From: daniel.lezcano@linaro.org (Daniel Lezcano)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] tcb_clksrc: Use 32 bit tcb as sched_clock
Date: Mon, 23 Jan 2017 14:59:42 +0100 [thread overview]
Message-ID: <20170123135942.GC2166@mai> (raw)
In-Reply-To: <20170111135059.21318-1-david.engraf@sysgo.com>
On Wed, Jan 11, 2017 at 02:50:59PM +0100, David Engraf wrote:
> On newer boards the TC can be read as single 32 bit value without locking.
> Thus the clock can be used as reference for sched_clock which is much more
> accurate than the jiffies implementation.
>
> Tested on a Atmel SAMA5D2 board.
>
> Signed-off-by: David Engraf <david.engraf@sysgo.com>
> ---
Nicolas,
if you agree I will take this change.
-- Daniel
next prev parent reply other threads:[~2017-01-23 13:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-11 13:50 [PATCH] tcb_clksrc: Use 32 bit tcb as sched_clock David Engraf
2017-01-17 9:13 ` Daniel Lezcano
2017-01-17 9:29 ` David Engraf
2017-01-17 9:42 ` Mason
2017-01-23 13:59 ` Daniel Lezcano [this message]
2017-01-24 13:39 ` Nicolas Ferre
2017-01-24 13:39 ` Nicolas Ferre
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=20170123135942.GC2166@mai \
--to=daniel.lezcano@linaro.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;
as well as URLs for NNTP newsgroup(s).