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Merge branch 'integrity-check-patch-v2' of git://btrfs.giantdisaster.de/git/btrfs into integration

Browse source 
Conflicts:
	fs/btrfs/ctree.h
	fs/btrfs/super.c

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2012-01-16 15:27:58 -05:00
commit c126dea771
10 changed files with 3201 additions and 10 deletions
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26
fs/btrfs/disk-io.c
View file

@ -43,6 +43,7 @@
#include "tree-log.h"
#include "free-space-cache.h"
#include "inode-map.h"
#include "check-integrity.h"
static struct extent_io_ops btree_extent_io_ops;
static void end_workqueue_fn(struct btrfs_work *work);
@ -2002,6 +2003,9 @@ struct btrfs_root *open_ctree(struct super_block *sb,
init_waitqueue_head(&fs_info->scrub_pause_wait);
init_rwsem(&fs_info->scrub_super_lock);
fs_info->scrub_workers_refcnt = 0;
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
fs_info->check_integrity_print_mask = 0;
#endif
spin_lock_init(&fs_info->balance_lock);
mutex_init(&fs_info->balance_mutex);
@ -2360,6 +2364,19 @@ retry_root_backup:
btrfs_set_opt(fs_info->mount_opt, SSD);
}
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
if (btrfs_test_opt(tree_root, CHECK_INTEGRITY)) {
ret = btrfsic_mount(tree_root, fs_devices,
btrfs_test_opt(tree_root,
CHECK_INTEGRITY_INCLUDING_EXTENT_DATA) ?
1 : 0,
fs_info->check_integrity_print_mask);
if (ret)
printk(KERN_WARNING "btrfs: failed to initialize"
" integrity check module %s\n", sb->s_id);
}
#endif
/* do not make disk changes in broken FS */
if (btrfs_super_log_root(disk_super) != 0 &&
!(fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR)) {
@ -2642,7 +2659,7 @@ static int write_dev_supers(struct btrfs_device *device,
* we fua the first super. The others we allow
* to go down lazy.
*/
ret = submit_bh(WRITE_FUA, bh);
ret = btrfsic_submit_bh(WRITE_FUA, bh);
if (ret)
errors++;
}
@ -2719,7 +2736,7 @@ static int write_dev_flush(struct btrfs_device *device, int wait)
device->flush_bio = bio;
bio_get(bio);
submit_bio(WRITE_FLUSH, bio);
btrfsic_submit_bio(WRITE_FLUSH, bio);
return 0;
}
@ -3068,6 +3085,11 @@ int close_ctree(struct btrfs_root *root)
btrfs_stop_workers(&fs_info->caching_workers);
btrfs_stop_workers(&fs_info->readahead_workers);
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
if (btrfs_test_opt(root, CHECK_INTEGRITY))
btrfsic_unmount(root, fs_info->fs_devices);
#endif
btrfs_close_devices(fs_info->fs_devices);
btrfs_mapping_tree_free(&fs_info->mapping_tree);