Messages in this thread Patch in this message | | | Date | Thu, 16 Apr 2009 22:48:36 GMT | From | tip-bot for Gautham R Shenoy <> | Subject | [tip:sched/urgent] sched: Avoid printing sched_group::__cpu_power for default case |
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Commit-ID: 381512cf3d27f63f7a45b1bbe7d2d609c2ea3b74 Gitweb: http://git.kernel.org/tip/381512cf3d27f63f7a45b1bbe7d2d609c2ea3b74 Author: Gautham R Shenoy <ego@in.ibm.com> AuthorDate: Tue, 14 Apr 2009 09:09:36 +0530 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Fri, 17 Apr 2009 00:46:05 +0200
sched: Avoid printing sched_group::__cpu_power for default case
Commit 46e0bb9c12f4 ("sched: Print sched_group::__cpu_power in sched_domain_debug") produces a messy dmesg output while attempting to print the sched_group::__cpu_power for each group in the sched_domain hierarchy.
Fix this by avoid printing the __cpu_power for default cases. (i.e, __cpu_power == SCHED_LOAD_SCALE).
[ Impact: reduce syslog clutter ]
Reported-by: Tony Luck <tony.luck@intel.com> Signed-off-by: Gautham R Shenoy <ego@in.ibm.com> Fixed-by: Tony Luck <tony.luck@intel.com> Cc: a.p.zijlstra@chello.nl LKML-Reference: <20090414033936.GA534@in.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- kernel/sched.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c index e90e70e..b902e58 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -7367,8 +7367,12 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level, cpumask_or(groupmask, groupmask, sched_group_cpus(group)); cpulist_scnprintf(str, sizeof(str), sched_group_cpus(group)); - printk(KERN_CONT " %s (__cpu_power = %d)", str, - group->__cpu_power); + + printk(KERN_CONT " %s", str); + if (group->__cpu_power != SCHED_LOAD_SCALE) { + printk(KERN_CONT " (__cpu_power = %d)", + group->__cpu_power); + } group = group->next; } while (group != sd->groups);
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