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authorYan, Zheng <zyan@redhat.com>2017-11-23 18:22:06 +0800
committerIlya Dryomov <idryomov@gmail.com>2018-01-29 18:36:05 +0100
commitbe70489eff41a84f26b1d772b595cc043e0edeb6 (patch)
tree51c503db606a2c427138b6a8431d559b38a32ae4 /fs/ceph/inode.c
parentd19a0b540182a742338d88f6501e4f29a30d7541 (diff)
ceph: properly drop caps for setattr request
For CEPH_SETATTR_ATIME, MDS needs to xlock filelock, Fsxrw caps are not allowed for xlocked filelock. For CEPH_SETATTR_SIZE request that truncates file to smaller size, MDS needs to xlock filelock, Fsxrw caps are not allowed for xlocked filelock. Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/inode.c')
-rw-r--r--fs/ceph/inode.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index ab81652198c4..666ad10e2b85 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -2000,8 +2000,8 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
ceph_encode_timespec(&req->r_args.setattr.atime,
&attr->ia_atime);
mask |= CEPH_SETATTR_ATIME;
- release |= CEPH_CAP_FILE_CACHE | CEPH_CAP_FILE_RD |
- CEPH_CAP_FILE_WR;
+ release |= CEPH_CAP_FILE_SHARED |
+ CEPH_CAP_FILE_RD | CEPH_CAP_FILE_WR;
}
}
if (ia_valid & ATTR_MTIME) {
@@ -2022,8 +2022,8 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
ceph_encode_timespec(&req->r_args.setattr.mtime,
&attr->ia_mtime);
mask |= CEPH_SETATTR_MTIME;
- release |= CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_RD |
- CEPH_CAP_FILE_WR;
+ release |= CEPH_CAP_FILE_SHARED |
+ CEPH_CAP_FILE_RD | CEPH_CAP_FILE_WR;
}
}
if (ia_valid & ATTR_SIZE) {
@@ -2041,8 +2041,8 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
req->r_args.setattr.old_size =
cpu_to_le64(inode->i_size);
mask |= CEPH_SETATTR_SIZE;
- release |= CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_RD |
- CEPH_CAP_FILE_WR;
+ release |= CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_EXCL |
+ CEPH_CAP_FILE_RD | CEPH_CAP_FILE_WR;
}
}