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authorMilan Broz <mbroz@redhat.com>2007-07-21 04:37:27 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-21 17:49:14 -0700
commit80b16c192e469541263d6bfd9177662ceb632ecc (patch)
treec6e8a0abc281eac6e8139b38c4152dc366693f13 /fs/nfsd
parentd3fec424b23c47686efcf3f2004c3f1c1cee4d9c (diff)
dm io: fix panic on large request
Flush workqueue before releasing bioset and mopools in dm-crypt. There can be finished but not yet released request. Call chain causing oops: run workqueue dec_pending bio_endio(...); <remove device request - remove mempool> mempool_free(io, cc->io_pool); This usually happens when cryptsetup create temporary luks mapping in the beggining of crypt device activation. When dm-core calls destructor crypt_dtr, no new request are possible. Signed-off-by: Milan Broz <mbroz@redhat.com> Cc: Chuck Ebbert <cebbert@redhat.com> Cc: Patrick McHardy <kaber@trash.net> Acked-by: Alasdair G Kergon <agk@redhat.com> Cc: Christophe Saout <christophe@saout.de> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nfsd')
0 files changed, 0 insertions, 0 deletions