linux-kernel - Re: [PATCH] mmc,sdio: Fix the panic due to devname NULL when calling pm_runtime_set

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Message-ID: <CAK=WgbYFbewu4bw5fhgjiG83oWiAcmBtRQF3_Jeba0CYKg75Qg@mail.gmail.com>
Date:	Mon, 19 Nov 2012 09:46:54 +0200
From:	Ohad Ben-Cohen <ohad@...ery.com>
To:	"Liu, Chuansheng" <chuansheng.liu@...el.com>
Cc:	Chris Ball <cjb@...top.org>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc,sdio: Fix the panic due to devname NULL when calling pm_runtime_set_active()

On Mon, Nov 19, 2012 at 7:57 AM, Liu, Chuansheng
<chuansheng.liu@...el.com> wrote:
> Rechecked these codes, the trace event runtime_pm_status is added newly, this is different with vanilla
> Linux.

Not sure I'm following - can you point out which tree are you working with ?

> So I still think that calling pm_runtime_set_active is not safe when dev_name is NULL.
> If you agree this point, I can refine the code that moving "init the dev_name " from mmc_add_card
> to mmc_sdio_init_card.

This sounds more reasonable.

Thanks,
Ohad.
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