From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5] ARM: cache-l2x0.c: save the final aux ctrl value for resuming
Date: Thu, 3 May 2012 13:59:55 +0100 [thread overview]
Message-ID: <20120503125955.GE27872@arm.com> (raw)
In-Reply-To: <1336046857-24133-1-git-send-email-ylmao@marvell.com>
On Thu, May 03, 2012 at 01:07:37PM +0100, Yilu Mao wrote:
> There is a bug if l2x0 controller has been enabled when calling
> l2x0_init, the aux ctrl register will not be saved in l2x0_saved_regs.
> Therefore we will use uninitialized l2x0_saved_regs.aux_ctrl for
> resuming later.
>
> In this patch, the aux ctrl value is read and saved after it is
> initialized. So we have the real value being set for resuming.
>
> Signed-off-by: Yilu Mao <ylmao@marvell.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Yilu Mao <ylmao@marvell.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux@arm.linux.org.uk" <linux@arm.linux.org.uk>,
"Baohua.Song@csr.com" <Baohua.Song@csr.com>,
"santosh.shilimkar@ti.com" <santosh.shilimkar@ti.com>,
"robherring2@gmail.com" <robherring2@gmail.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v5] ARM: cache-l2x0.c: save the final aux ctrl value for resuming
Date: Thu, 3 May 2012 13:59:55 +0100 [thread overview]
Message-ID: <20120503125955.GE27872@arm.com> (raw)
In-Reply-To: <1336046857-24133-1-git-send-email-ylmao@marvell.com>
On Thu, May 03, 2012 at 01:07:37PM +0100, Yilu Mao wrote:
> There is a bug if l2x0 controller has been enabled when calling
> l2x0_init, the aux ctrl register will not be saved in l2x0_saved_regs.
> Therefore we will use uninitialized l2x0_saved_regs.aux_ctrl for
> resuming later.
>
> In this patch, the aux ctrl value is read and saved after it is
> initialized. So we have the real value being set for resuming.
>
> Signed-off-by: Yilu Mao <ylmao@marvell.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2012-05-03 12:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-03 12:07 [PATCH v5] ARM: cache-l2x0.c: save the final aux ctrl value for resuming Yilu Mao
2012-05-03 12:07 ` Yilu Mao
2012-05-03 12:59 ` Catalin Marinas [this message]
2012-05-03 12:59 ` Catalin Marinas
2012-05-03 13:02 ` Yilu Mao
2012-05-03 13:02 ` Yilu Mao
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