From: peterz@infradead.org (Peter Zijlstra)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH/RFC v1 0/2] Human readable performance event description in sysfs
Date: Wed, 20 Jan 2010 15:01:20 +0100 [thread overview]
Message-ID: <1263996080.4283.1064.camel@laptop> (raw)
In-Reply-To: <20100120135553.GA22897@n2100.arm.linux.org.uk>
On Wed, 2010-01-20 at 13:55 +0000, Russell King - ARM Linux wrote:
>
> Unfortunately, it isn't. CPU identification has become a fairly murky
> business on ARM that the information exported from /proc/cpuinfo can
> no longer precisely identify the CPU itself.
>
> For example, we just treat Cortex A8 and A9 as "ARMv7" because from the
> kernel's point of view, they're the same.
Would it make sense to extend arm's cpuinfo to include enough
information so that userspace can indeed do this?
It seems to me userspace might care about the exact platform they're
running on.
next prev parent reply other threads:[~2010-01-20 14:01 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-20 9:11 [PATCH/RFC v1 0/2] Human readable performance event description in sysfs Tomasz Fujak
2010-01-20 9:11 ` [PATCH v1 1/2] perfevent: Add performance event structure definition and 'extevents' sysfs entry Tomasz Fujak
2010-01-20 9:11 ` [PATCH v1 2/2] [ARM] perfevent: Event description list for ARMv6, Cortex-A8 and Cortex-A9 exported Tomasz Fujak
2010-01-20 9:16 ` [PATCH/RFC v1 0/2] Human readable performance event description in sysfs Peter Zijlstra
2010-01-20 9:46 ` Tomasz Fujak
2010-01-20 9:57 ` Michał Nazarewicz
2010-01-20 13:31 ` Jamie Iles
2010-01-20 13:39 ` Peter Zijlstra
2010-01-20 13:55 ` Russell King - ARM Linux
2010-01-20 14:01 ` Peter Zijlstra [this message]
2010-01-20 14:09 ` Michał Nazarewicz
2010-01-20 14:16 ` Peter Zijlstra
2010-01-20 14:26 ` Peter Zijlstra
2010-01-20 14:45 ` Russell King - ARM Linux
2010-01-20 14:54 ` Michał Nazarewicz
2010-01-20 14:41 ` Russell King - ARM Linux
2010-01-20 15:03 ` Jamie Iles
2010-01-20 15:42 ` Russell King - ARM Linux
2010-01-20 16:18 ` Jamie Iles
2010-01-20 16:26 ` Jamie Lokier
2010-01-20 16:35 ` Russell King - ARM Linux
2010-01-20 9:57 ` Russell King - ARM Linux
2010-01-20 10:21 ` Tomasz Fujak
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=1263996080.4283.1064.camel@laptop \
--to=peterz@infradead.org \
--cc=linux-arm-kernel@lists.infradead.org \
/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