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-rw-r--r--fs/udf/inode.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index e7533f785636..6d24c2c63f93 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -90,19 +90,16 @@ no_delete:
}
/*
- * If we are going to release inode from memory, we discard preallocation and
- * truncate last inode extent to proper length. We could use drop_inode() but
- * it's called under inode_lock and thus we cannot mark inode dirty there. We
- * use clear_inode() but we have to make sure to write inode as it's not written
- * automatically.
+ * If we are going to release inode from memory, we truncate last inode extent
+ * to proper length. We could use drop_inode() but it's called under inode_lock
+ * and thus we cannot mark inode dirty there. We use clear_inode() but we have
+ * to make sure to write inode as it's not written automatically.
*/
void udf_clear_inode(struct inode *inode)
{
struct udf_inode_info *iinfo;
if (!(inode->i_sb->s_flags & MS_RDONLY)) {
lock_kernel();
- /* Discard preallocation for directories, symlinks, etc. */
- udf_discard_prealloc(inode);
udf_truncate_tail_extent(inode);
unlock_kernel();
write_inode_now(inode, 0);
@@ -664,8 +661,12 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
udf_split_extents(inode, &c, offset, newblocknum, laarr, &endnum);
#ifdef UDF_PREALLOCATE
- /* preallocate blocks */
- udf_prealloc_extents(inode, c, lastblock, laarr, &endnum);
+ /* We preallocate blocks only for regular files. It also makes sense
+ * for directories but there's a problem when to drop the
+ * preallocation. We might use some delayed work for that but I feel
+ * it's overengineering for a filesystem like UDF. */
+ if (S_ISREG(inode->i_mode))
+ udf_prealloc_extents(inode, c, lastblock, laarr, &endnum);
#endif
/* merge any continuous blocks in laarr */