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[Patch v3 09/19] CIFS: SMBD: Receive data from SMBDirect

From Long Li <longli@exchange.microsoft.com>
Newsgroups linux.kernel
Subject [Patch v3 09/19] CIFS: SMBD: Receive data from SMBDirect
Date 2017-08-29 21:40 +0200
Message-ID <ujUwG-6Me-17@gated-at.bofh.it> (permalink)
References <ujUwF-6Me-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Long Li <longli@microsoft.com>

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

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 4f62337..29f384f 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -546,7 +546,10 @@ 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 v3 00/19] CIFS: Implement SMB Direct Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 07/19] CIFS: SMBD: Destroy SMBDirect session on shutdown or umount Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 04/19] CIFS: SMBD: Add SMBDirect transport to SMB connection and Makefile Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 04/19] CIFS: SMBD: Add SMBDirect transport to SMB  connection and Makefile Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 01:20 +0200
      RE: [Patch v3 04/19] CIFS: SMBD: Add SMBDirect transport to SMB  connection and Makefile Long Li <longli@microsoft.com> - 2017-08-30 01:20 +0200
  [Patch v3 09/19] CIFS: SMBD: Receive data from SMBDirect Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 01/19] CIFS: Add rdma mount option Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 01/19] CIFS: Add rdma mount option Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 00:40 +0200
      RE: [Patch v3 01/19] CIFS: Add rdma mount option Long Li <longli@microsoft.com> - 2017-08-30 01:00 +0200
  [Patch v3 11/19] CIFS: SMBD: Define memory registration for I/O data Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 11/19] CIFS: SMBD: Define memory registration for I/O data Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 02:50 +0200
      RE: [Patch v3 11/19] CIFS: SMBD: Define memory registration for I/O  data Long Li <longli@microsoft.com> - 2017-08-30 04:20 +0200
  [Patch v3 12/19] CIFS: SMBD: Fix the definition for SMB2_CHANNEL_RDMA_V1_INVALIDATE Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 12/19] CIFS: SMBD: Fix the definition for SMB2_CHANNEL_RDMA_V1_INVALIDATE Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 03:00 +0200
      RE: [Patch v3 12/19] CIFS: SMBD: Fix the definition for  SMB2_CHANNEL_RDMA_V1_INVALIDATE Long Li <longli@microsoft.com> - 2017-08-30 04:20 +0200
  [Patch v3 10/19] CIFS: SMBD: Send data through SMBDirect Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 19/19] CIFS: SMBD: Add SMBDirect debug counters Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 17/19] CIFS: SMBD: Implement SMB read via RDMA write through memory registration Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 14/19] CIFS: SMBD: Deregister memory on finishing SMB write Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 08/19] CIFS: SMBD: Set SMBDirect maximum read or write size for I/O Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 18/19] CIFS: SMBD: Deregister memory when finishing SMB read Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 06/19] CIFS: SMBD: Reconnect to SMBDirect session Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 06/19] CIFS: SMBD: Reconnect to SMBDirect session Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 01:30 +0200
      RE: [Patch v3 06/19] CIFS: SMBD: Reconnect to SMBDirect session Long Li <longli@microsoft.com> - 2017-08-30 01:40 +0200
  [Patch v3 15/19] CIFS: SMBD: Add parameter rdata to smb2_new_read_req Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 13/19] CIFS: SMBD: Implement SMB write via RDMA read through memory registration Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
  [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport constants Long Li <longli@exchange.microsoft.com> - 2017-08-29 21:40 +0200
    Re: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport constants Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 00:50 +0200
      RE: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport  constants Long Li <longli@microsoft.com> - 2017-08-30 01:10 +0200
        Re: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport constants Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 20:20 +0200
          RE: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport  constants Long Li <longli@microsoft.com> - 2017-08-30 20:30 +0200
            Re: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport constants Pavel Shilovsky <piastryyy@gmail.com> - 2017-08-30 20:40 +0200
              Re: [Patch v3 02/19] CIFS: SMBD: Add SMBDirect protocol and transport constants Steve French <smfrench@gmail.com> - 2017-09-01 17:50 +0200
  RE: [Patch v3 00/19] CIFS: Implement SMB Direct Long Li <longli@microsoft.com> - 2017-08-30 20:50 +0200

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