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-rw-r--r--fs/ext4/extents.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 69df02ff96aa..bd69e906bd91 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4165,9 +4165,6 @@ got_allocated_blocks:
}
} else {
BUG_ON(allocated_clusters < reserved_clusters);
- /* We will claim quota for all newly allocated blocks.*/
- ext4_da_update_reserve_space(inode, allocated_clusters,
- 1);
if (reserved_clusters < allocated_clusters) {
struct ext4_inode_info *ei = EXT4_I(inode);
int reservation = allocated_clusters -
@@ -4218,6 +4215,15 @@ got_allocated_blocks:
ei->i_reserved_data_blocks += reservation;
spin_unlock(&ei->i_block_reservation_lock);
}
+ /*
+ * We will claim quota for all newly allocated blocks.
+ * We're updating the reserved space *after* the
+ * correction above so we do not accidentally free
+ * all the metadata reservation because we might
+ * actually need it later on.
+ */
+ ext4_da_update_reserve_space(inode, allocated_clusters,
+ 1);
}
}