x86, mm: Use MAX_DMA_PFN for ZONE_DMA on 32-bit
authorPekka Enberg <penberg@kernel.org>
Tue, 1 Nov 2011 13:58:16 +0000 (15:58 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 11 Nov 2011 09:22:41 +0000 (10:22 +0100)
commitff14c1d01576fb839a925a42596582f6c68a1a1a
treeaaeb66880b5da8a7bb358f8d7b419ba284fe6317
parent5e442a493fc59fa536c76db1fff5b49ca36a88c5
x86, mm: Use MAX_DMA_PFN for ZONE_DMA on 32-bit

Use MAX_DMA_PFN which represents the 16 MB ISA DMA limit on
32-bit x86 just like we do on 64-bit.

Acked-by: Tejun Heo <tj@kernel.org>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
Link: http://lkml.kernel.org/r/1320155902-10424-1-git-send-email-penberg@kernel.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/mm/init_32.c