From: Stefan Metzmacher <metze@samba.org>
To: Tom Talpey <tom@talpey.com>,
Long Li <longli@exchange.microsoft.com>,
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,
Christoph Hellwig <hch@infradead.org>,
Tom Talpey <ttalpey@microsoft.com>,
Matthew Wilcox <mawilcox@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>
Subject: Re: [Patch v7 21/22] CIFS: SMBD: Upper layer performs SMB read via RDMA write through memory registration
Date: Mon, 24 Sep 2018 06:07:25 +0200 [thread overview]
Message-ID: <c418b22a-7248-4c00-7879-8b3313e12515@samba.org> (raw)
In-Reply-To: <de042465-e9b9-3782-00ce-38943053c7b6@talpey.com>
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> They're basically the same concept, it's a subtle difference.
>
> FRMR = Fast Register Memory Region
> FRWR = Fast Register Work Request
>
> The memory region is the mr itself, this is created early on.
>
> The work request is built when actually binding the physical
> pages to the region, and setting the offset, length, etc, which
> is what's happening in the routine that I made the comment on.
>
> So, for this discussion I chose to say FRWR. Sorry for any
> confusion!
Ah, thanks! Confusion resolved:-)
metze
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next prev parent reply other threads:[~2018-09-24 4:07 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-07 8:54 [Patch v7 00/22] CIFS: Implement SMB Direct protocol Long Li
2017-11-07 8:54 ` [Patch v7 01/22] CIFS: SMBD: Add parameter rdata to smb2_new_read_req Long Li
2017-11-16 23:06 ` Pavel Shilovskiy
2017-11-20 5:28 ` Leif Sahlberg
2017-11-07 8:54 ` [Patch v7 02/22] CIFS: SMBD: Introduce kernel config option CONFIG_CIFS_SMB_DIRECT Long Li
2017-11-16 23:08 ` Pavel Shilovskiy
2017-11-20 5:28 ` Leif Sahlberg
2017-11-07 8:54 ` [Patch v7 03/22] CIFS: SMBD: Add rdma mount option Long Li
2017-11-16 23:18 ` Pavel Shilovskiy
2017-11-20 5:30 ` Leif Sahlberg
2017-11-07 8:54 ` [Patch v7 04/22] CIFS: SMBD: Add SMB Direct protocol initial values and constants Long Li
2017-11-20 5:31 ` Leif Sahlberg
2017-11-07 8:54 ` [Patch v7 05/22] CIFS: SMBD: Establish SMB Direct connection Long Li
2017-11-20 1:36 ` ronnie sahlberg
2017-11-20 5:46 ` Leif Sahlberg
2017-11-20 6:07 ` Long Li
2017-11-07 8:54 ` [Patch v7 06/22] CIFS: SMBD: export protocol initial values Long Li
2017-11-20 7:37 ` Leif Sahlberg
2017-11-20 16:55 ` Steve French
2017-11-07 8:54 ` [Patch v7 07/22] CIFS: SMBD: Implement function to create a SMB Direct connection Long Li
2017-11-07 8:55 ` [Patch v7 08/22] CIFS: SMBD: Upper layer connects to SMBDirect session Long Li
2017-11-07 8:55 ` [Patch v7 09/22] CIFS: SMBD: Implement function to reconnect to a SMB Direct transport Long Li
2017-11-07 8:55 ` [Patch v7 10/22] CIFS: SMBD: Upper layer reconnects to SMB Direct session Long Li
2017-11-07 8:55 ` [Patch v7 11/22] CIFS: SMBD: Implement function to destroy a SMB Direct connection Long Li
2017-11-07 8:55 ` [Patch v7 12/22] CIFS: SMBD: Upper layer destroys SMB Direct session on shutdown or umount Long Li
2017-11-07 8:55 ` [Patch v7 13/22] CIFS: SMBD: Set SMB Direct maximum read or write size for I/O Long Li
2017-11-07 8:55 ` [Patch v7 14/22] CIFS: SMBD: Implement function to receive data via RDMA receive Long Li
2017-11-07 8:55 ` [Patch v7 15/22] CIFS: SMBD: Upper layer receives " Long Li
2017-11-07 8:55 ` [Patch v7 16/22] CIFS: SMBD: Implement function to send data via RDMA send Long Li
2017-11-07 8:55 ` [Patch v7 17/22] CIFS: SMBD: Upper layer sends " Long Li
2017-11-07 8:55 ` [Patch v7 18/22] CIFS: SMBD: Implement RDMA memory registration Long Li
2017-11-07 8:55 ` [Patch v7 19/22] CIFS: SMBD: Upper layer performs SMB write via RDMA read through " Long Li
2017-11-07 8:55 ` [Patch v7 20/22] CIFS: SMBD: Read correct returned data length for RDMA write (SMB read) I/O Long Li
2017-11-07 8:55 ` [Patch v7 21/22] CIFS: SMBD: Upper layer performs SMB read via RDMA write through memory registration Long Li
2018-09-19 5:59 ` Tom Talpey
2018-09-20 17:01 ` Long Li
2018-09-22 3:56 ` Stefan Metzmacher
2018-09-22 17:16 ` Tom Talpey
2018-09-23 21:24 ` Stefan Metzmacher
2018-09-24 4:00 ` Tom Talpey
2018-09-24 4:07 ` Stefan Metzmacher [this message]
2017-11-07 8:55 ` [Patch v7 22/22] CIFS: SMBD: Add SMB Direct debug counters Long Li
2017-11-21 5:16 ` [Patch v7 00/22] CIFS: Implement SMB Direct protocol Steve French
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