From: Bart Van Assche <bvanassche-HInyCGIudOg@public.gmane.org>
To: Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: oren-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org,
tzahio-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org
Subject: Re: [PATCH RFC v2 00/10] Introduce Signature feature
Date: Fri, 01 Nov 2013 15:06:18 -0700 [thread overview]
Message-ID: <527425DA.7040609@acm.org> (raw)
In-Reply-To: <1383222255-22699-1-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
On 31/10/2013 5:24, Sagi Grimberg wrote:
> While T10-DIF clearly defines that over the wire protection guards are
> interleaved into the data stream (each 512-Byte block followed by 8-byte
> guard), when in memory, the protection guards may reside in a buffer
> separated from the data. Depending on the application, it is usually
> easier to handle the data when it is contiguous. In this case the data
> buffer will be of size 512xN and the protection buffer will be of size
> 8xN (where N is the number of blocks in the transaction).
It might be worth mentioning here that in the Linux block layer the
approach has been chosen where actual data an protection information are
in separate buffers. See also the bi_integrity field in struct bio.
Bart.
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2013-11-01 22:06 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-31 12:24 [PATCH RFC v2 00/10] Introduce Signature feature Sagi Grimberg
[not found] ` <1383222255-22699-1-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-10-31 12:24 ` [PATCH RFC v2 01/10] IB/core: Introduce protected memory regions Sagi Grimberg
[not found] ` <1383222255-22699-2-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-01 17:09 ` Bart Van Assche
[not found] ` <5273E03C.3010501-HInyCGIudOg@public.gmane.org>
2013-11-03 12:14 ` Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 02/10] IB/core: Introduce Signature Verbs API Sagi Grimberg
[not found] ` <1383222255-22699-3-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-01 15:13 ` Bart Van Assche
[not found] ` <5273C4FC.4070708-HInyCGIudOg@public.gmane.org>
2013-11-03 12:15 ` Sagi Grimberg
2013-11-01 18:46 ` Bart Van Assche
[not found] ` <5273F6F4.3000300-HInyCGIudOg@public.gmane.org>
2013-11-03 12:15 ` Sagi Grimberg
[not found] ` <52763E68.2040605-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-03 14:41 ` Bart Van Assche
[not found] ` <5276608D.2020605-HInyCGIudOg@public.gmane.org>
2013-11-03 16:30 ` Sagi Grimberg
2013-11-01 22:23 ` Bart Van Assche
[not found] ` <527429E7.7010705-HInyCGIudOg@public.gmane.org>
2013-11-03 12:16 ` Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 03/10] IB/mlx5, mlx5_core: Support for create_mr and destroy_mr Sagi Grimberg
[not found] ` <1383222255-22699-4-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-10-31 12:52 ` Jack Wang
[not found] ` <52725299.7020105-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-10-31 12:59 ` Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 04/10] IB/mlx5: Initialize mlx5_ib_qp signature related Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 05/10] IB/mlx5: Break wqe handling to begin & finish routines Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 06/10] IB/mlx5: remove MTT access mode from umr flags helper function Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 07/10] IB/mlx5: Keep mlx5 MRs in a radix tree under device Sagi Grimberg
[not found] ` <1383222255-22699-8-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-01 20:46 ` Bart Van Assche
[not found] ` <5274131C.90601-HInyCGIudOg@public.gmane.org>
2013-11-03 12:16 ` Sagi Grimberg
[not found] ` <52763E88.4050300-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-03 13:40 ` Or Gerlitz
2013-10-31 12:24 ` [PATCH RFC v2 08/10] IB/mlx5: Support IB_WR_REG_SIG_MR Sagi Grimberg
[not found] ` <1383222255-22699-9-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-10-31 13:01 ` Jack Wang
2013-11-01 15:05 ` Bart Van Assche
[not found] ` <5273C32E.2020405-HInyCGIudOg@public.gmane.org>
2013-11-03 12:16 ` Sagi Grimberg
2013-11-01 20:37 ` Bart Van Assche
[not found] ` <527410F3.6040704-HInyCGIudOg@public.gmane.org>
2013-11-02 19:21 ` Or Gerlitz
[not found] ` <CAJZOPZLnyqzzx91ohmW+exy0k8g-FX6reSBCGmh_F2tTGWWOog-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-11-02 21:59 ` Bart Van Assche
[not found] ` <527575D0.9050802-HInyCGIudOg@public.gmane.org>
2013-11-03 12:20 ` Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 09/10] IB/mlx5: Collect signature error completion Sagi Grimberg
2013-10-31 12:24 ` [PATCH RFC v2 10/10] IB/mlx5: Publish support in signature feature Sagi Grimberg
2013-10-31 12:55 ` [PATCH RFC v2 00/10] Introduce Signature feature Jack Wang
[not found] ` <5272535D.4090805-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-10-31 13:20 ` Sagi Grimberg
[not found] ` <52725930.7030702-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-10-31 13:29 ` Jack Wang
2013-11-01 15:03 ` Bart Van Assche
[not found] ` <5273C2B6.7010901-HInyCGIudOg@public.gmane.org>
2013-11-02 1:36 ` Nicholas A. Bellinger
[not found] ` <1383356167.4216.16.camel-XoQW25Eq2zviZyQQd+hFbcojREIfoBdhmpATvIKMPHk@public.gmane.org>
2013-11-02 21:57 ` Bart Van Assche
[not found] ` <52757555.6090907-HInyCGIudOg@public.gmane.org>
2013-11-04 18:41 ` Nicholas A. Bellinger
[not found] ` <1383590471.4216.22.camel-XoQW25Eq2zviZyQQd+hFbcojREIfoBdhmpATvIKMPHk@public.gmane.org>
2013-11-05 9:13 ` Sagi Grimberg
[not found] ` <5278B6B2.1010006-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-11-05 18:30 ` Nicholas A. Bellinger
2013-11-01 22:06 ` Bart Van Assche [this message]
[not found] ` <527425DA.7040609-HInyCGIudOg@public.gmane.org>
2013-11-03 12:13 ` Sagi Grimberg
2013-11-03 12:14 ` Sagi Grimberg
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=527425DA.7040609@acm.org \
--to=bvanassche-hinycgiudog@public.gmane.org \
--cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=oren-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org \
--cc=sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org \
--cc=tzahio-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox