From: Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
To: Bart Van Assche <bvanassche-HInyCGIudOg@public.gmane.org>
Cc: Roland Dreier <roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
David Dillow <dave-i1Mk8JYDVaaSihdK6806/g@public.gmane.org>,
Vu Pham <vuhuong-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Sebastian Riemer
<sebastian.riemer-EIkl63zCoXaH+58JC4qpiA@public.gmane.org>,
Jinpu Wang <jinpu.wang-EIkl63zCoXaH+58JC4qpiA@public.gmane.org>,
linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v3 11/13] IB/srp: Make HCA completion vector configurable
Date: Tue, 16 Jul 2013 15:41:46 +0300 [thread overview]
Message-ID: <51E53F8A.2010700@mellanox.com> (raw)
In-Reply-To: <51E5275F.2070009-HInyCGIudOg@public.gmane.org>
On 7/16/2013 1:58 PM, Bart Van Assche wrote:
> On 16/07/2013 4:11, Sagi Grimberg wrote:
>> This sounds like a nice Idea, but there an inherent problem about
>> applications coming and going while the connections are static
>> (somewhat),
>> how can you control pinning an arbitrary application running (over SRP
>> devices of-course) at certain point of time.
>>
>> So will you agree at least to give target->comp_vector a default of
>> IB_CQ_VECTOR_LEAST_ATTACHED?
>> From my point of view, a user that don't have a slightest clue about
>> completion vectors and performance optimization, this is somewhat better
>> than doing nothing...
>
> Hello Sagi,
>
> That sounds like an interesting proposal to me. But did the patch that
> adds the IB_CQ_VECTOR_LEAST_ATTACHED feature ever get accepted in the
> upstream Linux kernel ? I have tried to find that symbol in Linux
> kernel v3.11-rc1 but couldn't find it. Maybe I have overlooked
> something ?
>
> Bart.
>
Oh you're right!
I'll ask Vu, from git blame on old OFED I see that He wrote the code...
Perhaps this should be added as well.
-Sagi
--
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:[~2013-07-16 12:41 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-03 12:41 [PATCH v3 0/13] IB SRP initiator patches for kernel 3.11 Bart Van Assche
2013-07-03 12:53 ` [PATCH v3 06/13] IB/srp: Keep rport as long as the IB transport layer Bart Van Assche
[not found] ` <51D41C03.4020607-HInyCGIudOg@public.gmane.org>
2013-07-03 12:43 ` [PATCH v3 01/13] IB/srp: Fix remove_one crash due to resource exhaustion Bart Van Assche
2013-07-03 12:44 ` [PATCH v3 02/13] IB/srp: Avoid that srp_reset_host() is skipped after a TL error Bart Van Assche
2013-07-03 12:45 ` [PATCH v3 03/13] IB/srp: Fail I/O fast if target offline Bart Van Assche
2013-07-03 12:50 ` [PATCH v3 04/13] IB/srp: Skip host settle delay Bart Van Assche
2013-07-03 12:51 ` [PATCH v3 05/13] IB/srp: Maintain a single connection per I_T nexus Bart Van Assche
2013-07-03 12:54 ` [PATCH v3 07/13] scsi_transport_srp: Add transport layer error handling Bart Van Assche
[not found] ` <51D41F13.6060203-HInyCGIudOg@public.gmane.org>
2013-07-03 15:14 ` David Dillow
2013-07-03 16:00 ` Bart Van Assche
[not found] ` <51D44A86.5050000-HInyCGIudOg@public.gmane.org>
2013-07-03 17:27 ` David Dillow
[not found] ` <1372872474.24238.43.camel-zHLflQxYYDO4Hhoo1DtQwJ9G+ZOsUmrO@public.gmane.org>
