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Subject[PATCH 01/13] workqueue: remove WORK_CPU_NONE
Date
In __next_wq_cpu() for_each_*wq_cpu(), the name WORK_CPU_LAST
is proper than WORK_CPU_NONE, convert them to WORK_CPU_LAST.

WORK_CPU_NONE is not used any more, just remove it.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
---
include/linux/workqueue.h | 3 +--
kernel/workqueue.c | 8 ++++----
2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index a94e4e8..2dcbacc 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -57,8 +57,7 @@ enum {

/* special cpu IDs */
WORK_CPU_UNBOUND = NR_CPUS,
- WORK_CPU_NONE = NR_CPUS + 1,
- WORK_CPU_LAST = WORK_CPU_NONE,
+ WORK_CPU_LAST = NR_CPUS + 1,

/*
* Reserve 7 bits off of cwq pointer w/ debugobjects turned
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 577de10..973b290 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -258,7 +258,7 @@ static inline int __next_wq_cpu(int cpu, const struct cpumask *mask,
if (sw & 2)
return WORK_CPU_UNBOUND;
}
- return WORK_CPU_NONE;
+ return WORK_CPU_LAST;
}

static inline int __next_cwq_cpu(int cpu, const struct cpumask *mask,
@@ -282,17 +282,17 @@ static inline int __next_cwq_cpu(int cpu, const struct cpumask *mask,
*/
#define for_each_wq_cpu(cpu) \
for ((cpu) = __next_wq_cpu(-1, cpu_possible_mask, 3); \
- (cpu) < WORK_CPU_NONE; \
+ (cpu) < WORK_CPU_LAST; \
(cpu) = __next_wq_cpu((cpu), cpu_possible_mask, 3))

#define for_each_online_wq_cpu(cpu) \
for ((cpu) = __next_wq_cpu(-1, cpu_online_mask, 3); \
- (cpu) < WORK_CPU_NONE; \
+ (cpu) < WORK_CPU_LAST; \
(cpu) = __next_wq_cpu((cpu), cpu_online_mask, 3))

#define for_each_cwq_cpu(cpu, wq) \
for ((cpu) = __next_cwq_cpu(-1, cpu_possible_mask, (wq)); \
- (cpu) < WORK_CPU_NONE; \
+ (cpu) < WORK_CPU_LAST; \
(cpu) = __next_cwq_cpu((cpu), cpu_possible_mask, (wq)))

#ifdef CONFIG_DEBUG_OBJECTS_WORK
--
1.7.7.6


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