From ccfb80c1861f9480572462b35f75451fc7c3517a Mon Sep 17 00:00:00 2001 From: James Simmons Date: Sun, 27 Mar 2016 20:26:23 -0400 Subject: [PATCH] staging: lustre: libcfs: remove atomic cpt allocations libcfs contains functions to perform atomic memory operations. These functions have never been used so remove them. Signed-off-by: frank zago Signed-off-by: James Simmons Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6245 Reviewed-on: http://review.whamcloud.com/15913 Reviewed-by: John L. Hammond Reviewed-by: Oleg Drokin Signed-off-by: Greg Kroah-Hartman --- .../include/linux/libcfs/libcfs_private.h | 6 --- .../staging/lustre/lnet/libcfs/libcfs_lock.c | 41 ------------------- 2 files changed, 47 deletions(-) diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h index dab486261154..63e394eac47d 100644 --- a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h @@ -351,12 +351,6 @@ void cfs_percpt_lock_free(struct cfs_percpt_lock *pcl); void cfs_percpt_lock(struct cfs_percpt_lock *pcl, int index); /* unlock private lock \a index of \a pcl */ void cfs_percpt_unlock(struct cfs_percpt_lock *pcl, int index); -/* create percpt (atomic) refcount based on @cptab */ -atomic_t **cfs_percpt_atomic_alloc(struct cfs_cpt_table *cptab, int val); -/* destroy percpt refcount */ -void cfs_percpt_atomic_free(atomic_t **refs); -/* return sum of all percpu refs */ -int cfs_percpt_atomic_summary(atomic_t **refs); /** Compile-time assertion. diff --git a/drivers/staging/lustre/lnet/libcfs/libcfs_lock.c b/drivers/staging/lustre/lnet/libcfs/libcfs_lock.c index 2de9eeae0232..d38954a38f9e 100644 --- a/drivers/staging/lustre/lnet/libcfs/libcfs_lock.c +++ b/drivers/staging/lustre/lnet/libcfs/libcfs_lock.c @@ -142,44 +142,3 @@ cfs_percpt_unlock(struct cfs_percpt_lock *pcl, int index) } } EXPORT_SYMBOL(cfs_percpt_unlock); - -/** free cpu-partition refcount */ -void -cfs_percpt_atomic_free(atomic_t **refs) -{ - cfs_percpt_free(refs); -} -EXPORT_SYMBOL(cfs_percpt_atomic_free); - -/** allocate cpu-partition refcount with initial value @init_val */ -atomic_t ** -cfs_percpt_atomic_alloc(struct cfs_cpt_table *cptab, int init_val) -{ - atomic_t **refs; - atomic_t *ref; - int i; - - refs = cfs_percpt_alloc(cptab, sizeof(*ref)); - if (!refs) - return NULL; - - cfs_percpt_for_each(ref, i, refs) - atomic_set(ref, init_val); - return refs; -} -EXPORT_SYMBOL(cfs_percpt_atomic_alloc); - -/** return sum of cpu-partition refs */ -int -cfs_percpt_atomic_summary(atomic_t **refs) -{ - atomic_t *ref; - int i; - int val = 0; - - cfs_percpt_for_each(ref, i, refs) - val += atomic_read(ref); - - return val; -} -EXPORT_SYMBOL(cfs_percpt_atomic_summary);