From: Long Li <longli@exchange.microsoft.com>
To: Steve French <sfrench@samba.org>,
linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
Tom Talpey <ttalpey@microsoft.com>,
Matthew Wilcox <mawilcox@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>
Cc: Long Li <longli@microsoft.com>
Subject: [Patch v5 13/21] CIFS: SMBD: Upper layer receives data via RDMA receive
Date: Wed, 18 Oct 2017 16:09:12 -0700 [thread overview]
Message-ID: <20171018230920.21042-14-longli@exchange.microsoft.com> (raw)
In-Reply-To: <20171018230920.21042-1-longli@exchange.microsoft.com>
From: Long Li <longli@microsoft.com>
With SMB Direct connected, use it for receiving data via RDMA receive.
Signed-off-by: Long Li <longli@microsoft.com>
---
fs/cifs/connect.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 23f10d1..6325062 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -545,8 +545,14 @@ cifs_readv_from_socket(struct TCP_Server_Info *server, struct msghdr *smb_msg)
if (server_unresponsive(server))
return -ECONNABORTED;
-
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ if (server->smbd_conn)
+ length = smbd_recv(server->smbd_conn, smb_msg);
+ else
+ length = sock_recvmsg(server->ssocket, smb_msg, 0);
+#else
length = sock_recvmsg(server->ssocket, smb_msg, 0);
+#endif
if (server->tcpStatus == CifsExiting)
return -ESHUTDOWN;
--
2.7.4
next prev parent reply other threads:[~2017-10-18 23:09 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-18 23:08 [Patch v5 00/21] CIFS: Implement SMB Direct protocol Long Li
2017-10-18 23:09 ` [Patch v5 01/21] CIFS: SMBD: Add SMB Direct protocol initial values and constants Long Li
[not found] ` <20171018230920.21042-2-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org>
2017-11-01 17:21 ` Steve French
[not found] ` <CAH2r5msbXygf-GaSLyy4q_k6pNR8zSKw2KwF3--oeofimdghag-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-01 18:49 ` Long Li
2017-10-18 23:09 ` [Patch v5 03/21] CIFS: SMBD: export protocol initial values Long Li
2017-10-18 23:09 ` [Patch v5 04/21] CIFS: SMBD: Add rdma mount option Long Li
2017-10-18 23:09 ` [Patch v5 05/21] CIFS: SMBD: Implement function to create a SMB Direct connection Long Li
2017-10-18 23:09 ` [Patch v5 06/21] CIFS: SMBD: Upper layer connects to SMBDirect session Long Li
2017-10-18 23:09 ` [Patch v5 08/21] CIFS: SMBD: Upper layer reconnects to SMB Direct session Long Li
[not found] ` <20171018230920.21042-9-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org>
2017-11-01 18:04 ` Pavel Shilovsky
2017-11-01 18:04 ` Pavel Shilovsky
2017-11-01 19:44 ` Matthew Wilcox
2017-11-01 19:44 ` Matthew Wilcox
[not found] ` <BN6PR21MB083455CADF03A6BD40863968CB5F0-M7qishpO4ShSLOx3ThEYWs1VXTxX1y3OvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-11-05 18:37 ` Long Li
2017-11-05 18:37 ` Long Li
[not found] ` <MWHPR21MB01904A80D5C08396A7209471CE530-saRRjQKJ25M/hL2NnenhuM1VXTxX1y3OvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-11-05 19:19 ` Long Li
2017-11-05 19:19 ` Long Li
[not found] ` <MWHPR21MB019066558DAE185D630EC2E7CE530-saRRjQKJ25M/hL2NnenhuM1VXTxX1y3OvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-11-06 18:10 ` Matthew Wilcox
2017-11-06 18:10 ` Matthew Wilcox
[not found] ` <DM5PR21MB08439FAD284B66941BD4E1A3CB500-wL6gkCBjFTaTOEAW4KKL081VXTxX1y3OvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-11-06 18:59 ` Long Li
2017-11-06 18:59 ` Long Li
[not found] ` <MWHPR21MB0846AFBFCA9D6CDC97060C5DCE500-saRRjQKJ25OdAu0pOMKhMc1VXTxX1y3OvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-11-06 20:25 ` Tom Talpey
2017-11-06 20:25 ` Tom Talpey
2017-11-06 20:46 ` Long Li
2017-10-18 23:09 ` [Patch v5 09/21] CIFS: SMBD: Implement function to destroy a SMB Direct connection Long Li
2017-10-18 23:09 ` [Patch v5 10/21] CIFS: SMBD: Upper layer destroys SMB Direct session on shutdown or umount Long Li
[not found] ` <20171018230920.21042-1-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org>
2017-10-18 23:09 ` [Patch v5 02/21] CIFS: SMBD: Establish SMB Direct connection Long Li
2017-10-18 23:09 ` Long Li
[not found] ` <20171018230920.21042-3-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org>
2017-11-01 17:19 ` Pavel Shilovsky
2017-11-01 17:19 ` Pavel Shilovsky
2017-11-01 18:48 ` Long Li
2017-10-18 23:09 ` [Patch v5 07/21] CIFS: SMBD: Implement function to reconnect to a SMB Direct transport Long Li
2017-10-18 23:09 ` Long Li
2017-10-18 23:09 ` [Patch v5 11/21] CIFS: SMBD: Set SMB Direct maximum read or write size for I/O Long Li
2017-10-18 23:09 ` Long Li
2017-10-18 23:09 ` [Patch v5 15/21] CIFS: SMBD: Upper layer sends data via RDMA send Long Li
2017-10-18 23:09 ` Long Li
2017-10-18 23:09 ` [Patch v5 18/21] CIFS: SMBD: Add parameter rdata to smb2_new_read_req Long Li
2017-10-18 23:09 ` Long Li
2017-10-18 23:09 ` [Patch v5 12/21] CIFS: SMBD: Implement function to receive data via RDMA receive Long Li
2017-10-18 23:09 ` Long Li [this message]
2017-10-18 23:09 ` [Patch v5 14/21] CIFS: SMBD: Implement function to send data via RDMA send Long Li
2017-10-18 23:09 ` [Patch v5 16/21] CIFS: SMBD: Implement RDMA memory registration Long Li
2017-10-18 23:09 ` [Patch v5 17/21] CIFS: SMBD: Upper layer performs SMB write via RDMA read through " Long Li
2017-10-18 23:09 ` [Patch v5 19/21] CIFS: SMBD: Read correct returned data length for RDMA write (SMB read) I/O Long Li
[not found] ` <20171018230920.21042-20-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org>
2017-11-01 16:50 ` Pavel Shilovsky
2017-11-01 16:50 ` Pavel Shilovsky
[not found] ` <CAKywueSUUgxdxcdJbpo0YJTcxauVebzO45UPLD46zzrKVurc5A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-01 18:48 ` Long Li
2017-11-01 18:48 ` Long Li
2017-10-18 23:09 ` [Patch v5 20/21] CIFS: SMBD: Upper layer performs SMB read via RDMA write through memory registration Long Li
2017-10-18 23:09 ` [Patch v5 21/21] CIFS: SMBD: Add SMB Direct debug counters Long Li
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20171018230920.21042-14-longli@exchange.microsoft.com \
--to=longli@exchange.microsoft.com \
--cc=linux-cifs@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=longli@microsoft.com \
--cc=mawilcox@microsoft.com \
--cc=samba-technical@lists.samba.org \
--cc=sfrench@samba.org \
--cc=sthemmin@microsoft.com \
--cc=ttalpey@microsoft.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.