linux-scsi.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jeff Moyer <jmoyer@redhat.com>
To: Bart Van Assche <bvanassche@acm.org>
Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
	"James E.J. Bottomley" <JBottomley@parallels.com>
Subject: Re: [patch,v2 01/10] scsi: add scsi_host_alloc_node
Date: Mon, 05 Nov 2012 09:06:53 -0500	[thread overview]
Message-ID: <x49fw4ocfeq.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <509547D5.2020800@acm.org> (Bart Van Assche's message of "Sat, 03 Nov 2012 17:35:33 +0100")

Bart Van Assche <bvanassche@acm.org> writes:

> On 11/02/12 22:45, Jeff Moyer wrote:
>> diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
>> index 593085a..7d7ad8b 100644
>> --- a/drivers/scsi/hosts.c
>> +++ b/drivers/scsi/hosts.c
>> @@ -336,16 +336,25 @@ static struct device_type scsi_host_type = {
>>    **/
>>   struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
>>   {
>> +	return scsi_host_alloc_node(sht, privsize, -1);
>
> Using NUMA_NO_NODE here might improve readability.

Agreed, I'll fix that.

>> diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
>> index 4908480..a1b5c8e 100644
>> --- a/include/scsi/scsi_host.h
>> +++ b/include/scsi/scsi_host.h
>> @@ -733,6 +733,12 @@ struct Scsi_Host {
>>   	struct device *dma_dev;
>>
>>   	/*
>> +	 * Numa node this device is closest to, used for allocating
>> +	 * data structures locally.
>> +	 */
>> +	int numa_node;
>
> Have you considered using #ifdef CONFIG_NUMA / #endif here ? I've
> noticed that all other numa_node members in structures under include/
> have this.

That was an oversight, thanks for pointing it out.  I'll fix it up.

Cheers,
Jeff

  reply	other threads:[~2012-11-05 14:06 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-02 21:45 [patch,v2 00/10] make I/O path allocations more numa-friendly Jeff Moyer
2012-11-02 21:45 ` [patch,v2 01/10] scsi: add scsi_host_alloc_node Jeff Moyer
2012-11-03 16:35   ` Bart Van Assche
2012-11-05 14:06     ` Jeff Moyer [this message]
2012-11-02 21:45 ` [patch,v2 02/10] scsi: make __scsi_alloc_queue numa-aware Jeff Moyer
2012-11-02 21:45 ` [patch,v2 03/10] scsi: make scsi_alloc_sdev numa-aware Jeff Moyer
2012-11-02 21:45 ` [patch,v2 04/10] scsi: allocate scsi_cmnd-s from the device's local numa node Jeff Moyer
2012-11-03 16:36   ` Bart Van Assche
2012-11-05 14:09     ` Jeff Moyer
2012-11-02 21:45 ` [patch,v2 05/10] sd: use alloc_disk_node Jeff Moyer
2012-11-03 16:37   ` Bart Van Assche
2012-11-05 14:12     ` Jeff Moyer
2012-11-05 14:57       ` Bart Van Assche
2012-11-05 15:32         ` taco
2012-11-02 21:45 ` [patch,v2 06/10] ata: use scsi_host_alloc_node Jeff Moyer
2012-11-02 21:46 ` [patch,v2 07/10] megaraid_sas: " Jeff Moyer
2012-11-02 21:46 ` [patch,v2 08/10] mpt2sas: " Jeff Moyer
2012-11-02 21:46 ` [patch,v2 09/10] lpfc: " Jeff Moyer
2012-11-02 21:46 ` [patch,v2 10/10] cciss: use blk_init_queue_node Jeff Moyer
2012-11-06 15:41 ` [patch,v2 00/10] make I/O path allocations more numa-friendly Elliott, Robert (Server Storage)
2012-11-06 19:12   ` Bart Van Assche
2012-11-09 20:46     ` Jeff Moyer
2012-11-10  8:56       ` Bart Van Assche
2012-11-12 21:26         ` Jeff Moyer
2012-11-13  1:26           ` Elliott, Robert (Server Storage)
2012-11-13 15:44             ` Jeff Moyer

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=x49fw4ocfeq.fsf@segfault.boston.devel.redhat.com \
    --to=jmoyer@redhat.com \
    --cc=JBottomley@parallels.com \
    --cc=bvanassche@acm.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-scsi@vger.kernel.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;
as well as URLs for NNTP newsgroup(s).