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Message-ID: <20090630034822.GC12373@kroah.com> Date: Mon, 29 Jun 2009 20:48:22 -0700 From: Greg KH <greg@...ah.com> To: "H. Peter Anvin" <hpa@...nel.org> Cc: Marc Aurele La France <root@...berta.ca>, "H. Peter Anvin" <hpa@...ux.intel.com>, x86@...nel.org, stable@...nel.org, Research.Support@...berta.ca, linux-kernel@...r.kernel.org Subject: Re: [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@...ee86.org> > > Signed-off-by: Marc Aurele La France <tsi@...ee86.org> > > Acked-by: H. Peter Anvin <hpa@...or.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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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