| From | alexander.levin@verizon ... | Subject | [PATCH AUTOSEL for 3.18 24/59] NFSv4.1 respect server's max size in CREATE_SESSION | Date | Thu, 7 Dec 2017 15:51:28 +0000 |
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From: Olga Kornievskaia <kolga@netapp.com>
[ 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> --- fs/nfs/nfs4client.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index 0e11fe80e5b9..723c656ebd28 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -894,9 +894,9 @@ 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 */ } -- 2.11.0
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