linux-kernel - Re: [PATCH] block: fix blk_queue_end

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Message-ID: <alpine.SOC.1.00.1112210835010.6858@math.ut.ee>
Date:	Wed, 21 Dec 2011 08:36:06 +0200 (EET)
From:	Meelis Roos <mroos@...ux.ee>
To:	Tao Ma <tm@....ma>
cc:	Dan Williams <dan.j.williams@...el.com>, axboe@...nel.dk,
	Tao Ma <boyu.mt@...bao.com>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	linux-scsi@...r.kernel.org, Ed Nadolski <edmund.nadolski@...el.com>
Subject: Re: [PATCH] block: fix blk_queue_end_tag()

> > -	if (unlikely(tag >= bqt->max_depth)) {
> > +	if (WARN_ONCE(tag >= bqt->real_max_depth,
> > +		      "%s: tag %d greater than tag map size: %d\n",
> > +		      __func__, tag, bqt->real_max_depth)) {
> >  		/*
> >  		 * This can happen after tag depth has been reduced.
> Please also change the comments here since it should never happen in the
> right workload.

What do you mean by right workload? Normal workload?

-- 
Meelis Roos (mroos@...ux.ee)
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