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authorDavid Rientjes <rientjes@google.com>2009-04-02 16:57:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 19:04:57 -0700
commita1bc5a4eee990a1f290735c8694d0aebdad095fa (patch)
treef3e5849823444136df9c7f91f7217e1894235682 /include/linux/cpuset.h
parent7f81b1ae18416b457e4d5ff23f0bd598e8a42224 (diff)
downloadop-kernel-dev-a1bc5a4eee990a1f290735c8694d0aebdad095fa.zip
op-kernel-dev-a1bc5a4eee990a1f290735c8694d0aebdad095fa.tar.gz
cpusets: replace zone allowed functions with node allowed
The cpuset_zone_allowed() variants are actually only a function of the zone's node. Cc: Paul Menage <menage@google.com> Acked-by: Christoph Lameter <cl@linux-foundation.org> Cc: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: David Rientjes <rientjes@google.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/cpuset.h')
-rw-r--r--include/linux/cpuset.h33
1 files changed, 27 insertions, 6 deletions
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 2e0d796..05ea1dd 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -12,6 +12,7 @@
#include <linux/cpumask.h>
#include <linux/nodemask.h>
#include <linux/cgroup.h>
+#include <linux/mm.h>
#ifdef CONFIG_CPUSETS
@@ -29,19 +30,29 @@ void cpuset_init_current_mems_allowed(void);
void cpuset_update_task_memory_state(void);
int cpuset_nodemask_valid_mems_allowed(nodemask_t *nodemask);
-extern int __cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask);
-extern int __cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask);
+extern int __cpuset_node_allowed_softwall(int node, gfp_t gfp_mask);
+extern int __cpuset_node_allowed_hardwall(int node, gfp_t gfp_mask);
-static int inline cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask)
+static inline int cpuset_node_allowed_softwall(int node, gfp_t gfp_mask)
{
return number_of_cpusets <= 1 ||
- __cpuset_zone_allowed_softwall(z, gfp_mask);
+ __cpuset_node_allowed_softwall(node, gfp_mask);
}
-static int inline cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
+static inline int cpuset_node_allowed_hardwall(int node, gfp_t gfp_mask)
{
return number_of_cpusets <= 1 ||
- __cpuset_zone_allowed_hardwall(z, gfp_mask);
+ __cpuset_node_allowed_hardwall(node, gfp_mask);
+}
+
+static inline int cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask)
+{
+ return cpuset_node_allowed_softwall(zone_to_nid(z), gfp_mask);
+}
+
+static inline int cpuset_zone_allowed_hardwall(struct zone *z, gfp_t gfp_mask)
+{
+ return cpuset_node_allowed_hardwall(zone_to_nid(z), gfp_mask);
}
extern int cpuset_mems_allowed_intersects(const struct task_struct *tsk1,
@@ -112,6 +123,16 @@ static inline int cpuset_nodemask_valid_mems_allowed(nodemask_t *nodemask)
return 1;
}
+static inline int cpuset_node_allowed_softwall(int node, gfp_t gfp_mask)
+{
+ return 1;
+}
+
+static inline int cpuset_node_allowed_hardwall(int node, gfp_t gfp_mask)
+{
+ return 1;
+}
+
static inline int cpuset_zone_allowed_softwall(struct zone *z, gfp_t gfp_mask)
{
return 1;
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