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From: Xiaotian Feng <xtfeng@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>, Ingo Molnar <mingo@elte.hu>,
	James Bottomley <James.Bottomley@hansenpartnership.com>,
	James.Bottomley@suse.de,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux-Scsi <linux-scsi@vger.kernel.org>
Subject: Re: qlogic lockdep warning
Date: Thu, 21 Jan 2010 17:14:14 +0800	[thread overview]
Message-ID: <7b6bb4a51001210114g1b2ec290g3fdf098a651b6b38@mail.gmail.com> (raw)
In-Reply-To: <1264064527.4283.1139.camel@laptop>

On Thu, Jan 21, 2010 at 5:02 PM, Peter Zijlstra <peterz@infradead.org> wrote:
> On Thu, 2010-01-21 at 16:46 +0800, Xiaotian Feng wrote:
>> qla24xx_msix_default is using spin_lock_irq and spin_unlock_irq within
>> the irq handler...
>> I think convert to spin_lock_irqsave/spin_unlock_irqrestore can solve
>> this warning.
>
> Not only that it'll actually solve a bug too ;-)
>
> Also,
>
> A: Because it messes up the order in which people normally read text.
> Q: Why is top-posting such a bad thing?
> A: Top-posting.
> Q: What is the most annoying thing in e-mail?

Ah, just realized it by your examples :-) Sorry for the bad manner in e-mail...

>
>

  reply	other threads:[~2010-01-21  9:14 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-21  1:10 Yinghai Lu
2010-01-21  8:22 ` Peter Zijlstra
2010-01-21  8:46   ` Xiaotian Feng
2010-01-21  9:02     ` Peter Zijlstra
2010-01-21  9:14       ` Xiaotian Feng [this message]
2010-01-21 20:38 ` Giridhar Malavali

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