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Subject[PATCH 2/9] sgi-gru: Use for_each_set_bit
Date
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Jack Steiner <steiner@sgi.com>
---
drivers/misc/sgi-gru/grutables.h | 15 ++++-----------
1 files changed, 4 insertions(+), 11 deletions(-)
diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index 02a77b8..7a8b906 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -516,8 +516,7 @@ struct gru_blade_state {

/* Scan all active GRUs in a GRU bitmap */
#define for_each_gru_in_bitmap(gid, map) \
- for ((gid) = find_first_bit((map), GRU_MAX_GRUS); (gid) < GRU_MAX_GRUS;\
- (gid)++, (gid) = find_next_bit((map), GRU_MAX_GRUS, (gid)))
+ for_each_set_bit((gid), (map), GRU_MAX_GRUS)

/* Scan all active GRUs on a specific blade */
#define for_each_gru_on_blade(gru, nid, i) \
@@ -536,23 +535,17 @@ struct gru_blade_state {

/* Scan each CBR whose bit is set in a TFM (or copy of) */
#define for_each_cbr_in_tfm(i, map) \
- for ((i) = find_first_bit(map, GRU_NUM_CBE); \
- (i) < GRU_NUM_CBE; \
- (i)++, (i) = find_next_bit(map, GRU_NUM_CBE, i))
+ for_each_set_bit((i), (map), GRU_NUM_CBE)

/* Scan each CBR in a CBR bitmap. Note: multiple CBRs in an allocation unit */
#define for_each_cbr_in_allocation_map(i, map, k) \
- for ((k) = find_first_bit(map, GRU_CBR_AU); (k) < GRU_CBR_AU; \
- (k) = find_next_bit(map, GRU_CBR_AU, (k) + 1)) \
+ for_each_set_bit((k), (map), GRU_CBR_AU) \
for ((i) = (k)*GRU_CBR_AU_SIZE; \
(i) < ((k) + 1) * GRU_CBR_AU_SIZE; (i)++)

/* Scan each DSR in a DSR bitmap. Note: multiple DSRs in an allocation unit */
#define for_each_dsr_in_allocation_map(i, map, k) \
- for ((k) = find_first_bit((const unsigned long *)map, GRU_DSR_AU);\
- (k) < GRU_DSR_AU; \
- (k) = find_next_bit((const unsigned long *)map, \
- GRU_DSR_AU, (k) + 1)) \
+ for_each_set_bit((k), (const unsigned long *)(map), GRU_DSR_AU) \
for ((i) = (k) * GRU_DSR_AU_CL; \
(i) < ((k) + 1) * GRU_DSR_AU_CL; (i)++)

--
1.6.0.6


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