From: sagig@dev.mellanox.co.il (Sagi Grimberg)
Subject: [PATCH 10/18] nvme: move nvme_setup_flush and nvme_setup_rw to common code
Date: Wed, 21 Oct 2015 17:41:40 +0300 [thread overview]
Message-ID: <5627A424.2000209@dev.mellanox.co.il> (raw)
In-Reply-To: <20151021065510.GA19280@lst.de>
On 10/21/2015 9:55 AM, Christoph Hellwig wrote:
> On Tue, Oct 20, 2015@02:01:06PM +0300, Sagi Grimberg wrote:
>> I do agree that making these static inline can speed things up here,
>> but the coding style documentation asks to avoid inline'ing functions
>> longer than a few lines of code (See Documentation/CodingStyle Chapter
>> 15: "The inline disease").
>>
>> Do you think this case qualifies as an exception?
>
> Yes. The inline is only used once per NVMe transport driver and it's
> used in the absolute fast path in a place where being able to optimize
> the assignments inside and outside the function call will become useful.
> Also all the code is trivial assignments and simple conditionals so it's
> actually pretty small in terms of generated code.
>
I agree it is better to have them inline...
Reviewed-by: Sagi Grimberg <sagig at mellanox.com>
next prev parent reply other threads:[~2015-10-21 14:41 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 5:58 nvme driver split V2 Christoph Hellwig
2015-10-16 5:58 ` [PATCH 01/18] nvme: add missing unmaps in nvme_queue_rq Christoph Hellwig
2015-10-20 10:04 ` Sagi Grimberg
2015-10-20 14:07 ` Busch, Keith
2015-10-16 5:58 ` [PATCH 02/18] nvme: move struct nvme_iod to pci.c Christoph Hellwig
2015-10-20 10:04 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 03/18] nvme: split command submission helpers out of pci.c Christoph Hellwig
2015-10-20 10:07 ` Sagi Grimberg
2015-10-21 18:48 ` J Freyensee
2015-10-16 5:58 ` [PATCH 04/18] nvme: add a vendor field to struct nvme_dev Christoph Hellwig
2015-10-20 10:08 ` Sagi Grimberg
2015-10-21 18:58 ` J Freyensee
2015-10-21 19:10 ` Busch, Keith
2015-10-16 5:58 ` [PATCH 05/18] nvme: use offset instead of a struct for registers Christoph Hellwig
2015-10-16 17:30 ` Busch, Keith
2015-10-21 20:28 ` J Freyensee
2015-10-16 5:58 ` [PATCH 06/18] nvme: split a new struct nvme_ctrl out of struct nvme_dev Christoph Hellwig
2015-10-20 10:19 ` Sagi Grimberg
2015-10-20 10:26 ` Christoph Hellwig
2015-10-20 10:44 ` Sagi Grimberg
2015-10-20 11:30 ` Christoph Hellwig
2015-10-21 14:40 ` Sagi Grimberg
2015-10-21 21:23 ` J Freyensee
2015-10-21 22:51 ` Busch, Keith
2015-10-22 0:15 ` J Freyensee
2015-10-22 7:37 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 07/18] nvme: simplify nvme_setup_prps calling convention Christoph Hellwig
2015-10-20 10:30 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 08/18] nvme: refactor nvme_queue_rq Christoph Hellwig
2015-10-16 5:58 ` [PATCH 09/18] nvme: move nvme_error_status to common code Christoph Hellwig
2015-10-20 10:54 ` Sagi Grimberg
2015-10-16 5:58 ` [PATCH 10/18] nvme: move nvme_setup_flush and nvme_setup_rw " Christoph Hellwig
2015-10-20 11:01 ` Sagi Grimberg
2015-10-21 6:55 ` Christoph Hellwig
2015-10-21 14:41 ` Sagi Grimberg [this message]
2015-10-16 5:58 ` [PATCH 11/18] nvme: split __nvme_submit_sync_cmd Christoph Hellwig
2015-10-16 5:58 ` [PATCH 12/18] nvme: use the block layer for userspace passthrough metadata Christoph Hellwig
2015-10-16 20:04 ` Busch, Keith
2015-10-18 18:22 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 13/18] nvme: move block_device_operations and ns/ctrl freeing to common code Christoph Hellwig
2015-10-16 5:58 ` [PATCH 14/18] nvme: add explicit quirk handling Christoph Hellwig
2015-10-16 5:58 ` [PATCH 15/18] nvme: add a common helper to read Identify Controller data Christoph Hellwig
2015-10-21 22:44 ` J Freyensee
2015-10-22 7:38 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 16/18] nvme: move the call to nvme_init_identify earlier Christoph Hellwig
2015-10-16 5:58 ` [PATCH 17/18] nvme: move namespace scanning to common code Christoph Hellwig
2015-10-16 6:14 ` Ming Lin
2015-10-16 6:16 ` Christoph Hellwig
2015-10-21 23:27 ` J Freyensee
2015-10-22 7:39 ` Christoph Hellwig
2015-10-22 13:48 ` Busch, Keith
2015-10-22 16:30 ` Christoph Hellwig
2015-10-22 21:24 ` Busch, Keith
2015-10-23 5:41 ` Christoph Hellwig
2015-10-16 5:58 ` [PATCH 18/18] nvme: move chardev and sysfs interface " Christoph Hellwig
2015-10-22 0:11 ` J Freyensee
2015-10-22 7:45 ` Christoph Hellwig
2015-10-22 18:36 ` J Freyensee
2015-10-22 18:59 ` Jon Derrick
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=5627A424.2000209@dev.mellanox.co.il \
--to=sagig@dev.mellanox.co.il \
/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;
as well as URLs for NNTP newsgroup(s).