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authorOlga Kornievskaia <kolga@netapp.com>2017-03-08 14:39:15 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-20 10:04:57 +0100
commit248aa3accad95cb1e381188bb41beceb7a4ac49e (patch)
treea8c679a0695adbf3047978b3e90cb416e181b908 /fs
parenta49aa7aadbd36395d3463bcadcdf187477c048ad (diff)
NFSv4.1 respect server's max size in CREATE_SESSION
[ Upstream commit 033853325fe3bdc70819a8b97915bd3bca41d3af ] Currently client doesn't respect max sizes server returns in CREATE_SESSION. nfs4_session_set_rwsize() gets called and server->rsize, server->wsize are 0 so they never get set to the sizes returned by the server. Signed-off-by: Olga Kornievskaia <kolga@netapp.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/nfs4client.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 10410e8b5853..63498e1a542a 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -895,9 +895,9 @@ static void nfs4_session_set_rwsize(struct nfs_server *server)
server_resp_sz = sess->fc_attrs.max_resp_sz - nfs41_maxread_overhead;
server_rqst_sz = sess->fc_attrs.max_rqst_sz - nfs41_maxwrite_overhead;
- if (server->rsize > server_resp_sz)
+ if (!server->rsize || server->rsize > server_resp_sz)
server->rsize = server_resp_sz;
- if (server->wsize > server_rqst_sz)
+ if (!server->wsize || server->wsize > server_rqst_sz)
server->wsize = server_rqst_sz;
#endif /* CONFIG_NFS_V4_1 */
}