Commit 71872e9c authored by Aya Mahfouz's avatar Aya Mahfouz Committed by Greg Kroah-Hartman
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staging: lustre: hash.c: Replace IS_PO2 by is_power_of_2 



Replaces IS_PO2 by is_power_of_2. It is more accurate to use
is_power_of_2 since it returns 1 for numbers that are powers
of 2 only whereas IS_PO2 returns 1 for 0 and numbers that are
powers of 2.

Reviewed-by: default avatarAndreas Dilger <andreas.dilger@intel.com>
Signed-off-by: default avatarAya Mahfouz <mahfouz.saif.elyazal@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d2d32738

drivers/staging/lustre/lustre/libcfs/hash.c

+2 −1
Original line number Diff line number Diff line
@@ -107,6 +107,7 @@ 
 *   table. Also, user can break the iteration by return 1 in callback.

 */

#include <linux/seq_file.h>

#include <linux/log2.h>



#include "../../include/linux/libcfs/libcfs.h"
@@ -1777,7 +1778,7 @@ cfs_hash_rehash_cancel_locked(struct cfs_hash *hs) 
	for (i = 2; cfs_hash_is_rehashing(hs); i++) {

		cfs_hash_unlock(hs, 1);

		/* raise console warning while waiting too long */

		CDEBUG(IS_PO2(i >> 3) ? D_WARNING : D_INFO,

		CDEBUG(is_power_of_2(i >> 3) ? D_WARNING : D_INFO,

		       "hash %s is still rehashing, rescheded %d\n",

		       hs->hs_name, i - 1);

		cond_resched();