[PATCH 5/5] ceph: compare fsc->max_file_size and inode->i_size for max file size limit

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In ceph_llseek(), we compare fsc->max_file_size and inode->i_siz to
choose max file size limit.

Signed-off-by: Chengguang Xu <cgxu519@xxxxxxx>
---
 fs/ceph/file.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 23b30cf8caf4..3df0dd22b6ed 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -1564,8 +1564,10 @@ static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from)
 static loff_t ceph_llseek(struct file *file, loff_t offset, int whence)
 {
 	struct inode *inode = file->f_mapping->host;
+	struct ceph_fs_client *fsc = inode->i_sb->s_fs_info;
 	loff_t i_size;
 	loff_t ret;
+	loff_t limit;
 
 	inode_lock(inode);
 
@@ -1608,7 +1610,8 @@ static loff_t ceph_llseek(struct file *file, loff_t offset, int whence)
 		break;
 	}
 
-	ret = vfs_setpos(file, offset, inode->i_sb->s_maxbytes);
+	limit = max(i_size, fsc->max_file_size);
+	ret = vfs_setpos(file, offset, limit);
 
 out:
 	inode_unlock(inode);
-- 
2.17.1

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