [PATCH] x86, setup (2.6.30-stable) fix 80x34 and 80x60 console modes
    Marc Aurele La France wrote:
    > As coded, most INT10 calls in video-vga.c allow the compiler to assume EAX
    > remains unchanged across them, which is not always the case. This
    > triggers an optimisation issue that causes vga_set_vertical_end() to be
    > called with an incorrect number of scanlines. Fix this by beefing up the
    > asm constraints on these calls.
    > Reported-by: Marc Aurele La France <>
    > Signed-off-by: Marc Aurele La France <>
    > Acked-by: H. Peter Anvin <>

    Note: this is not in upstream since upstream is not affected due to the
    new "BIOS glovebox" subsystem.


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