diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/inode.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index b029233..5a5b902 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -7155,6 +7155,7 @@ static int btrfs_get_blocks_direct(struct inode *inode, sector_t iblock, u64 start = iblock << inode->i_blkbits; u64 lockstart, lockend; u64 len = bh_result->b_size; + u64 orig_len = len; int unlock_bits = EXTENT_LOCKED; int ret = 0; @@ -7290,9 +7291,11 @@ unlock: if (start + len > i_size_read(inode)) i_size_write(inode, start + len); - spin_lock(&BTRFS_I(inode)->lock); - BTRFS_I(inode)->outstanding_extents++; - spin_unlock(&BTRFS_I(inode)->lock); + if (len < orig_len) { + spin_lock(&BTRFS_I(inode)->lock); + BTRFS_I(inode)->outstanding_extents++; + spin_unlock(&BTRFS_I(inode)->lock); + } ret = set_extent_bit(&BTRFS_I(inode)->io_tree, lockstart, lockstart + len - 1, EXTENT_DELALLOC, NULL, @@ -8073,8 +8076,6 @@ static ssize_t btrfs_direct_IO(int rw, struct kiocb *iocb, else if (ret >= 0 && (size_t)ret < count) btrfs_delalloc_release_space(inode, count - (size_t)ret); - else - btrfs_delalloc_release_metadata(inode, 0); } out: if (wakeup) |
