mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: "Paul E. McKenney" <paulmck@kernel.org>
To: Marco Elver <elver@google.com>
Cc: andreyknvl@google.com, glider@google.com, dvyukov@google.com,
	kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH -rcu v2 0/2] kcsan: Improvements to reporting
Date: Fri, 10 Jan 2020 21:17:26 -0800	[thread overview]
Message-ID: <20200111051726.GH13449@paulmck-ThinkPad-P72> (raw)
In-Reply-To: <20200110184834.192636-1-elver@google.com>

On Fri, Jan 10, 2020 at 07:48:32PM +0100, Marco Elver wrote:
> Improvements to KCSAN data race reporting:
> 1. Show if access is marked (*_ONCE, atomic, etc.).
> 2. Rate limit reporting to avoid spamming console.
> 
> v2:
> * Paul E. McKenney: commit message reword.
> * Use jiffies instead of ktime -- we want to avoid calling into any
>   further complex libraries, since KCSAN may also detect data races in
>   them, and as a result potentially leading to observing corrupt state
>   (e.g. here, observing corrupt ktime_t value).
> 
> 
> Marco Elver (2):
>   kcsan: Show full access type in report
>   kcsan: Rate-limit reporting per data races

I replaced the existing commits with these guys, thank you!

							Thanx, Paul

>  kernel/kcsan/core.c   |  15 +++--
>  kernel/kcsan/kcsan.h  |   2 +-
>  kernel/kcsan/report.c | 151 +++++++++++++++++++++++++++++++++++-------
>  lib/Kconfig.kcsan     |  10 +++
>  4 files changed, 146 insertions(+), 32 deletions(-)
> 
> -- 
> 2.25.0.rc1.283.g88dfdc4193-goog
> 

      parent reply	other threads:[~2020-01-11  5:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-10 18:48 Marco Elver
2020-01-10 18:48 ` [PATCH -rcu v2 1/2] kcsan: Show full access type in report Marco Elver
2020-01-10 18:48 ` [PATCH -rcu v2 2/2] kcsan: Rate-limit reporting per data races Marco Elver
2020-01-11  5:17 ` Paul E. McKenney [this message]

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=20200111051726.GH13449@paulmck-ThinkPad-P72 \
    --to=paulmck@kernel.org \
    --cc=andreyknvl@google.com \
    --cc=dvyukov@google.com \
    --cc=elver@google.com \
    --cc=glider@google.com \
    --cc=kasan-dev@googlegroups.com \
    --cc=linux-kernel@vger.kernel.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

all inboxes | Powered by JetHome®