linux-kernel - Re: [PATCH 17/20] [SCSI] mpt3sas: Use alloc_ordered_workqueue() API instead of create_singlethread

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Message-ID: <CAK=zhgrUh-Xcz2kqJRsdxmTKXE-hdLE52ya+5PDTTuNqN_Pwjw@mail.gmail.com>
Date:	Mon, 15 Jun 2015 16:26:29 +0530
From:	Sreekanth Reddy <sreekanth.reddy@...gotech.com>
To:	Joe Lawrence <joe.lawrence@...atus.com>
Cc:	"jejb@...nel.org" <jejb@...nel.org>,
	Christoph Hellwig <hch@...radead.org>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"James E.J. Bottomley" <JBottomley@...allels.com>,
	Sathya Prakash <Sathya.Prakash@...gotech.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 17/20] [SCSI] mpt3sas: Use alloc_ordered_workqueue() API
 instead of create_singlethread_workqueue() API

On Sat, Jun 13, 2015 at 2:33 AM, Joe Lawrence <joe.lawrence@...atus.com> wrote:
> On 06/12/2015 05:42 AM, Sreekanth Reddy wrote:
> ...
>> +#if defined(alloc_ordered_workqueue)
>> +     ioc->firmware_event_thread = alloc_ordered_workqueue(
>> +             ioc->firmware_event_name, WQ_MEM_RECLAIM);
>> +#else
>> +             ioc->firmware_event_thread = create_singlethread_workqueue(
>>           ioc->firmware_event_name);
>> +#endif
>
> Hi Sreekanth,
>
> I think the upstream version of this code can safely assume
> alloc_ordered_workqueue is defined, no?

yes, upstream version of this code can safely assume that
alloc_ordered_workqueue is defined.

While working in-house, I observed that some of the older kernels
doesn't defined this macro, so I have added this else section.

>
> Regards,
>
> -- Joe



-- 

Regards,
Sreekanth
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