Messages in this thread | | | Date | Mon, 29 Jun 2009 20:48:22 -0700 | From | Greg KH <> | Subject | Re: [stable] [PATCH] x86, setup (2.6.30-stable) fix 80x34 and 80x60 console modes |
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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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