[lustre-devel] [PATCH v3 1/5] staging: lustre: ldlm_extent.c: replace IS_PO2 by is_power_of_2
Aya Mahfouz
mahfouz.saif.elyazal at gmail.com
Wed Oct 28 17:54:09 PDT 2015
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.
Signed-off-by: Aya Mahfouz <mahfouz.saif.elyazal at gmail.com>
---
v2:
-changed commit message
v3:
-no change
drivers/staging/lustre/lustre/ldlm/ldlm_extent.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
index c787888..9c70f31 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
@@ -149,7 +149,7 @@ static inline int lock_mode_to_index(ldlm_mode_t mode)
int index;
LASSERT(mode != 0);
- LASSERT(IS_PO2(mode));
+ LASSERT(is_power_of_2(mode));
for (index = -1; mode; index++)
mode >>= 1;
LASSERT(index < LCK_MODE_NUM);
--
2.4.2
--
Kind Regards,
Aya Saif El-yazal Mahfouz
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