2013-07-03 18:24 ` Bart Van Assche
2013-07-03 18:57 ` David Dillow
[not found] ` <1372877861.24238.64.camel-zHLflQxYYDO4Hhoo1DtQwJ9G+ZOsUmrO@public.gmane.org>
2013-07-03 23:41 ` Vu Pham
2013-07-04 8:01 ` Bart Van Assche
[not found] ` <51D52BD7.1090506-HInyCGIudOg@public.gmane.org>
2013-07-04 8:16 ` Bart Van Assche
2013-07-08 20:37 ` David Dillow
2013-07-08 17:26 ` Vu Pham
[not found] ` <51DAF63D.9010906-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-07-08 18:42 ` Bart Van Assche
2013-07-03 12:55 ` [PATCH v3 08/13] IB/srp: Add srp_terminate_io() Bart Van Assche
[not found] ` <51D41F52.4000409-HInyCGIudOg@public.gmane.org>
2013-07-03 14:08 ` David Dillow
[not found] ` <1372860491.24238.0.camel-zHLflQxYYDO4Hhoo1DtQwJ9G+ZOsUmrO@public.gmane.org>
2013-07-03 14:45 ` Bart Van Assche
[not found] ` <51D43915.9000007-HInyCGIudOg@public.gmane.org>
2013-07-03 14:57 ` David Dillow
[not found] ` <1372863441.24238.26.camel-zHLflQxYYDO4Hhoo1DtQwJ9G+ZOsUmrO@public.gmane.org>
2013-07-03 15:13 ` David Dillow
2013-07-03 12:56 ` [PATCH v3 09/13] IB/srp: Use SRP transport layer error recovery Bart Van Assche
2013-07-03 12:57 ` [PATCH v3 10/13] IB/srp: Start timers if a transport layer error occurs Bart Van Assche
2013-07-03 12:58 ` [PATCH v3 11/13] IB/srp: Make HCA completion vector configurable Bart Van Assche
[not found] ` <51D41FFC.6070105-HInyCGIudOg@public.gmane.org>
2013-07-14 9:43 ` Sagi Grimberg
[not found] ` <51E272A4.5030707-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-07-15 11:06 ` Bart Van Assche
[not found] ` <51E3D79D.9070808-HInyCGIudOg@public.gmane.org>
2013-07-15 13:29 ` Sagi Grimberg
[not found] ` <51E3F931.9080903-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-07-15 18:23 ` Bart Van Assche
[not found] ` <51E43E22.2060502-HInyCGIudOg@public.gmane.org>
2013-07-16 10:11 ` Sagi Grimberg
[not found] ` <51E51C56.50906-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-07-16 10:58 ` Bart Van Assche
[not found] ` <51E5275F.2070009-HInyCGIudOg@public.gmane.org>
2013-07-16 12:41 ` Sagi Grimberg [this message]
2013-07-16 15:11 ` Bart Van Assche
[not found] ` <51E56296.2000403-HInyCGIudOg@public.gmane.org>
2013-07-17 9:27 ` Sagi Grimberg
2013-07-03 12:59 ` [PATCH v3 12/13] IB/srp: Make transport layer retry count configurable Bart Van Assche
[not found] ` <51D4204E.7040301-HInyCGIudOg@public.gmane.org>
2013-07-03 14:30 ` David Dillow
2013-07-03 13:00 ` [PATCH v3 13/13] IB/srp: Bump driver version and release date Bart Van Assche
2013-07-03 13:38 ` [PATCH v3 0/13] IB SRP initiator patches for kernel 3.11 Or Gerlitz
2013-07-03 14:38 ` Bart Van Assche
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=51E53F8A.2010700@mellanox.com \
--to=sagig-vpraknaxozvwk0htik3j/w@public.gmane.org \
--cc=bvanassche-HInyCGIudOg@public.gmane.org \
--cc=dave-i1Mk8JYDVaaSihdK6806/g@public.gmane.org \
--cc=jinpu.wang-EIkl63zCoXaH+58JC4qpiA@public.gmane.org \
--cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
--cc=sebastian.riemer-EIkl63zCoXaH+58JC4qpiA@public.gmane.org \
--cc=vuhuong-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 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.