From: Peter Zijlstra <peterz@infradead.org>
To: mingo@kernel.org, lvenanci@redhat.com
Cc: lwang@redhat.com, riel@redhat.com, efault@gmx.de,
tglx@linutronix.de, linux-kernel@vger.kernel.org,
peterz@infradead.org
Subject: [PATCH 06/14] sched/topology,debug: Verify the first group matches the child domain
Date: Fri, 28 Apr 2017 15:20:04 +0200 [thread overview]
Message-ID: <20170428132502.650376062@infradead.org> (raw)
In-Reply-To: 20170428131958.893188882@infradead.org
[-- Attachment #1: peterz-sched-topo-more-debug.patch --]
[-- Type: text/plain, Size: 563 bytes --]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
kernel/sched/topology.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -93,6 +93,12 @@ static int sched_domain_debug_one(struct
group->sgc->capacity);
}
+ if (group == sd->groups && sd->child &&
+ !cpumask_equal(sched_domain_span(sd->child),
+ sched_group_cpus(group))) {
+ printk(KERN_ERR "ERROR: domain->groups does not match domain->child\n");
+ }
+
group = group->next;
if (group != sd->groups)
next prev parent reply other threads:[~2017-04-28 13:35 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-28 13:19 [PATCH 00/14] sched/topology fixes Peter Zijlstra
2017-04-28 13:19 ` [PATCH 01/14] sched/topology: Refactor function build_overlap_sched_groups() Peter Zijlstra
2017-04-28 13:20 ` [PATCH 02/14] sched,cpumask: Export for_each_cpu_wrap() Peter Zijlstra
2017-05-01 19:56 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 03/14] sched/topology: Fix building of overlapping sched-groups Peter Zijlstra
2017-05-01 20:08 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 04/14] sched/topology: Simplify build_overlap_sched_groups() Peter Zijlstra
2017-05-01 21:04 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 05/14] sched/topology,debug: Print the group mask Peter Zijlstra
2017-05-01 21:13 ` Rik van Riel
2017-04-28 13:20 ` Peter Zijlstra [this message]
2017-05-01 21:13 ` [PATCH 06/14] sched/topology,debug: Verify the first group matches the child domain Rik van Riel
2017-05-02 14:52 ` Peter Zijlstra
2017-05-03 15:00 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 07/14] sched/topology: Optimize build_group_mask() Peter Zijlstra
2017-05-02 0:57 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 08/14] sched/topology: Move comment about asymmetric node setups Peter Zijlstra
2017-05-02 1:08 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 09/14] sched/topology: Remove FORCE_SD_OVERLAP Peter Zijlstra
2017-05-02 1:09 ` Rik van Riel
2017-04-28 13:20 ` [PATCH 10/14] sched/topology: Fix overlapping sched_group_mask Peter Zijlstra
2017-04-28 13:20 ` [PATCH 11/14] sched/topology: Small cleanup Peter Zijlstra
2017-04-28 13:20 ` [PATCH 12/14] sched/topology,debug: Add sched_group_capacity debugging Peter Zijlstra
2017-04-28 13:20 ` [PATCH 13/14] sched/topology: Fix overlapping sched_group_capacity Peter Zijlstra
2017-04-28 13:20 ` [PATCH 14/14] sched/topology: Add a few comments Peter Zijlstra
2017-05-01 8:35 ` Peter Zijlstra
2017-04-28 13:53 ` [PATCH 00/14] sched/topology fixes Peter Zijlstra
2017-04-28 23:30 ` Lauro Venancio
2017-05-01 8:57 ` Peter Zijlstra
2017-05-02 14:43 ` Peter Zijlstra
2017-05-02 14:54 ` Lauro Venancio
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170428132502.650376062@infradead.org \
--to=peterz@infradead.org \
--cc=efault@gmx.de \
--cc=linux-kernel@vger.kernel.org \
--cc=lvenanci@redhat.com \
--cc=lwang@redhat.com \
--cc=mingo@kernel.org \
--cc=riel@redhat.com \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).