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ceph: don't request excl caps when mount is readonly

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Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Yan, Zheng 2018-12-05 11:29:35 +08:00 committed by Ilya Dryomov
parent 3c1392d4c4
commit 8a2ac3a8e9
1 changed files with 5 additions and 2 deletions
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3
fs/ceph/caps.c
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@ -1862,6 +1862,9 @@ void ceph_check_caps(struct ceph_inode_info *ci, int flags,
* revoking the shared cap on every create/unlink
* operation.
*/
if (IS_RDONLY(inode))
want = CEPH_CAP_ANY_SHARED;
else
want = CEPH_CAP_ANY_SHARED | CEPH_CAP_FILE_EXCL;
retain |= want;
} else {