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authorChristoph Lameter <clameter@engr.sgi.com>2006-02-04 23:27:55 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-05 11:06:53 -0800
commit64b4a954b03a1153fb8ae38d6ffbd991e01a1e80 (patch)
tree0436a6f23e46d9fcb6caf5b1216fe212be3fbc3f /mm/slab.c
parentfe1dcbc4f311c2e6c23b33c0fa8572461618ab3e (diff)
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[PATCH] hugetlb: add comment explaining reasons for Bus Errors
I just spent some time researching a Bus Error. Turns out that the huge page fault handler can return VM_FAULT_SIGBUS for various conditions where no huge page is available. Add a note explaining the reasoning in the source. Signed-off-by: Christoph Lameter <clameter@sgi.com> Acked-by: William Lee Irwin III <wli@holomorphy.com> Cc: 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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