linux-kernel - Re: [PATCH] mmc: core: remove dead function mmc_try_claim

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Message-ID: <CANEJEGvEx9YFJ5iFwzqY1jQG9Y+7Fsk1GJqbx6hvveJQ-w2rPQ@mail.gmail.com>
Date:	Mon, 23 Sep 2013 14:56:47 -0700
From:	Grant Grundler <grundler@...omium.org>
To:	Ulf Hansson <ulf.hansson@...aro.org>
Cc:	Grant Grundler <grundler@...omium.org>,
	Chris Ball <cjb@...top.org>,
	Seungwon Jeon <tgih.jun@...sung.com>,
	linux-mmc <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: core: remove dead function mmc_try_claim_host

On Fri, Sep 20, 2013 at 12:35 AM, Ulf Hansson <ulf.hansson@...aro.org> wrote:
> On 20 September 2013 03:21, Grant Grundler <grundler@...omium.org> wrote:
>> cscsope says there are no callers for mmc_try_claim_host in the kernel.
>> No reason to keep it.
>>
>> Signed-off-by: Grant Grundler <grundler@...omium.org>
>
> Acked-by: Ulf Hansson <ulf.hansson@...aro.org>

Thank you Ulf!

In which maintainer's git tree/branch should I expect this patch to land?

Just looking for some confirmation that it was applied.

thanks,
grant

>
>> ---
>>  drivers/mmc/core/core.c  | 25 -------------------------
>>  include/linux/mmc/core.h |  1 -
>>  2 files changed, 26 deletions(-)
>>
>> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
>> index bf18b6b..006ead2 100644
>> --- a/drivers/mmc/core/core.c
>> +++ b/drivers/mmc/core/core.c
>> @@ -918,31 +918,6 @@ int __mmc_claim_host(struct mmc_host *host, atomic_t *abort)
>>  EXPORT_SYMBOL(__mmc_claim_host);
>>
>>  /**
>> - *     mmc_try_claim_host - try exclusively to claim a host
>> - *     @host: mmc host to claim
>> - *
>> - *     Returns %1 if the host is claimed, %0 otherwise.
>> - */
>> -int mmc_try_claim_host(struct mmc_host *host)
>> -{
>> -       int claimed_host = 0;
>> -       unsigned long flags;
>> -
>> -       spin_lock_irqsave(&host->lock, flags);
>> -       if (!host->claimed || host->claimer == current) {
>> -               host->claimed = 1;
>> -               host->claimer = current;
>> -               host->claim_cnt += 1;
>> -               claimed_host = 1;
>> -       }
>> -       spin_unlock_irqrestore(&host->lock, flags);
>> -       if (host->ops->enable && claimed_host && host->claim_cnt == 1)
>> -               host->ops->enable(host);
>> -       return claimed_host;
>> -}
>> -EXPORT_SYMBOL(mmc_try_claim_host);
>> -
>> -/**
>>   *     mmc_release_host - release a host
>>   *     @host: mmc host to release
>>   *
>> diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
>> index da51bec..a00fc49 100644
>> --- a/include/linux/mmc/core.h
>> +++ b/include/linux/mmc/core.h
>> @@ -188,7 +188,6 @@ extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int);
>>
>>  extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort);
>>  extern void mmc_release_host(struct mmc_host *host);
>> -extern int mmc_try_claim_host(struct mmc_host *host);
>>
>>  extern void mmc_get_card(struct mmc_card *card);
>>  extern void mmc_put_card(struct mmc_card *card);
>> --
>> 1.8.4
>>
>> --
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