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-rw-r--r--fs/btrfs/inode.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index f2b281ad7af6..4e024260ad71 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7059,7 +7059,7 @@ insert:
write_unlock(&em_tree->lock);
out:
- trace_btrfs_get_extent(root, em);
+ trace_btrfs_get_extent(root, inode, em);
btrfs_free_path(path);
if (trans) {
@@ -7623,11 +7623,18 @@ static void adjust_dio_outstanding_extents(struct inode *inode,
* within our reservation, otherwise we need to adjust our inode
* counter appropriately.
*/
- if (dio_data->outstanding_extents) {
+ if (dio_data->outstanding_extents >= num_extents) {
dio_data->outstanding_extents -= num_extents;
} else {
+ /*
+ * If dio write length has been split due to no large enough
+ * contiguous space, we need to compensate our inode counter
+ * appropriately.
+ */
+ u64 num_needed = num_extents - dio_data->outstanding_extents;
+
spin_lock(&BTRFS_I(inode)->lock);
- BTRFS_I(inode)->outstanding_extents += num_extents;
+ BTRFS_I(inode)->outstanding_extents += num_needed;
spin_unlock(&BTRFS_I(inode)->lock);
}
}