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Commit b83e8670 authored by Grant Grundler's avatar Grant Grundler Committed by Chris Ball
Browse files

mmc: core: remove dead function mmc_try_claim_host 



cscope says there are no callers for mmc_try_claim_host in the kernel.
No reason to keep it.

Signed-off-by: default avatarGrant Grundler <grundler@chromium.org>
Acked-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 4b972806

drivers/mmc/core/core.c

+0 −25
Original line number Diff line number Diff line
@@ -917,31 +917,6 @@ 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

include/linux/mmc/core.h

+0 −1
Original line number Diff line number Diff line
@@ -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);