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[PATCH] Don't map the same page too much
author
Hugh Dickins
<hugh@veritas.com>
Tue, 11 Oct 2005 18:16:26 +0000
(19:16 +0100)
committer
Linus Torvalds
<torvalds@g5.osdl.org>
Tue, 11 Oct 2005 19:03:47 +0000
(12:03 -0700)
Refuse to install a page into a mapping if the mapping count is already
ridiculously large.
You probably cannot trigger this on 32-bit architectures, but on a
64-bit setup we should protect against it.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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