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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_size to
choose max file size limit.

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Reviewed-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Chengguang Xu 2018-07-19 22:15:27 +08:00 committed by Ilya Dryomov
parent 36a4c72d1c
commit 9da12e3a7d
1 changed files with 2 additions and 1 deletions
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3
fs/ceph/file.c
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@ -1554,6 +1554,7 @@ 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 = ceph_inode_to_client(inode);
loff_t i_size;
loff_t ret;
@ -1598,7 +1599,7 @@ static loff_t ceph_llseek(struct file *file, loff_t offset, int whence)
break;
}
ret = vfs_setpos(file, offset, inode->i_sb->s_maxbytes);
ret = vfs_setpos(file, offset, max(i_size, fsc->max_file_size));
out:
inode_unlock(inode);