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authorHugh Dickins <hugh@veritas.com>2006-09-29 02:01:26 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-29 09:18:23 -0700
commit3f9e7949f86dfe2bd9a1ad0604f78e7683c059de (patch)
treeaf710aa375e0f641ceec1bf7d4002ef33beeb571 /Documentation
parent2d1d43f6a43b703587e759145f69467e7c6553a7 (diff)
[PATCH] valid_swaphandles() fix
akpm draws my attention to the fact that sysctl(VM_PAGE_CLUSTER) might conceivably change page_cluster to 0 while valid_swaphandles() is in the middle of using it, leading to an embarrassingly long loop: take a local snapshot of page_cluster and work with that. Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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