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author | Jeff Mahoney <jeffm@suse.com> | 2016-06-21 13:52:41 (GMT) |
---|---|---|
committer | David Sterba <dsterba@suse.com> | 2016-07-26 11:54:19 (GMT) |
commit | f5ee5c9ac56cd328fcc915582f81226affebd81c (patch) | |
tree | a8794c47784f0565553233353702d02fd2e5fc28 | |
parent | 7c0260ee098db7a05fd68812b2e21ce2e19dfcf0 (diff) | |
download | linux-f5ee5c9ac56cd328fcc915582f81226affebd81c.tar.xz |
btrfs: tests, use BTRFS_FS_STATE_DUMMY_FS_INFO instead of dummy root
Now that we have a dummy fs_info associated with each test that
uses a root, we don't need the DUMMY_ROOT bit anymore. This lets
us make choices without needing an actual root like in e.g.
btrfs_find_create_tree_block.
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r-- | fs/btrfs/backref.c | 2 | ||||
-rw-r--r-- | fs/btrfs/ctree.c | 2 | ||||
-rw-r--r-- | fs/btrfs/ctree.h | 17 | ||||
-rw-r--r-- | fs/btrfs/disk-io.c | 3 | ||||
-rw-r--r-- | fs/btrfs/extent-tree.c | 8 | ||||
-rw-r--r-- | fs/btrfs/inode.c | 4 | ||||
-rw-r--r-- | fs/btrfs/qgroup.c | 4 |
7 files changed, 19 insertions, 21 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 1ac8a3c..2b88439 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -361,7 +361,7 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info, goto out; } - if (btrfs_test_is_dummy_root(root)) { + if (btrfs_is_testing(fs_info)) { srcu_read_unlock(&fs_info->subvol_srcu, index); ret = -ENOENT; goto out; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 0abed1a..e926b9f 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1505,7 +1505,7 @@ static inline int should_cow_block(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct extent_buffer *buf) { - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return 0; /* ensure we can see the force_cow */ diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 1cb84e0..41d5ca9 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1115,12 +1115,11 @@ struct btrfs_subvolume_writers { #define BTRFS_ROOT_REF_COWS 1 #define BTRFS_ROOT_TRACK_DIRTY 2 #define BTRFS_ROOT_IN_RADIX 3 -#define BTRFS_ROOT_DUMMY_ROOT 4 -#define BTRFS_ROOT_ORPHAN_ITEM_INSERTED 5 -#define BTRFS_ROOT_DEFRAG_RUNNING 6 -#define BTRFS_ROOT_FORCE_COW 7 -#define BTRFS_ROOT_MULTI_LOG_TASKS 8 -#define BTRFS_ROOT_DIRTY 9 +#define BTRFS_ROOT_ORPHAN_ITEM_INSERTED 4 +#define BTRFS_ROOT_DEFRAG_RUNNING 5 +#define BTRFS_ROOT_FORCE_COW 6 +#define BTRFS_ROOT_MULTI_LOG_TASKS 7 +#define BTRFS_ROOT_DIRTY 8 /* * in ram representation of the tree. extent_root is used for all allocations @@ -3613,13 +3612,13 @@ static inline int btrfs_defrag_cancelled(struct btrfs_fs_info *fs_info) void btrfs_test_destroy_inode(struct inode *inode); #endif -static inline int btrfs_test_is_dummy_root(struct btrfs_root *root) +static inline int btrfs_is_testing(struct btrfs_fs_info *fs_info) { #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS - if (unlikely(test_bit(BTRFS_ROOT_DUMMY_ROOT, &root->state))) + if (unlikely(test_bit(BTRFS_FS_STATE_DUMMY_FS_INFO, + &fs_info->fs_state))) return 1; #endif return 0; } - #endif diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 8e838b1..ff2362d 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1146,7 +1146,7 @@ struct extent_buffer *btrfs_find_tree_block(struct btrfs_fs_info *fs_info, struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root, u64 bytenr) { - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return alloc_test_extent_buffer(root->fs_info, bytenr, root->nodesize); return alloc_extent_buffer(root->fs_info, bytenr); @@ -1330,7 +1330,6 @@ struct btrfs_root *btrfs_alloc_dummy_root(struct btrfs_fs_info *fs_info, /* We don't use the stripesize in selftest, set it as sectorsize */ __setup_root(nodesize, sectorsize, sectorsize, root, fs_info, BTRFS_ROOT_TREE_OBJECTID); - set_bit(BTRFS_ROOT_DUMMY_ROOT, &root->state); root->alloc_bytenr = 0; return root; diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 44b529f..c4487e1 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3235,7 +3235,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans, u64, u64, u64, u64, u64, u64); - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return 0; ref_root = btrfs_header_owner(buf); @@ -6101,7 +6101,7 @@ void btrfs_delalloc_release_metadata(struct inode *inode, u64 num_bytes) if (dropped > 0) to_free += btrfs_calc_trans_metadata_size(root, dropped); - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return; trace_btrfs_space_reservation(root->fs_info, "delalloc", @@ -7217,7 +7217,7 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root *root, int ret; struct btrfs_fs_info *fs_info = root->fs_info; - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(fs_info)) return 0; add_pinned_bytes(root->fs_info, num_bytes, owner, root_objectid); @@ -8356,7 +8356,7 @@ struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans, SKINNY_METADATA); #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS - if (btrfs_test_is_dummy_root(root)) { + if (btrfs_is_testing(root->fs_info)) { buf = btrfs_init_new_buffer(trans, root, root->alloc_bytenr, level); if (!IS_ERR(buf)) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index b166ee0..3f0311b 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1744,7 +1744,7 @@ static void btrfs_set_bit_hook(struct inode *inode, } /* For sanity tests */ - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return; __percpu_counter_add(&root->fs_info->delalloc_bytes, len, @@ -1803,7 +1803,7 @@ static void btrfs_clear_bit_hook(struct inode *inode, btrfs_delalloc_release_metadata(inode, len); /* For sanity tests. */ - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return; if (root->root_key.objectid != BTRFS_DATA_RELOC_TREE_OBJECTID diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 13e28d8..3a83631 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -571,7 +571,7 @@ static int add_qgroup_item(struct btrfs_trans_handle *trans, struct extent_buffer *leaf; struct btrfs_key key; - if (btrfs_test_is_dummy_root(quota_root)) + if (btrfs_is_testing(quota_root->fs_info)) return 0; path = btrfs_alloc_path(); @@ -728,7 +728,7 @@ static int update_qgroup_info_item(struct btrfs_trans_handle *trans, int ret; int slot; - if (btrfs_test_is_dummy_root(root)) + if (btrfs_is_testing(root->fs_info)) return 0; key.objectid = 0; |