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-rw-r--r--fs/f2fs/file.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index c58e33075719..7d8b96275092 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -659,16 +659,19 @@ static int expand_inode_data(struct inode *inode, loff_t offset,
off_start = offset & (PAGE_CACHE_SIZE - 1);
off_end = (offset + len) & (PAGE_CACHE_SIZE - 1);
+ f2fs_lock_op(sbi);
+
for (index = pg_start; index <= pg_end; index++) {
struct dnode_of_data dn;
- f2fs_lock_op(sbi);
+ if (index == pg_end && !off_end)
+ goto noalloc;
+
set_new_dnode(&dn, inode, NULL, NULL, 0);
ret = f2fs_reserve_block(&dn, index);
- f2fs_unlock_op(sbi);
if (ret)
break;
-
+noalloc:
if (pg_start == pg_end)
new_size = offset + len;
else if (index == pg_start && off_start)
@@ -683,8 +686,9 @@ static int expand_inode_data(struct inode *inode, loff_t offset,
i_size_read(inode) < new_size) {
i_size_write(inode, new_size);
mark_inode_dirty(inode);
- f2fs_write_inode(inode, NULL);
+ update_inode_page(inode);
}
+ f2fs_unlock_op(sbi);
return ret;
}