| commit | b92e9fac400d4ae5bc7a75c568e9844ec53ea329 | |
| author | Jan Beulich <jbeulich@novell.com> | |
| Wed, 2 May 2007 17:27:11 +0000 (2 19:27 +0200) | ||
| committer | Andi Kleen <andi@basil.nowhere.org> | |
| Wed, 2 May 2007 17:27:11 +0000 (2 19:27 +0200) | ||
| tree | 2e5d5194d2532a4d8d4849802e19adcc617013f6 | treesnapshot (tar.gz zip) |
| parent | b00742d399513a4100c24cc2accefdc1bb1e0b15 | commitdiff |
[PATCH] x86: fix amd64-agp aperture validation
Under CONFIG_DISCONTIGMEM, assuming that a !pfn_valid() implies all
subsequent pfn-s are also invalid is wrong. Thus replace this by
explicitly checking against the E820 map.
AK: make e820 on x86-64 not initdata
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Mark Langsdorf <mark.langsdorf@amd.com>
Under CONFIG_DISCONTIGMEM, assuming that a !pfn_valid() implies all
subsequent pfn-s are also invalid is wrong. Thus replace this by
explicitly checking against the E820 map.
AK: make e820 on x86-64 not initdata
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Mark Langsdorf <mark.langsdorf@amd.com>
| arch/i386/kernel/e820.c | diffblobblamehistory | |
| arch/x86_64/kernel/e820.c | diffblobblamehistory | |
| drivers/char/agp/amd64-agp.c | diffblobblamehistory | |
| include/asm-i386/e820.h | diffblobblamehistory |