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(parent: dce01eb) | patch
[PATCH] mm: prep_zero_page() in irq is a bug
authorAndrew Morton <akpm@osdl.org>
Wed, 22 Mar 2006 08:08:42 +0000 (00:08 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Wed, 22 Mar 2006 15:54:02 +0000 (07:54 -0800)
commit9211bba24ea49bc08851fed84132f1bc25d7ca98
tree7be40e7709b1887648a649fd6b5c036638c4608btree | snapshot
parentdce01eb35c8de7c8a89a52b1da94867757d25678commit | diff
[PATCH] mm: prep_zero_page() in irq is a bug

prep_zero_page() uses KM_USER0 and hence may not be used from IRQ context, at
least for highmem pages.

Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Christoph Lameter <christoph@lameter.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
mm/page_alloc.c diff | blob | history
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