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Merge branch 'error-handling' into for-linus

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Conflicts:
	fs/btrfs/ctree.c
	fs/btrfs/disk-io.c
	fs/btrfs/extent-tree.c
	fs/btrfs/extent_io.c
	fs/btrfs/extent_io.h
	fs/btrfs/inode.c
	fs/btrfs/scrub.c

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2012-03-28 20:31:37 -04:00
parent b5d67f64f9 65139ed992
commit 1d4284bd6e
38 changed files with 2017 additions and 1018 deletions
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24
fs/btrfs/scrub.c
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@@ -2157,6 +2157,9 @@ static noinline_for_stack int scrub_supers(struct scrub_dev *sdev)
struct btrfs_device *device = sdev->dev;
struct btrfs_root *root = device->dev_root;
if (root->fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR)
return -EIO;
gen = root->fs_info->last_trans_committed;
for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) {
@@ -2317,7 +2320,7 @@ int btrfs_scrub_dev(struct btrfs_root *root, u64 devid, u64 start, u64 end,
return ret;
}
int btrfs_scrub_pause(struct btrfs_root *root)
void btrfs_scrub_pause(struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
@@ -2332,34 +2335,28 @@ int btrfs_scrub_pause(struct btrfs_root *root)
mutex_lock(&fs_info->scrub_lock);
}
mutex_unlock(&fs_info->scrub_lock);
return 0;
}
int btrfs_scrub_continue(struct btrfs_root *root)
void btrfs_scrub_continue(struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
atomic_dec(&fs_info->scrub_pause_req);
wake_up(&fs_info->scrub_pause_wait);
return 0;
}
int btrfs_scrub_pause_super(struct btrfs_root *root)
void btrfs_scrub_pause_super(struct btrfs_root *root)
{
down_write(&root->fs_info->scrub_super_lock);
return 0;
}
int btrfs_scrub_continue_super(struct btrfs_root *root)
void btrfs_scrub_continue_super(struct btrfs_root *root)
{
up_write(&root->fs_info->scrub_super_lock);
return 0;
}
int btrfs_scrub_cancel(struct btrfs_root *root)
int __btrfs_scrub_cancel(struct btrfs_fs_info *fs_info)
{
struct btrfs_fs_info *fs_info = root->fs_info;
mutex_lock(&fs_info->scrub_lock);
if (!atomic_read(&fs_info->scrubs_running)) {
@@ -2380,6 +2377,11 @@ int btrfs_scrub_cancel(struct btrfs_root *root)
return 0;
}
int btrfs_scrub_cancel(struct btrfs_root *root)
{
return __btrfs_scrub_cancel(root->fs_info);
}
int btrfs_scrub_cancel_dev(struct btrfs_root *root, struct btrfs_device *dev)
{
struct btrfs_fs_info *fs_info = root->fs_info;