From: Jiri Olsa <jolsa@redhat.com>
To: Jan Stancek <jstancek@redhat.com>
Cc: linux-kernel@vger.kernel.org, peterz@infradead.org,
mingo@redhat.com, acme@kernel.org,
alexander.shishkin@linux.intel.com, jolsa@kernel.org,
mhiramat@kernel.org, rui.teng@linux.vnet.ibm.com,
sukadev@linux.vnet.ibm.com
Subject: Re: [PATCH] perf: fix topology test on systems with sparse CPUs
Date: Mon, 30 Jan 2017 19:49:15 +0100 [thread overview]
Message-ID: <20170130184915.GC28444@krava> (raw)
In-Reply-To: <290bf2031885722414cb1ae031869094a18b0580.1485794959.git.jstancek@redhat.com>
On Mon, Jan 30, 2017 at 05:53:34PM +0100, Jan Stancek wrote:
> Topology test fails on systems with sparse CPUs, e.g.
SNIP
>
> - for (i = 0; i < nr; i++) {
> - ret = build_cpu_topo(tp, i);
> + for (i = 0; i < tp->cpu_nr; i++) {
> + cpu = map->map[i];
no need for cpu variable
jirka
> + ret = build_cpu_topo(tp, cpu);
> if (ret < 0)
> break;
next prev parent reply other threads:[~2017-01-30 18:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-30 16:53 [PATCH] perf: fix topology test on systems with sparse CPUs Jan Stancek
2017-01-30 18:49 ` Jiri Olsa
2017-01-30 19:29 ` Jan Stancek
2017-01-31 16:03 ` Jan Stancek
2017-02-02 11:29 ` Jiri Olsa
2017-02-02 12:06 ` Jan Stancek
2017-02-02 13:01 ` Jiri Olsa
2017-02-13 15:34 ` [PATCH v2 1/3] perf: add cpu__max_present_cpu() Jan Stancek
2017-02-13 15:34 ` [PATCH v2 2/3] perf: make build_cpu_topology skip offline/absent CPUs Jan Stancek
2017-02-14 11:01 ` Jiri Olsa
2017-02-15 8:48 ` Jan Stancek
2017-02-17 11:10 ` [PATCH v3 1/3] perf: add cpu__max_present_cpu() Jan Stancek
2017-02-17 11:10 ` [PATCH v3 2/3] perf: make build_cpu_topology skip offline/absent CPUs Jan Stancek
2017-02-17 15:36 ` Arnaldo Carvalho de Melo
2017-02-21 8:12 ` [tip:perf/urgent] perf header: Make " tip-bot for Jan Stancek
2017-02-17 11:10 ` [PATCH v3 3/3] perf: replace _SC_NPROCESSORS_CONF with max_present_cpu in cpu_topology_map Jan Stancek
2017-02-17 15:05 ` Jiri Olsa
2017-02-21 8:12 ` [tip:perf/urgent] perf tools: Replace " tip-bot for Jan Stancek
2017-02-21 8:11 ` [tip:perf/urgent] perf cpumap: Add cpu__max_present_cpu() tip-bot for Jan Stancek
2017-02-13 15:34 ` [PATCH v2 3/3] perf: replace _SC_NPROCESSORS_CONF with max_present_cpu in cpu_topology_map Jan Stancek
2017-02-14 11:17 ` [PATCH v2 1/3] perf: add cpu__max_present_cpu() Jiri Olsa
2017-02-02 11:29 ` [PATCH] perf: fix topology test on systems with sparse CPUs Jiri Olsa
2017-01-30 18:49 ` Jiri Olsa [this message]
2017-01-30 18:49 ` Jiri Olsa
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