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
>
prev 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]
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