From: Luben Tuikov <tluben@rogers.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Patrick Mansfield <patmans@us.ibm.com>,
James Bottomley <James.Bottomley@steeleye.com>,
linux-scsi@vger.kernel.org
Subject: Re: [PATCH] scsi-misc-2.5 remove scsi_device list_lock
Date: Fri, 25 Apr 2003 10:00:04 -0400 [thread overview]
Message-ID: <3EA93F64.3020205@rogers.com> (raw)
In-Reply-To: <20030425111212.A28577@infradead.org>
Christoph Hellwig wrote:
>>- spin_lock_irqsave(&d->list_lock, flags);
>>+ spin_lock_irqsave(&d->sdev_lock, flags);
>> list_for_each_entry(cmd, &d->cmd_list, list) {
>> if(cmd->serial_number == 0){
>
>
> <snip>
>
>>- spin_lock_irqsave(&sdev->list_lock, flags);
>>+ spin_lock_irqsave(sdev->request_queue->queue_lock, flags);
>> list_for_each_entry(scmd, &sdev->cmd_list, list) {
>
>
>
> Oh, please, please use the lock consistantly. Yes, I know that the
> two are the same currently, but it might not be obvious to every reader
> and queue_lock might change to something else in the future.
I concur.
--
Luben
P.S. This same thing was discussed before at the intro of starved
devs's code, seems it didn't get through then, maybe it will now...
prev parent reply other threads:[~2003-04-25 13:48 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-24 17:02 [PATCH] scsi-misc-2.5 remove scsi_device list_lock Patrick Mansfield
2003-04-24 17:03 ` [PATCH] scsi-misc-2.5 user per-device spare command Patrick Mansfield
2003-04-24 17:03 ` [PATCH] scsi-misc-2.5 fold scsi_alloc_cmd into __scsi_get_command Patrick Mansfield
2003-04-25 10:12 ` [PATCH] scsi-misc-2.5 user per-device spare command Christoph Hellwig
2003-04-25 14:12 ` Luben Tuikov
2003-04-25 16:50 ` Patrick Mansfield
2003-04-25 16:56 ` Christoph Hellwig
2003-04-25 17:45 ` Luben Tuikov
2003-04-25 18:00 ` Patrick Mansfield
2003-04-25 18:36 ` Luben Tuikov
2003-04-25 16:37 ` Patrick Mansfield
2003-04-25 16:50 ` Christoph Hellwig
2003-04-25 16:57 ` James Bottomley
2003-04-25 20:49 ` Patrick Mansfield
2003-04-25 17:38 ` Luben Tuikov
2003-04-25 10:12 ` [PATCH] scsi-misc-2.5 remove scsi_device list_lock Christoph Hellwig
2003-04-25 10:47 ` Jens Axboe
2003-04-25 16:53 ` Patrick Mansfield
2003-04-25 17:20 ` Jens Axboe
2003-04-25 14:00 ` Luben Tuikov [this message]
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