public inbox for linux-arm-kernel@lists.infradead.org
 help / color / mirror / Atom feed
From: peterz@infradead.org (Peter Zijlstra)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] Doc: lockdep: add information about performance impact
Date: Tue, 9 Oct 2018 17:43:59 +0200	[thread overview]
Message-ID: <20181009154359.GB5728@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20181009153935eucas1p2dec146575ed5fefd4a0b2b6cb9bac056~b_ujkjRd31303013030eucas1p2C@eucas1p2.samsung.com>

On Tue, Oct 09, 2018 at 05:39:27PM +0200, Lukasz Luba wrote:
> This patch add some warning related to performance drop.
> It should be mentioned that this is not for free
> and the platfrom resources (cache, bus interconnect, etc.)
> will be used more frequently.

To me this reads a bit like: water is wet.

Is this really needed?

  reply	other threads:[~2018-10-09 15:43 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20181009153935eucas1p2dec146575ed5fefd4a0b2b6cb9bac056@eucas1p2.samsung.com>
2018-10-09 15:39 ` [PATCH] Doc: lockdep: add information about performance impact Lukasz Luba
2018-10-09 15:43   ` Peter Zijlstra [this message]
2018-10-09 15:58     ` Will Deacon
2018-10-10 10:18       ` Russell King - ARM Linux
2018-10-09 16:06     ` Lukasz Luba
2018-10-10 10:31       ` Robin Murphy
2018-10-10 11:49         ` Lukasz Luba

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=20181009154359.GB5728@hirez.programming.kicks-ass.net \
    --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