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From: Jeff Garzik <jeff@garzik.org>
To: James Bottomley <James.Bottomley@SteelEye.com>
Cc: Eric Moore <eric.moore@lsi.com>, linux-scsi@vger.kernel.org
Subject: Re: [PATCH] - export scsilun_to_int
Date: Thu, 01 Feb 2007 03:35:42 -0500	[thread overview]
Message-ID: <45C1A65E.8000708@garzik.org> (raw)
In-Reply-To: <1170294717.3402.92.camel@mulgrave.il.steeleye.com>

James Bottomley wrote:
> On Wed, 2007-01-31 at 15:54 -0700, Eric Moore wrote:
>> static int
>> +mptscsih_cmp_scsilun(struct scsi_lun * lun1, struct scsi_lun * lun2)
>> +{
>> +       int i;
>> +
>> +       for (i = 0; i < 8 ; i++)
>> +               if (lun1->scsi_lun[i] != lun2->scsi_lun[i])
>> +                       return 1;
>> +
>> +       return 0;
>> +}
> 
> what's wrong with
> 
> memcmp(lun1->scsi_lun, lun2->scsi_lun, 8)
> 
> rather than introducing a wrapper?  The compiler can even optimise
> memcmp for a fixed size nicely.

I would rather introduce a wrapper that calls memcmp()

That's why I have done in my scsilun tree (jgarzik/scsilun-2.6.git, 
branches submit1, submit1 and hacking)

	Jeff



  reply	other threads:[~2007-02-01  8:35 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-31 22:54 [PATCH] - export scsilun_to_int Eric Moore
2007-02-01  1:51 ` James Bottomley
2007-02-01  8:35   ` Jeff Garzik [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-02-01 17:24 Eric Moore
2007-02-01 17:35 ` Jeff Garzik
2007-01-31 19:44 Moore, Eric
2007-01-31 20:48 ` James Bottomley
2007-01-29 16:40 Eric Moore
2007-01-31 17:01 ` James Bottomley

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