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NFSv4.1 respect server's max size in CREATE_SESSION

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[ Upstream commit 033853325f ]

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>
This commit is contained in:
Olga Kornievskaia 2017-03-08 14:39:15 -05:00 committed by Greg Kroah-Hartman
parent 88af4e3477
commit 5d460d359a
1 changed files with 2 additions and 2 deletions
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4
fs/nfs/nfs4client.c
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@ -1004,9 +1004,9 @@ 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 */
}