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[PATCH] x86_64: Don't look up struct page pointer of physical address in iounmap
authorAndi Kleen <ak@suse.de>
Tue, 17 May 2005 04:53:24 +0000 (21:53 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Tue, 17 May 2005 14:59:14 +0000 (07:59 -0700)
commit93ef70a217637ade3f335303a112b22a134a1ec2
treeb5d1e3e603823d798b77a91641f63f10a0a733b1tree | snapshot
parent1f5ee8da005f50d9f46ae5a7edba9a9c2d37b32ecommit | diff
[PATCH] x86_64: Don't look up struct page pointer of physical address in iounmap

It could be in a memory hole not mapped in mem_map and that causes the hash
lookup to go off to nirvana.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
arch/x86_64/mm/ioremap.c diff | blob | history
Domain: System / Uncategorized;