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staging: lustre: discard LOWEST_BIT_SET()

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This macro is only used once to test if a value is
a power of two.  So use is_power_of_2() instead and
discard the macro.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
NeilBrown 2018-05-21 14:35:12 +10:00 committed by Greg Kroah-Hartman
parent 18f92a6e3d
commit 8cb6514757
2 changed files with 1 additions and 3 deletions
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2
drivers/staging/lustre/include/linux/libcfs/libcfs.h
View File

@ -89,8 +89,6 @@
#define LIBCFS_VERSION "0.7.0"
#define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
/*
* One jiffy
*/

2
drivers/staging/lustre/lnet/lnet/lib-eq.c
View File

@ -225,7 +225,7 @@ lnet_eq_enqueue_event(struct lnet_eq *eq, struct lnet_event *ev)
lnet_eq_wait_lock();
ev->sequence = eq->eq_enq_seq++;
LASSERT(eq->eq_size == LOWEST_BIT_SET(eq->eq_size));
LASSERT(is_power_of_2(eq->eq_size));
index = ev->sequence & (eq->eq_size - 1);
eq->eq_events[index] = *ev;