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Re: [PATCH] [MIPS] DS1286: kill BKL

To: Dmitri Vorobiev <dmitri.vorobiev@movial.fi>
Subject: Re: [PATCH] [MIPS] DS1286: kill BKL
From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 27 Oct 2008 11:39:48 +0000
Cc: linux-mips@linux-mips.org
In-reply-to: <1225106948-30550-1-git-send-email-dmitri.vorobiev@movial.fi>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <1225106948-30550-1-git-send-email-dmitri.vorobiev@movial.fi>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.5.18 (2008-05-17)
On Mon, Oct 27, 2008 at 01:29:08PM +0200, Dmitri Vorobiev wrote:

> Using the Big Kernel Lock in the open() method of the DS1286
> RTC driver is redundant, because the driver makes use of it's
> own spinlock to guarantee serialized access. This patch kills
> the redundant BKL calls.

I'm about to kill the BKL in the driver even more thoroughly - by killing
the entire driver.

  Ralf

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