From: Peter Zijlstra <peterz@infradead.org>
To: "Wang, Xiaoming" <xiaoming.wang@intel.com>
Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, chuansheng.liu@intel.com
Subject: Re: [PATCH] lib/spinlock_debug: Tweak the loop time to fit different _delay()
Date: Wed, 30 Apr 2014 10:55:08 +0200 [thread overview]
Message-ID: <20140430085508.GE30445@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1398897638.21870.8.camel@wxm-ubuntu>
On Wed, Apr 30, 2014 at 06:40:38PM -0400, Wang, Xiaoming wrote:
> loops_per_jiffy*Hz is not always 1 second exactly
> it depends on the realization of _delay() .
> delay_tsc is used as _delay() in arch/x86/lib/delay.c
This just states delay() is broken. The primary response should be to
try and fix that, no?
next prev parent reply other threads:[~2014-04-30 8:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-30 22:40 [PATCH] lib/spinlock_debug: Tweak the loop time to fit different _delay() Wang, Xiaoming
2014-04-30 8:50 ` Peter Zijlstra
2014-04-30 8:55 ` Peter Zijlstra [this message]
2014-04-30 9:30 ` Liu, Chuansheng
2014-04-30 9:52 ` Peter Zijlstra
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=20140430085508.GE30445@twins.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=chuansheng.liu@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=xiaoming.wang@intel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.