From: Daniel Axtens <dja@axtens.net>
To: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>,
Paul Mackerras <paulus@samba.org>,
Anton Blanchard <anton@samba.org>,
Preeti U Murthy <preetium@andrew.cmu.edu>,
Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>,
Ingo Molnar <mingo@kernel.org>,
Anshuman Khandual <khandual@linux.vnet.ibm.com>
Subject: Re: [PATCH v5 7/7] powerpc/powernv: nest pmu cpumask and cpu hotplug support
Date: Wed, 22 Jul 2015 15:03:24 +1000 [thread overview]
Message-ID: <1437541404.30906.43.camel@axtens.net> (raw)
In-Reply-To: <1437045206-7491-8-git-send-email-maddy@linux.vnet.ibm.com>
[-- Attachment #1: Type: text/plain, Size: 449 bytes --]
> +static void nest_change_cpu_context(int old_cpu, int new_cpu)
> +{
> + int i;
> +
> + for (i = 0; per_nest_pmu_arr[i] != NULL; i++)
> + perf_pmu_migrate_context(&per_nest_pmu_arr[i]->pmu,
> + old_cpu, new_cpu);
From patch 4, I see per_nest_pmu_arr is defined as:
+static struct nest_pmu *per_nest_pmu_arr[P8_NEST_MAX_PMUS];
Therefore, does this loop need to have a check that
i < P8_NEST_MAX_PMUS?
--
Regards,
Daniel
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 860 bytes --]
next prev parent reply other threads:[~2015-07-22 5:05 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 11:13 [PATCH v5 0/7]powerpc/powernv: Nest Instrumentation support Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 1/7] powerpc/powernv: Data structure and macros definition Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 2/7] powerpc/powernv: Add OPAL support for Nest PMU Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 3/7] powerpc/powernv: Nest PMU detection and device tree parser Madhavan Srinivasan
2015-07-22 3:49 ` Daniel Axtens
2015-07-23 5:54 ` Madhavan Srinivasan
2015-07-23 9:16 ` Michael Ellerman
2015-07-23 9:26 ` Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 4/7] powerpc/powernv: detect supported nest pmus and its events Madhavan Srinivasan
2015-07-22 4:07 ` Daniel Axtens
2015-07-23 6:03 ` Madhavan Srinivasan
2015-07-23 9:11 ` Michael Ellerman
2015-07-23 9:23 ` Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 5/7] powerpc/powernv: add event attribute and group to nest pmu Madhavan Srinivasan
2015-07-22 4:44 ` Daniel Axtens
2015-07-23 6:32 ` Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 6/7] powerpc/powernv: generic nest pmu event functions Madhavan Srinivasan
2015-07-22 4:56 ` Daniel Axtens
2015-07-23 6:44 ` Madhavan Srinivasan
2015-07-23 9:04 ` Michael Ellerman
2015-07-23 9:22 ` Madhavan Srinivasan
2015-07-16 11:13 ` [PATCH v5 7/7] powerpc/powernv: nest pmu cpumask and cpu hotplug support Madhavan Srinivasan
2015-07-22 5:03 ` Daniel Axtens [this message]
2015-07-23 6:48 ` Madhavan Srinivasan
2015-07-23 6:49 ` Daniel Axtens
2015-07-23 7:25 ` Madhavan Srinivasan
2015-07-20 18:43 ` [PATCH v5 0/7]powerpc/powernv: Nest Instrumentation support Sukadev Bhattiprolu
2015-07-23 6:44 ` Madhavan Srinivasan
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=1437541404.30906.43.camel@axtens.net \
--to=dja@axtens.net \
--cc=anton@samba.org \
--cc=eranian@google.com \
--cc=khandual@linux.vnet.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=maddy@linux.vnet.ibm.com \
--cc=mingo@kernel.org \
--cc=paulus@samba.org \
--cc=peterz@infradead.org \
--cc=preetium@andrew.cmu.edu \
--cc=sukadev@linux.vnet.ibm.com \
/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).