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McKenney" To: Marco Elver 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 Message-ID: <20200111051726.GH13449@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org References: <20200110184834.192636-1-elver@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200110184834.192636-1-elver@google.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 >