sched: Dynamic sched_domain::level
Remove the SD_LV_ enum and use dynamic level assignments.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20110407122942.969433965@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 09d9e02..e43e5b0 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -892,25 +892,6 @@
return to_cpumask(sg->cpumask);
}
-enum sched_domain_level {
- SD_LV_NONE = 0,
-#ifdef CONFIG_SCHED_SMT
- SD_LV_SIBLING,
-#endif
-#ifdef CONFIG_SCHED_MC
- SD_LV_MC,
-#endif
-#ifdef CONFIG_SCHED_BOOK
- SD_LV_BOOK,
-#endif
- SD_LV_CPU,
-#ifdef CONFIG_NUMA
- SD_LV_NODE,
- SD_LV_ALLNODES,
-#endif
- SD_LV_MAX
-};
-
struct sched_domain_attr {
int relax_domain_level;
};
@@ -919,6 +900,8 @@
.relax_domain_level = -1, \
}
+extern int sched_domain_level_max;
+
struct sched_domain {
/* These fields must be setup */
struct sched_domain *parent; /* top domain must be null terminated */
@@ -936,7 +919,7 @@
unsigned int forkexec_idx;
unsigned int smt_gain;
int flags; /* See SD_* */
- enum sched_domain_level level;
+ int level;
/* Runtime fields. */
unsigned long last_balance; /* init to jiffies. units in jiffies */