Signed-off-by: David Sterba <dste...@suse.com> --- fs/btrfs/ctree.h | 6 +++--- fs/btrfs/disk-io.c | 2 +- fs/btrfs/extent-tree.c | 22 +++++++++++----------- fs/btrfs/file.c | 10 +++++----- fs/btrfs/inode.c | 22 +++++++++++----------- fs/btrfs/ioctl.c | 10 +++++----- 6 files changed, 36 insertions(+), 36 deletions(-)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 5bdd36664421..c651fb0034ec 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1261,7 +1261,7 @@ struct btrfs_root { */ int send_in_progress; struct btrfs_subvolume_writers *subv_writers; - atomic_t will_be_snapshoted; + atomic_t will_be_snapshotted; /* For qgroup metadata space reserve */ atomic64_t qgroup_meta_rsv; @@ -2772,8 +2772,8 @@ int btrfs_init_space_info(struct btrfs_fs_info *fs_info); int btrfs_delayed_refs_qgroup_accounting(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info); int __get_raid_index(u64 flags); -int btrfs_start_write_no_snapshoting(struct btrfs_root *root); -void btrfs_end_write_no_snapshoting(struct btrfs_root *root); +int btrfs_start_write_no_snapshotting(struct btrfs_root *root); +void btrfs_end_write_no_snapshotting(struct btrfs_root *root); void btrfs_wait_for_snapshot_creation(struct btrfs_root *root); void check_system_chunk(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info, const u64 type); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 075beedb4352..8a1cb2ad6d19 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1343,7 +1343,7 @@ static void __setup_root(struct btrfs_root *root, struct btrfs_fs_info *fs_info, atomic_set(&root->log_batch, 0); atomic_set(&root->orphan_inodes, 0); refcount_set(&root->refs, 1); - atomic_set(&root->will_be_snapshoted, 0); + atomic_set(&root->will_be_snapshotted, 0); atomic64_set(&root->qgroup_meta_rsv, 0); root->log_transid = 0; root->log_transid_committed = -1; diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 375f8c728d91..26b518164a93 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -11002,14 +11002,14 @@ int btrfs_trim_fs(struct btrfs_fs_info *fs_info, struct fstrim_range *range) } /* - * btrfs_{start,end}_write_no_snapshoting() are similar to + * btrfs_{start,end}_write_no_snapshotting() are similar to * mnt_{want,drop}_write(), they are used to prevent some tasks from writing * data into the page cache through nocow before the subvolume is snapshoted, * but flush the data into disk after the snapshot creation, or to prevent - * operations while snapshoting is ongoing and that cause the snapshot to be + * operations while snapshotting is ongoing and that cause the snapshot to be * inconsistent (writes followed by expanding truncates for example). */ -void btrfs_end_write_no_snapshoting(struct btrfs_root *root) +void btrfs_end_write_no_snapshotting(struct btrfs_root *root) { percpu_counter_dec(&root->subv_writers->counter); /* @@ -11020,9 +11020,9 @@ void btrfs_end_write_no_snapshoting(struct btrfs_root *root) wake_up(&root->subv_writers->wait); } -int btrfs_start_write_no_snapshoting(struct btrfs_root *root) +int btrfs_start_write_no_snapshotting(struct btrfs_root *root) { - if (atomic_read(&root->will_be_snapshoted)) + if (atomic_read(&root->will_be_snapshotted)) return 0; percpu_counter_inc(&root->subv_writers->counter); @@ -11030,14 +11030,14 @@ int btrfs_start_write_no_snapshoting(struct btrfs_root *root) * Make sure counter is updated before we check for snapshot creation. */ smp_mb(); - if (atomic_read(&root->will_be_snapshoted)) { - btrfs_end_write_no_snapshoting(root); + if (atomic_read(&root->will_be_snapshotted)) { + btrfs_end_write_no_snapshotting(root); return 0; } return 1; } -static int wait_snapshoting_atomic_t(atomic_t *a) +static int wait_snapshotting_atomic_t(atomic_t *a) { schedule(); return 0; @@ -11048,11 +11048,11 @@ void btrfs_wait_for_snapshot_creation(struct btrfs_root *root) while (true) { int ret; - ret = btrfs_start_write_no_snapshoting(root); + ret = btrfs_start_write_no_snapshotting(root); if (ret) break; - wait_on_atomic_t(&root->will_be_snapshoted, - wait_snapshoting_atomic_t, + wait_on_atomic_t(&root->will_be_snapshotted, + wait_snapshotting_atomic_t, TASK_UNINTERRUPTIBLE); } } diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 0f102a1b851f..40316fd151ba 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1536,7 +1536,7 @@ static noinline int check_can_nocow(struct btrfs_inode *inode, loff_t pos, u64 num_bytes; int ret; - ret = btrfs_start_write_no_snapshoting(root); + ret = btrfs_start_write_no_snapshotting(root); if (!ret) return -ENOSPC; @@ -1561,7 +1561,7 @@ static noinline int check_can_nocow(struct btrfs_inode *inode, loff_t pos, NULL, NULL, NULL); if (ret <= 0) { ret = 0; - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); } else { *write_bytes = min_t(size_t, *write_bytes , num_bytes - pos + lockstart); @@ -1664,7 +1664,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, data_reserved, pos, write_bytes); else - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); break; } @@ -1767,7 +1767,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, release_bytes = 0; if (only_release_metadata) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); if (only_release_metadata && copied > 0) { lockstart = round_down(pos, @@ -1797,7 +1797,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, if (release_bytes) { if (only_release_metadata) { - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); btrfs_delalloc_release_metadata(BTRFS_I(inode), release_bytes); } else { diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index eb495e956d53..db86359f91f2 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1382,7 +1382,7 @@ static noinline int run_delalloc_nocow(struct inode *inode, * we fall into common COW way. */ if (!nolock) { - err = btrfs_start_write_no_snapshoting(root); + err = btrfs_start_write_no_snapshotting(root); if (!err) goto out_check; } @@ -1394,12 +1394,12 @@ static noinline int run_delalloc_nocow(struct inode *inode, if (csum_exist_in_range(fs_info, disk_bytenr, num_bytes)) { if (!nolock) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); goto out_check; } if (!btrfs_inc_nocow_writers(fs_info, disk_bytenr)) { if (!nolock) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); goto out_check; } nocow = 1; @@ -1416,7 +1416,7 @@ static noinline int run_delalloc_nocow(struct inode *inode, if (extent_end <= start) { path->slots[0]++; if (!nolock && nocow) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); if (nocow) btrfs_dec_nocow_writers(fs_info, disk_bytenr); goto next_slot; @@ -1439,7 +1439,7 @@ static noinline int run_delalloc_nocow(struct inode *inode, NULL); if (ret) { if (!nolock && nocow) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); if (nocow) btrfs_dec_nocow_writers(fs_info, disk_bytenr); @@ -1460,7 +1460,7 @@ static noinline int run_delalloc_nocow(struct inode *inode, BTRFS_ORDERED_PREALLOC); if (IS_ERR(em)) { if (!nolock && nocow) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); if (nocow) btrfs_dec_nocow_writers(fs_info, disk_bytenr); @@ -1500,7 +1500,7 @@ static noinline int run_delalloc_nocow(struct inode *inode, PAGE_UNLOCK | PAGE_SET_PRIVATE2); if (!nolock && nocow) - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); cur_offset = extent_end; /* @@ -5056,7 +5056,7 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr) if (newsize > oldsize) { /* - * Don't do an expanding truncate while snapshoting is ongoing. + * Don't do an expanding truncate while snapshotting is ongoing. * This is to ensure the snapshot captures a fully consistent * state of this file - if the snapshot captures this expanding * truncation, it must capture all writes that happened before @@ -5065,13 +5065,13 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr) btrfs_wait_for_snapshot_creation(root); ret = btrfs_cont_expand(inode, oldsize, newsize); if (ret) { - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); return ret; } trans = btrfs_start_transaction(root, 1); if (IS_ERR(trans)) { - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); return PTR_ERR(trans); } @@ -5079,7 +5079,7 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr) btrfs_ordered_update_i_size(inode, i_size_read(inode), NULL); pagecache_isize_extended(inode, oldsize, newsize); ret = btrfs_update_inode(trans, root, inode); - btrfs_end_write_no_snapshoting(root); + btrfs_end_write_no_snapshotting(root); btrfs_end_transaction(trans); } else { diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index fa1b78cf25f6..f321e3b32737 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -638,7 +638,7 @@ static noinline int create_subvol(struct inode *dir, return ret; } -static void btrfs_wait_for_no_snapshoting_writes(struct btrfs_root *root) +static void btrfs_wait_for_no_snapshotting_writes(struct btrfs_root *root) { s64 writers; DEFINE_WAIT(wait); @@ -681,9 +681,9 @@ static int create_snapshot(struct btrfs_root *root, struct inode *dir, goto free_pending; } - atomic_inc(&root->will_be_snapshoted); + atomic_inc(&root->will_be_snapshotted); smp_mb__after_atomic(); - btrfs_wait_for_no_snapshoting_writes(root); + btrfs_wait_for_no_snapshotting_writes(root); ret = btrfs_start_delalloc_inodes(root, 0); if (ret) @@ -754,8 +754,8 @@ static int create_snapshot(struct btrfs_root *root, struct inode *dir, fail: btrfs_subvolume_release_metadata(fs_info, &pending_snapshot->block_rsv); dec_and_free: - if (atomic_dec_and_test(&root->will_be_snapshoted)) - wake_up_atomic_t(&root->will_be_snapshoted); + if (atomic_dec_and_test(&root->will_be_snapshotted)) + wake_up_atomic_t(&root->will_be_snapshotted); free_pending: kfree(pending_snapshot->root_item); btrfs_free_path(pending_snapshot->path); -- 2.13.0 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html