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authorRusty Russell <rusty@rustcorp.com.au>2009-01-01 10:12:29 +1030
committerRusty Russell <rusty@rustcorp.com.au>2009-01-01 10:12:29 +1030
commit174596a0b9f21e8844d70566a6bb29bf48a87750 (patch)
treee16bc37554afe1996c464cadb09764290b4ff3be /mm/slub.c
parent41c7bb9588904eb060a95bcad47bd3804a1ece25 (diff)
downloadop-kernel-dev-174596a0b9f21e8844d70566a6bb29bf48a87750.zip
op-kernel-dev-174596a0b9f21e8844d70566a6bb29bf48a87750.tar.gz
cpumask: convert mm/
Impact: Use new API Convert kernel mm functions to use struct cpumask. We skip include/linux/percpu.h and mm/allocpercpu.c, which are in flux. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Mike Travis <travis@sgi.com> Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 0d861c3..f0e2892 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1970,7 +1970,7 @@ static DEFINE_PER_CPU(struct kmem_cache_cpu,
kmem_cache_cpu)[NR_KMEM_CACHE_CPU];
static DEFINE_PER_CPU(struct kmem_cache_cpu *, kmem_cache_cpu_free);
-static cpumask_t kmem_cach_cpu_free_init_once = CPU_MASK_NONE;
+static DECLARE_BITMAP(kmem_cach_cpu_free_init_once, CONFIG_NR_CPUS);
static struct kmem_cache_cpu *alloc_kmem_cache_cpu(struct kmem_cache *s,
int cpu, gfp_t flags)
@@ -2045,13 +2045,13 @@ static void init_alloc_cpu_cpu(int cpu)
{
int i;
- if (cpu_isset(cpu, kmem_cach_cpu_free_init_once))
+ if (cpumask_test_cpu(cpu, to_cpumask(kmem_cach_cpu_free_init_once)))
return;
for (i = NR_KMEM_CACHE_CPU - 1; i >= 0; i--)
free_kmem_cache_cpu(&per_cpu(kmem_cache_cpu, cpu)[i], cpu);
- cpu_set(cpu, kmem_cach_cpu_free_init_once);
+ cpumask_set_cpu(cpu, to_cpumask(kmem_cach_cpu_free_init_once));
}
static void __init init_alloc_cpu(void)
@@ -3451,7 +3451,7 @@ struct location {
long max_time;
long min_pid;
long max_pid;
- cpumask_t cpus;
+ DECLARE_BITMAP(cpus, NR_CPUS);
nodemask_t nodes;
};
@@ -3526,7 +3526,8 @@ static int add_location(struct loc_track *t, struct kmem_cache *s,
if (track->pid > l->max_pid)
l->max_pid = track->pid;
- cpu_set(track->cpu, l->cpus);
+ cpumask_set_cpu(track->cpu,
+ to_cpumask(l->cpus));
}
node_set(page_to_nid(virt_to_page(track)), l->nodes);
return 1;
@@ -3556,8 +3557,8 @@ static int add_location(struct loc_track *t, struct kmem_cache *s,
l->max_time = age;
l->min_pid = track->pid;
l->max_pid = track->pid;
- cpus_clear(l->cpus);
- cpu_set(track->cpu, l->cpus);
+ cpumask_clear(to_cpumask(l->cpus));
+ cpumask_set_cpu(track->cpu, to_cpumask(l->cpus));
nodes_clear(l->nodes);
node_set(page_to_nid(virt_to_page(track)), l->nodes);
return 1;
@@ -3638,11 +3639,12 @@ static int list_locations(struct kmem_cache *s, char *buf,
len += sprintf(buf + len, " pid=%ld",
l->min_pid);
- if (num_online_cpus() > 1 && !cpus_empty(l->cpus) &&
+ if (num_online_cpus() > 1 &&
+ !cpumask_empty(to_cpumask(l->cpus)) &&
len < PAGE_SIZE - 60) {
len += sprintf(buf + len, " cpus=");
len += cpulist_scnprintf(buf + len, PAGE_SIZE - len - 50,
- &l->cpus);
+ to_cpumask(l->cpus));
}
if (num_online_nodes() > 1 && !nodes_empty(l->nodes) &&
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