From: Lee Jones <lee.jones@linaro.org>
To: Roger Quadros <rogerq@ti.com>
Cc: sameo@linux.intel.com, balbi@ti.com,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
linux-omap@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2] mfd: omap-usb-tll: Don't hold lock during pm_runtime_get/put_sync()
Date: Wed, 8 Jan 2014 09:12:37 +0000 [thread overview]
Message-ID: <20140108091237.GE19974@lee--X1> (raw)
In-Reply-To: <1389165333-7573-1-git-send-email-rogerq@ti.com>
> pm_runtime_get/put_sync() can sleep so don't hold spinlock while
> calling them.
>
> This patch prevents a BUG() during system suspend when
> CONFIG_DEBUG_ATOMIC_SLEEP is enabled.
>
> Bug is present in Kernel versions v3.9 onwards.
>
> Reported-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Signed-off-by: Roger Quadros <rogerq@ti.com>
> Tested-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Cc: <stable@vger.kernel.org> # 3.9+
> ---
> drivers/mfd/omap-usb-tll.c | 36 ++++++++++++------------------------
> 1 file changed, 12 insertions(+), 24 deletions(-)
Patch looks good to me now.
Applied, thanks.
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
prev parent reply other threads:[~2014-01-08 9:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-08 7:15 [PATCH v2] mfd: omap-usb-tll: Don't hold lock during pm_runtime_get/put_sync() Roger Quadros
2014-01-08 7:15 ` Roger Quadros
2014-01-08 9:12 ` Lee Jones [this message]
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