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Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c92
1 files changed, 64 insertions, 28 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 1ad0f47ac850..30965120772b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2384,6 +2384,8 @@ int open_ctree(struct super_block *sb,
init_waitqueue_head(&fs_info->transaction_blocked_wait);
init_waitqueue_head(&fs_info->async_submit_wait);
+ INIT_LIST_HEAD(&fs_info->pinned_chunks);
+
ret = btrfs_alloc_stripe_hash_table(fs_info);
if (ret) {
err = ret;
@@ -2830,9 +2832,11 @@ retry_root_backup:
btrfs_set_opt(fs_info->mount_opt, SSD);
}
- /* Set the real inode map cache flag */
- if (btrfs_test_opt(tree_root, CHANGE_INODE_CACHE))
- btrfs_set_opt(tree_root->fs_info->mount_opt, INODE_MAP_CACHE);
+ /*
+ * Mount does not set all options immediatelly, we can do it now and do
+ * not have to wait for transaction commit
+ */
+ btrfs_apply_pending_changes(fs_info);
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
if (btrfs_test_opt(tree_root, CHECK_INTEGRITY)) {
@@ -3713,6 +3717,17 @@ void close_ctree(struct btrfs_root *root)
btrfs_free_block_rsv(root, root->orphan_block_rsv);
root->orphan_block_rsv = NULL;
+
+ lock_chunks(root);
+ while (!list_empty(&fs_info->pinned_chunks)) {
+ struct extent_map *em;
+
+ em = list_first_entry(&fs_info->pinned_chunks,
+ struct extent_map, list);
+ list_del_init(&em->list);
+ free_extent_map(em);
+ }
+ unlock_chunks(root);
}
int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid,
@@ -3817,19 +3832,19 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
struct btrfs_super_block *sb = fs_info->super_copy;
int ret = 0;
- if (sb->root_level > BTRFS_MAX_LEVEL) {
- printk(KERN_ERR "BTRFS: tree_root level too big: %d > %d\n",
- sb->root_level, BTRFS_MAX_LEVEL);
+ if (btrfs_super_root_level(sb) >= BTRFS_MAX_LEVEL) {
+ printk(KERN_ERR "BTRFS: tree_root level too big: %d >= %d\n",
+ btrfs_super_root_level(sb), BTRFS_MAX_LEVEL);
ret = -EINVAL;
}
- if (sb->chunk_root_level > BTRFS_MAX_LEVEL) {
- printk(KERN_ERR "BTRFS: chunk_root level too big: %d > %d\n",
- sb->chunk_root_level, BTRFS_MAX_LEVEL);
+ if (btrfs_super_chunk_root_level(sb) >= BTRFS_MAX_LEVEL) {
+ printk(KERN_ERR "BTRFS: chunk_root level too big: %d >= %d\n",
+ btrfs_super_chunk_root_level(sb), BTRFS_MAX_LEVEL);
ret = -EINVAL;
}
- if (sb->log_root_level > BTRFS_MAX_LEVEL) {
- printk(KERN_ERR "BTRFS: log_root level too big: %d > %d\n",
- sb->log_root_level, BTRFS_MAX_LEVEL);
+ if (btrfs_super_log_root_level(sb) >= BTRFS_MAX_LEVEL) {
+ printk(KERN_ERR "BTRFS: log_root level too big: %d >= %d\n",
+ btrfs_super_log_root_level(sb), BTRFS_MAX_LEVEL);
ret = -EINVAL;
}
@@ -3837,15 +3852,15 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
* The common minimum, we don't know if we can trust the nodesize/sectorsize
* items yet, they'll be verified later. Issue just a warning.
