diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2014-02-21 21:36:40 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-02-21 21:37:09 +0100 |
| commit | d97a860c4f3de98ba5040a22f305b7159fe17cff (patch) | |
| tree | 90c2155ec5a1f3115a9eb7a86f25d1a4610227c6 /lib/percpu_ida.c | |
| parent | 3f67d962c64d9b6de9dab81bdbe6d5c94c80d9b9 (diff) | |
| parent | d158fc7f36a25e19791d25a55da5623399a2644f (diff) | |
| download | linux-d97a860c4f3de98ba5040a22f305b7159fe17cff.tar.bz2 | |
Merge branch 'linus' into sched/core
Reason: Bring bakc upstream modification to resolve conflicts
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'lib/percpu_ida.c')
| -rw-r--r-- | lib/percpu_ida.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/percpu_ida.c b/lib/percpu_ida.c index 7be235f1a70b..93d145e5539c 100644 --- a/lib/percpu_ida.c +++ b/lib/percpu_ida.c @@ -54,9 +54,7 @@ static inline void move_tags(unsigned *dst, unsigned *dst_nr, /* * Try to steal tags from a remote cpu's percpu freelist. * - * We first check how many percpu freelists have tags - we don't steal tags - * unless enough percpu freelists have tags on them that it's possible more than - * half the total tags could be stuck on remote percpu freelists. + * We first check how many percpu freelists have tags * * Then we iterate through the cpus until we find some tags - we don't attempt * to find the "best" cpu to steal from, to keep cacheline bouncing to a @@ -69,8 +67,7 @@ static inline void steal_tags(struct percpu_ida *pool, struct percpu_ida_cpu *remote; for (cpus_have_tags = cpumask_weight(&pool->cpus_have_tags); - cpus_have_tags * pool->percpu_max_size > pool->nr_tags / 2; - cpus_have_tags--) { + cpus_have_tags; cpus_have_tags--) { cpu = cpumask_next(cpu, &pool->cpus_have_tags); if (cpu >= nr_cpu_ids) { |