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authorStefan Behrens <sbehrens@giantdisaster.de>2011-11-09 13:44:05 +0100
committerStefan Behrens <sbehrens@giantdisaster.de>2011-12-21 19:14:17 +0100
commit21adbd5cbb5344a3fca6bb7ddb2ab6cb03c44546 (patch)
tree208c3ab6ad8bb35937b21c4d54e45e46d99557ff /fs/btrfs/scrub.c
parentf11e4d7f533249ddfa110116200c5c3a509f9218 (diff)
Btrfs: integrate integrity check module into btrfs
This is the last part of the patch series. It modifies the btrfs code to use the integrity check module if configured to do so with the define BTRFS_FS_CHECK_INTEGRITY. If this define is not set, the only effective change is that code is added that handles the mount option to activate the integrity check. If the mount option is set and the define BTRFS_FS_CHECK_INTEGRITY is not set, that code complains in the log and the mount fails with EINVAL. Add the mount option to activate the usage of the integrity check code. Add invocation of btrfs integrity check code init and cleanup function on mount and umount, respectively. Add hook to call btrfs integrity check code version of submit_bh/submit_bio. Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>
Diffstat (limited to 'fs/btrfs/scrub.c')
-rw-r--r--fs/btrfs/scrub.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index ddf2c90d3fc..567e148caca 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -25,6 +25,7 @@
#include "transaction.h"
#include "backref.h"
#include "extent_io.h"
+#include "check-integrity.h"
/*
* This is only the first step towards a full-features scrub. It reads all
@@ -732,7 +733,7 @@ static int scrub_fixup_io(int rw, struct block_device *bdev, sector_t sector,
bio_add_page(bio, page, PAGE_SIZE, 0);
bio->bi_end_io = scrub_fixup_end_io;
bio->bi_private = &complete;
- submit_bio(rw, bio);
+ btrfsic_submit_bio(rw, bio);
/* this will also unplug the queue */
wait_for_completion(&complete);
@@ -958,7 +959,7 @@ static int scrub_submit(struct scrub_dev *sdev)
sdev->curr = -1;
atomic_inc(&sdev->in_flight);
- submit_bio(READ, sbio->bio);
+ btrfsic_submit_bio(READ, sbio->bio);
return 0;
}