*/
- if (!IS_ALIGNED(sb->root, 4096))
- printk(KERN_WARNING "BTRFS: tree_root block unaligned: %llu\n",
- sb->root);
- if (!IS_ALIGNED(sb->chunk_root, 4096))
+ if (!IS_ALIGNED(btrfs_super_root(sb), 4096))
printk(KERN_WARNING "BTRFS: tree_root block unaligned: %llu\n",
- sb->chunk_root);
- if (!IS_ALIGNED(sb->log_root, 4096))
- printk(KERN_WARNING "BTRFS: tree_root block unaligned: %llu\n",
- sb->log_root);
+ btrfs_super_root(sb));
+ if (!IS_ALIGNED(btrfs_super_chunk_root(sb), 4096))
+ printk(KERN_WARNING "BTRFS: chunk_root block unaligned: %llu\n",
+ btrfs_super_chunk_root(sb));
+ if (!IS_ALIGNED(btrfs_super_log_root(sb), 4096))
+ printk(KERN_WARNING "BTRFS: log_root block unaligned: %llu\n",
+ btrfs_super_log_root(sb));
if (memcmp(fs_info->fsid, sb->dev_item.fsid, BTRFS_UUID_SIZE) != 0) {
printk(KERN_ERR "BTRFS: dev_item UUID does not match fsid: %pU != %pU\n",
@@ -3857,13 +3872,13 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
* Hint to catch really bogus numbers, bitflips or so, more exact checks are
* done later
*/
- if (sb->num_devices > (1UL << 31))
+ if (btrfs_super_num_devices(sb) > (1UL << 31))
printk(KERN_WARNING "BTRFS: suspicious number of devices: %llu\n",
- sb->num_devices);
+ btrfs_super_num_devices(sb));
- if (sb->bytenr != BTRFS_SUPER_INFO_OFFSET) {
+ if (btrfs_super_bytenr(sb) != BTRFS_SUPER_INFO_OFFSET) {
printk(KERN_ERR "BTRFS: super offset mismatch %llu != %u\n",
- sb->bytenr, BTRFS_SUPER_INFO_OFFSET);
+ btrfs_super_bytenr(sb), BTRFS_SUPER_INFO_OFFSET);
ret = -EINVAL;
}
@@ -3871,14 +3886,15 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
* The generation is a global counter, we'll trust it more than the others
* but it's still possible that it's the one that's wrong.
*/
- if (sb->generation < sb->chunk_root_generation)
+ if (btrfs_super_generation(sb) < btrfs_super_chunk_root_generation(sb))
printk(KERN_WARNING
"BTRFS: suspicious: generation < chunk_root_generation: %llu < %llu\n",
- sb->generation, sb->chunk_root_generation);
- if (sb->generation < sb->cache_generation && sb->cache_generation != (u64)-1)
+ btrfs_super_generation(sb), btrfs_super_chunk_root_generation(sb));
+ if (btrfs_super_generation(sb) < btrfs_super_cache_generation(sb)
+ && btrfs_super_cache_generation(sb) != (u64)-1)
printk(KERN_WARNING
"BTRFS: suspicious: generation < cache_generation: %llu < %llu\n",
- sb->generation, sb->cache_generation);
+ btrfs_super_generation(sb), btrfs_super_cache_generation(sb));
return ret;
}
@@ -4128,6 +4144,25 @@ again:
return 0;
}
+static void btrfs_free_pending_ordered(struct btrfs_transaction *cur_trans,
+ struct btrfs_fs_info *fs_info)
+{
+ struct btrfs_ordered_extent *ordered;
+
+ spin_lock(&fs_info->trans_lock);
+ while (!list_empty(&cur_trans->pending_ordered)) {
+ ordered = list_first_entry(&cur_trans->pending_ordered,
+ struct btrfs_ordered_extent,
+ trans_list);
+ list_del_init(&ordered->trans_list);
+ spin_unlock(&fs_info->trans_lock);
+
+ btrfs_put_ordered_extent(ordered);
+ spin_lock(&fs_info->trans_lock);
+ }
+ spin_unlock(&fs_info->trans_lock);
+}
+
void btrfs_cleanup_one_transaction(struct btrfs_transaction *cur_trans,
struct btrfs_root *root)
{
@@ -4139,6 +4174,7 @@ void btrfs_cleanup_one_transaction(struct btrfs_transaction *cur_trans,
cur_trans->state = TRANS_STATE_UNBLOCKED;
wake_up(&root->fs_info->transaction_wait);
+ btrfs_free_pending_ordered(cur_trans, root->fs_info);
btrfs_destroy_delayed_inodes(root);
btrfs_assert_delayed_root_empty(root);
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-22 12:33:13 +0300