linux-kernel - [PATCH 1/2] ksmbd: fix possibly wrong init value for RDMA buffer size

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Message-ID: <20250106033956.27445-1-xw897002528@gmail.com>
Date: Mon,  6 Jan 2025 03:39:53 +0000
From: He Wang <xw897002528@...il.com>
To: 
Cc: He Wang <xw897002528@...il.com>,
	Namjae Jeon <linkinjeon@...nel.org>,
	Steve French <sfrench@...ba.org>,
	Sergey Senozhatsky <senozhatsky@...omium.org>,
	Tom Talpey <tom@...pey.com>,
	linux-cifs@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] ksmbd: fix possibly wrong init value for RDMA buffer size

Field `initiator_depth` is for incoming request.

According to the man page, `max_qp_rd_atom` is the maximum number of
outstanding packaets, and `max_qp_init_rd_atom` is the maximum depth of
incoming requests.

Signed-off-by: He Wang <xw897002528@...il.com>
---
 fs/smb/server/transport_rdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/smb/server/transport_rdma.c b/fs/smb/server/transport_rdma.c
index 0ef3c9f0b..c6dbbbb32 100644
--- a/fs/smb/server/transport_rdma.c
+++ b/fs/smb/server/transport_rdma.c
@@ -1640,7 +1640,7 @@ static int smb_direct_accept_client(struct smb_direct_transport *t)
 	int ret;
 
 	memset(&conn_param, 0, sizeof(conn_param));
-	conn_param.initiator_depth = min_t(u8, t->cm_id->device->attrs.max_qp_rd_atom,
+	conn_param.initiator_depth = min_t(u8, t->cm_id->device->attrs.max_qp_init_rd_atom,
 					   SMB_DIRECT_CM_INITIATOR_DEPTH);
 	conn_param.responder_resources = 0;
 
-- 
2.46.2