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| author | Gautham R Shenoy <ego@in.ibm.com> | 2008-05-29 20:56:32 +0530 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-06 15:19:41 +0200 |
| commit | 099f98c8a1f13501a98afbfff4756395a610581c (patch) | |
| tree | 7948f026ebd702b43575c74a7c839c632f66c67e /kernel/sched.c | |
| parent | e29c98d12b3f02d6ac711c60b4a5f8a46d1cf19b (diff) | |
| download | lwn-099f98c8a1f13501a98afbfff4756395a610581c.tar.gz lwn-099f98c8a1f13501a98afbfff4756395a610581c.zip | |
sched: print the sd->level in sched_domain_debug code
While printing out the visual representation of the sched-domains, print
the level (MC, SMT, CPU, NODE, ... ) of each of the sched_domains.
Credit: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Gautham R Shenoy <ego@in.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index ef4e25604bbe..dc0be113f41d 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -6197,6 +6197,28 @@ void __init migration_init(void) #ifdef CONFIG_SCHED_DEBUG +static inline const char *sd_level_to_string(enum sched_domain_level lvl) +{ + switch (lvl) { + case SD_LV_NONE: + return "NONE"; + case SD_LV_SIBLING: + return "SIBLING"; + case SD_LV_MC: + return "MC"; + case SD_LV_CPU: + return "CPU"; + case SD_LV_NODE: + return "NODE"; + case SD_LV_ALLNODES: + return "ALLNODES"; + case SD_LV_MAX: + return "MAX"; + + } + return "MAX"; +} + static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level, cpumask_t *groupmask) { @@ -6216,7 +6238,8 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level, return -1; } - printk(KERN_CONT "span %s\n", str); + printk(KERN_CONT "span %s level %s\n", + str, sd_level_to_string(sd->level)); if (!cpu_isset(cpu, sd->span)) { printk(KERN_ERR "ERROR: domain->span does not contain " |