All of lore.kernel.org
 help / color / mirror / Atom feed
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: bharata@linux.vnet.ibm.com
Cc: Yong Zhang <yong.zhang0@gmail.com>,
	linux-kernel@vger.kernel.org, Mike Galbraith <efault@gmx.de>,
	Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH -tip 1/2] [PATCH -tip 1/2] sched: Reinstate group names in /proc/sched_debug.
Date: Wed, 12 Jan 2011 12:18:32 +0100	[thread overview]
Message-ID: <1294831112.19601.8.camel@laptop> (raw)
In-Reply-To: <20110112074930.GF2723@in.ibm.com>

On Wed, 2011-01-12 at 13:19 +0530, Bharata B Rao wrote:
> 
> We could, but I guess its not a recommended practice anymore to depend on
> spinlocks to protect rcu readside.

Not only is it not recommended, its a flat out bug for PREEMPT_RCU.

  parent reply	other threads:[~2011-01-12 11:18 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-11 10:10 [PATCH -tip 0/2] sched: Get group names back in /proc/sched_debug - v1 Bharata B Rao
2011-01-11 10:11 ` [PATCH -tip 1/2] [PATCH -tip 1/2] sched: Reinstate group names in /proc/sched_debug Bharata B Rao
2011-01-11 12:46   ` Yong Zhang
2011-01-11 13:42     ` Bharata B Rao
2011-01-11 14:00       ` Yong Zhang
2011-01-12  7:49         ` Bharata B Rao
2011-01-12  9:17           ` Yong Zhang
2011-01-12 11:18           ` Peter Zijlstra [this message]
2011-01-12 23:16             ` Paul E. McKenney
2011-01-13  1:24               ` Yong Zhang
2011-01-18 19:04   ` [tip:sched/urgent] " tip-bot for Bharata B Rao
2011-01-11 10:12 ` [PATCH -tip 2/2] sched: Display autogroup " Bharata B Rao
2011-01-18 19:05   ` [tip:sched/urgent] " tip-bot for Bharata B Rao
2011-01-11 10:29 ` [PATCH -tip 0/2] sched: Get group names back in /proc/sched_debug - v1 Mike Galbraith

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=1294831112.19601.8.camel@laptop \
    --to=a.p.zijlstra@chello.nl \
    --cc=bharata@linux.vnet.ibm.com \
    --cc=efault@gmx.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=yong.zhang0@gmail.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.