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btrfs: convert pr_* to btrfs_* where possible

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For many printks, we want to know which file system issued the message.

This patch converts most pr_* calls to use the btrfs_* versions instead.
In some cases, this means adding plumbing to allow call sites access to
an fs_info pointer.

fs/btrfs/check-integrity.c is left alone for another day.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Jeff Mahoney 2016-09-20 10:05:02 -04:00 • committed by David Sterba
parent 62e855771d
commit ab8d0fc48d
20 changed files with 231 additions and 177 deletions
Download patch file Download diff file Expand all files Collapse all files

31
fs/btrfs/inode-map.c
View file

@ -104,7 +104,7 @@ again:
break;
if (last != (u64)-1 && last + 1 != key.objectid) {
__btrfs_add_free_space(ctl, last + 1,
__btrfs_add_free_space(fs_info, ctl, last + 1,
key.objectid - last - 1);
wake_up(&root->ino_cache_wait);
}
@ -115,7 +115,7 @@ next:
}
if (last < root->highest_objectid - 1) {
__btrfs_add_free_space(ctl, last + 1,
__btrfs_add_free_space(fs_info, ctl, last + 1,
root->highest_objectid - last - 1);
}
@ -136,12 +136,13 @@ out:
static void start_caching(struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;
struct task_struct *tsk;
int ret;
u64 objectid;
if (!btrfs_test_opt(root->fs_info, INODE_MAP_CACHE))
if (!btrfs_test_opt(fs_info, INODE_MAP_CACHE))
return;
spin_lock(&root->ino_cache_lock);
@ -153,7 +154,7 @@ static void start_caching(struct btrfs_root *root)
root->ino_cache_state = BTRFS_CACHE_STARTED;
spin_unlock(&root->ino_cache_lock);
ret = load_free_ino_cache(root->fs_info, root);
ret = load_free_ino_cache(fs_info, root);
if (ret == 1) {
spin_lock(&root->ino_cache_lock);
root->ino_cache_state = BTRFS_CACHE_FINISHED;
@ -170,15 +171,15 @@ static void start_caching(struct btrfs_root *root)
*/
ret = btrfs_find_free_objectid(root, &objectid);
if (!ret && objectid <= BTRFS_LAST_FREE_OBJECTID) {
__btrfs_add_free_space(ctl, objectid,
__btrfs_add_free_space(fs_info, ctl, objectid,
BTRFS_LAST_FREE_OBJECTID - objectid + 1);
}
tsk = kthread_run(caching_kthread, root, "btrfs-ino-cache-%llu",
root->root_key.objectid);
if (IS_ERR(tsk)) {
btrfs_warn(root->fs_info, "failed to start inode caching task");
btrfs_clear_pending_and_info(root->fs_info, INODE_MAP_CACHE,
btrfs_warn(fs_info, "failed to start inode caching task");
btrfs_clear_pending_and_info(fs_info, INODE_MAP_CACHE,
"disabling inode map caching");
}
}
@ -209,28 +210,29 @@ again:
void btrfs_return_ino(struct btrfs_root *root, u64 objectid)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_free_space_ctl *pinned = root->free_ino_pinned;
if (!btrfs_test_opt(root->fs_info, INODE_MAP_CACHE))
if (!btrfs_test_opt(fs_info, INODE_MAP_CACHE))
return;
again:
if (root->ino_cache_state == BTRFS_CACHE_FINISHED) {
__btrfs_add_free_space(pinned, objectid, 1);
__btrfs_add_free_space(fs_info, pinned, objectid, 1);
} else {
down_write(&root->fs_info->commit_root_sem);
down_write(&fs_info->commit_root_sem);
spin_lock(&root->ino_cache_lock);
if (root->ino_cache_state == BTRFS_CACHE_FINISHED) {
spin_unlock(&root->ino_cache_lock);
up_write(&root->fs_info->commit_root_sem);
up_write(&fs_info->commit_root_sem);
goto again;
}
spin_unlock(&root->ino_cache_lock);
start_caching(root);
__btrfs_add_free_space(pinned, objectid, 1);
__btrfs_add_free_space(fs_info, pinned, objectid, 1);
up_write(&root->fs_info->commit_root_sem);
up_write(&fs_info->commit_root_sem);
}
}
@ -277,7 +279,8 @@ void btrfs_unpin_free_ino(struct btrfs_root *root)
rb_erase(&info->offset_index, rbroot);
spin_unlock(rbroot_lock);
if (add_to_ctl)
__btrfs_add_free_space(ctl, info->offset, count);
__btrfs_add_free_space(root->fs_info, ctl,
info->offset, count);
kmem_cache_free(btrfs_free_space_cachep, info);
}
}