From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm: sched_clock: Enable HAVE_SCHED_CLOCK support without init_sched_clock
Date: Thu, 15 Sep 2011 09:20:24 +0100 [thread overview]
Message-ID: <20110915082024.GF6267@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <20110915073511.GA31732@july>
On Thu, Sep 15, 2011 at 04:35:12PM +0900, Kyungmin Park wrote:
> From: Kyungmin Park <kyungmin.park@samsung.com>
>
> On Samsung Exynos4 series, EVT0 chip uses the s5p_timer with HAVE_SCHED_CLOCK and remains use the MCT timer without init_sched_clock.
So in other words, sched_clock on exynos4 is broken because the update
function won't be called, and it'll wrap well below the 64-bit ns range
required of it.
NAK.
next prev parent reply other threads:[~2011-09-15 8:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-15 7:35 [PATCH] arm: sched_clock: Enable HAVE_SCHED_CLOCK support without init_sched_clock Kyungmin Park
2011-09-15 8:20 ` Russell King - ARM Linux [this message]
2011-09-15 8:35 ` Kyungmin Park
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=20110915082024.GF6267@n2100.arm.linux.org.uk \
--to=linux@arm.linux.org.uk \
--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