tree 022533cfacde17b54e8f9b7ac3f12c82ed1c48be
parent 05062d96a23ec0959ee5ea969f40813170c73c0e
author Lars Marowsky-Bree <lmb@suse.de> 1118271031 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1118272874 -0700

[PATCH] dm: Handle READA requests in dm-mpath.c

READA errors failing with EWOULDBLOCK/EAGAIN do not constitute a valid
reason for failing the path; this lead to erratic errors on DM multipath
devices.  This error can be safely propagated upwards without failing the
path.

Acked-by: Kevin Corry <kevcorry@us.ibm.com>
Acked-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Lars Marowsky-Bree <lmb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>