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[Patch v4 13/22] CIFS: SMBD: Upper layer receives data via RDMA receive

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From Long Li <longli@exchange.microsoft.com>
Newsgroups linux.kernel
Subject [Patch v4 13/22] CIFS: SMBD: Upper layer receives data via RDMA receive
Date Mon, 02 Oct 2017 04:40:03 +0200
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From: Long Li <longli@microsoft.com>

With SMBDirect connected, use it for receiving data via RDMA receive.

Signed-off-by: Long Li <longli@microsoft.com>
---
 fs/cifs/connect.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 1a9f22f..8026682 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -542,7 +542,10 @@ cifs_readv_from_socket(struct TCP_Server_Info *server, struct msghdr *smb_msg)
 		if (server_unresponsive(server))
 			return -ECONNABORTED;
 
-		length = sock_recvmsg(server->ssocket, smb_msg, 0);
+		if (server->smbd_conn)
+			length = smbd_recv(server->smbd_conn, smb_msg);
+		else
+			length = sock_recvmsg(server->ssocket, smb_msg, 0);
 
 		if (server->tcpStatus == CifsExiting)
 			return -ESHUTDOWN;
-- 
2.7.4

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Thread

[Patch v4 00/22] CIFS: Implement SMBDirect Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 15/22] CIFS: SMBD: Upper layer sends data via RDMA send Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 21/22] CIFS: SMBD: Upper layer performs SMB read via RDMA write through memory registration Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 09/22] CIFS: SMBD: Implement function to destroy a SMBDirect connection Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 18/22] CIFS: SMBD: Upper layer performs SMB write via RDMA read through memory registration Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 13/22] CIFS: SMBD: Upper layer receives data via RDMA receive Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 10/22] CIFS: SMBD: Upper layer destroys SMBDirect session on shutdown or umount Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 06/22] CIFS: SMBD: Upper layer connects to SMBDirect session Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 19/22] CIFS: SMBD: Add parameter rdata to smb2_new_read_req Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200
  [Patch v4 17/22] CIFS: SMBD: Implement RDMA memory registration Long Li <longli@exchange.microsoft.com> - 2017-10-02 04:40 +0200

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