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(parent: 4038968) | patch
jbd2: Remove __GFP_NOFAIL from jbd2 layer
authorTheodore Ts'o <tytso@mit.edu>
Tue, 27 Jul 2010 15:56:05 +0000 (11:56 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Tue, 27 Jul 2010 15:56:05 +0000 (11:56 -0400)
commit47def82672b3ba4e7c5e9a4fe48a556f8684d0d6
treea0cfdaca8be99980c09d2b38ff676834c85ab2c4tree
parent40389687382bf0ae71458e7c0f828137a438a956commit | diff
jbd2: Remove __GFP_NOFAIL from jbd2 layer

__GFP_NOFAIL is going away, so add our own retry loop.  Also add
jbd2__journal_start() and jbd2__journal_restart() which take a gfp
mask, so that file systems can optionally (re)start transaction
handles using GFP_KERNEL.  If they do this, then they need to be
prepared to handle receiving an PTR_ERR(-ENOMEM) error, and be ready
to reflect that error up to userspace.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
fs/jbd2/journal.c diff | blob | history
fs/jbd2/transaction.c diff | blob | history
include/linux/jbd2.h diff | blob | history
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