From: "Yan, Zheng" <zyan@redhat.com>
Date: Thu, 5 Mar 2020 20:21:03 +0800
Subject: ceph: update i_requested_max_size only when sending cap msg to auth
mds
Git-commit: 11ba6b9ceeb4e20e0610ad249f9187dba412f787
Patch-mainline: v5.7-rc1
References: jsc#SES-1134
Non-auth mds can't do anything to 'update max' cap message.
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Acked-by: Luis Henriques <lhenriques@suse.com>
---
fs/ceph/caps.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 02dd2a9bd252..0b3a36310033 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1371,7 +1371,8 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap,
arg.size = inode->i_size;
ci->i_reported_size = arg.size;
arg.max_size = ci->i_wanted_max_size;
- ci->i_requested_max_size = arg.max_size;
+ if (cap == ci->i_auth_cap)
+ ci->i_requested_max_size = arg.max_size;
if (flushing & CEPH_CAP_XATTR_EXCL) {
old_blob = __ceph_build_xattrs_blob(ci);