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Subject[PATCH] mmc: core: remove dead function mmc_try_claim_host
Date
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@chromium.org>
---
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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