From: Andrew Morton <akpm@linux-foundation.org>
To: "eric miao" <eric.y.miao@gmail.com>
Cc: "linux-arm-kernel email list"
<linux-arm-kernel@lists.arm.linux.org.uk>,
linux-fbdev-devel@lists.sourceforge.net,
lkml <linux-kernel@vger.kernel.org>,
"Russell King - ARM Linux" <linux@arm.linux.org.uk>,
"Daniel Mack" <daniel@caiaq.de>
Subject: Re: [PATCH 3/4] pxafb: move parallel LCD timing setup into dedicate function
Date: Tue, 8 Apr 2008 01:21:36 -0700 [thread overview]
Message-ID: <20080408012136.30b71560.akpm@linux-foundation.org> (raw)
In-Reply-To: <f17812d70804072105r57413cc4gba7f66abb4724809@mail.gmail.com>
On Tue, 8 Apr 2008 12:05:16 +0800 "eric miao" <eric.y.miao@gmail.com> wrote:
> @@ -636,61 +671,31 @@ static int pxafb_activate_var(struct
> fb_var_screeninfo *var,
> printk(KERN_ERR "%s: invalid lower_margin %d\n",
> fbi->fb.fix.id, var->lower_margin);
> #endif
> + /* Update shadow copy atomically */
> + local_irq_save(flags);
So this code will only ever work on uniprocessor machines?
Is this a safe and reasonable assumption?
next prev parent reply other threads:[~2008-04-08 8:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-08 4:05 eric miao
2008-04-08 8:21 ` Andrew Morton [this message]
2008-04-08 10:01 ` eric miao
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