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Commit ccfb80c1 authored by James Simmons's avatar James Simmons Committed by Greg Kroah-Hartman
Browse files

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: default avatarfrank zago <fzago@cray.com>
Signed-off-by: default avatarJames Simmons <uja.ornl@yahoo.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6245
Reviewed-on: http://review.whamcloud.com/15913


Reviewed-by: default avatarJohn L. Hammond <john.hammond@intel.com>
Reviewed-by: default avatarOleg Drokin <oleg.drokin@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9af4826a

drivers/staging/lustre/include/linux/libcfs/libcfs_private.h

+0 −6
Original line number Diff line number Diff line
@@ -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.

drivers/staging/lustre/lnet/libcfs/libcfs_lock.c

+0 −41
Original line number Diff line number Diff line
@@ -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);