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| author | Jan Kara <jack@suse.cz> | 2010-09-21 13:48:55 +0400 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-09-22 11:48:47 +0400 |
| commit | 976e48f8a5b02fc33f3e5cad87fb3fcea041a49c (patch) | |
| tree | a4245a8a37202f1c6847dbfa6931b8287b7d0b0b | |
| parent | 180be2a0420a0d680285e9352c0db85016b9ed2a (diff) | |
| download | linux-976e48f8a5b02fc33f3e5cad87fb3fcea041a49c.tar.xz | |
bdi: Initialize noop_backing_dev_info properly
Properly initialize this backing dev info so that writeback code does not
barf when getting to it e.g. via sb->s_bdi.
Cc: stable@kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
| -rw-r--r-- | mm/backing-dev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index c2bf86f470ed..65d420499a61 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -30,6 +30,7 @@ EXPORT_SYMBOL_GPL(default_backing_dev_info); struct backing_dev_info noop_backing_dev_info = { .name = "noop", + .capabilities = BDI_CAP_NO_ACCT_AND_WRITEBACK, }; EXPORT_SYMBOL_GPL(noop_backing_dev_info); @@ -243,6 +244,7 @@ static int __init default_bdi_init(void) err = bdi_init(&default_backing_dev_info); if (!err) bdi_register(&default_backing_dev_info, NULL, "default"); + err = bdi_init(&noop_backing_dev_info); return err; } |