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    SubjectRe: [stable] [PATCH] x86, setup (2.6.30-stable) fix 80x34 and 80x60 console modes
    On Mon, Jun 29, 2009 at 06:27:40PM -0700, H. Peter Anvin wrote:
    > 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 <tsi@xfree86.org>
    > > Signed-off-by: Marc Aurele La France <tsi@xfree86.org>
    > > Acked-by: H. Peter Anvin <hpa@zytor.com>
    >
    > Note: this is not in upstream since upstream is not affected due to the
    > new "BIOS glovebox" subsystem.

    So it is a ".30 only" type patch? Any older kernel versions affected?

    thanks,

    greg k-h


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