[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <Z4-odFAImP-_uLV7@localhost.localdomain>
Date: Tue, 21 Jan 2025 15:00:20 +0100
From: Frederic Weisbecker <frederic@...nel.org>
To: Valentin Schneider <vschneid@...hat.com>
Cc: linux-kernel@...r.kernel.org, x86@...nel.org,
virtualization@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org, loongarch@...ts.linux.dev,
linux-riscv@...ts.infradead.org, linux-perf-users@...r.kernel.org,
xen-devel@...ts.xenproject.org, kvm@...r.kernel.org,
linux-arch@...r.kernel.org, rcu@...r.kernel.org,
linux-hardening@...r.kernel.org, linux-mm@...ck.org,
linux-kselftest@...r.kernel.org, bpf@...r.kernel.org,
bcm-kernel-feedback-list@...adcom.com,
"Paul E . McKenney" <paulmck@...nel.org>,
Juergen Gross <jgross@...e.com>,
Ajay Kaher <ajay.kaher@...adcom.com>,
Alexey Makhalov <alexey.amakhalov@...adcom.com>,
Russell King <linux@...linux.org.uk>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>, Huacai Chen <chenhuacai@...nel.org>,
WANG Xuerui <kernel@...0n.name>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>,
"H. Peter Anvin" <hpa@...or.com>,
Peter Zijlstra <peterz@...radead.org>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
"Liang, Kan" <kan.liang@...ux.intel.com>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
Josh Poimboeuf <jpoimboe@...nel.org>,
Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
Sean Christopherson <seanjc@...gle.com>,
Paolo Bonzini <pbonzini@...hat.com>,
Andy Lutomirski <luto@...nel.org>, Arnd Bergmann <arnd@...db.de>,
Jason Baron <jbaron@...mai.com>,
Steven Rostedt <rostedt@...dmis.org>,
Ard Biesheuvel <ardb@...nel.org>,
Neeraj Upadhyay <neeraj.upadhyay@...nel.org>,
Joel Fernandes <joel@...lfernandes.org>,
Josh Triplett <josh@...htriplett.org>,
Boqun Feng <boqun.feng@...il.com>,
Uladzislau Rezki <urezki@...il.com>,
Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
Lai Jiangshan <jiangshanlai@...il.com>,
Zqiang <qiang.zhang1211@...il.com>,
Juri Lelli <juri.lelli@...hat.com>,
Clark Williams <williams@...hat.com>,
Yair Podemsky <ypodemsk@...hat.com>,
Tomas Glozar <tglozar@...hat.com>,
Vincent Guittot <vincent.guittot@...aro.org>,
Dietmar Eggemann <dietmar.eggemann@....com>,
Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
Kees Cook <kees@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Christoph Hellwig <hch@...radead.org>,
Shuah Khan <shuah@...nel.org>,
Sami Tolvanen <samitolvanen@...gle.com>,
Miguel Ojeda <ojeda@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>,
"Mike Rapoport (Microsoft)" <rppt@...nel.org>,
Samuel Holland <samuel.holland@...ive.com>,
Rong Xu <xur@...gle.com>,
Nicolas Saenz Julienne <nsaenzju@...hat.com>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Yosry Ahmed <yosryahmed@...gle.com>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
"Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
Jinghao Jia <jinghao7@...inois.edu>,
Luis Chamberlain <mcgrof@...nel.org>,
Randy Dunlap <rdunlap@...radead.org>,
Tiezhu Yang <yangtiezhu@...ngson.cn>
Subject: Re: [PATCH v4 04/30] rcutorture: Make TREE04 use
CONFIG_RCU_DYNTICKS_TORTURE
Le Tue, Jan 14, 2025 at 06:51:17PM +0100, Valentin Schneider a écrit :
> We now have an RCU_EXPERT config for testing small-sized RCU dynticks
> counter: CONFIG_RCU_DYNTICKS_TORTURE.
>
> Modify scenario TREE04 to exercise to use this config in order to test a
> ridiculously small counter (2 bits).
>
> Link: http://lore.kernel.org/r/4c2cb573-168f-4806-b1d9-164e8276e66a@paulmck-laptop
> Suggested-by: Paul E. McKenney <paulmck@...nel.org>
> Signed-off-by: Valentin Schneider <vschneid@...hat.com>
> Reviewed-by: Paul E. McKenney <paulmck@...nel.org>
> ---
> tools/testing/selftests/rcutorture/configs/rcu/TREE04 | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 b/tools/testing/selftests/rcutorture/configs/rcu/TREE04
> index dc4985064b3ad..67caf4276bb01 100644
> --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE04
> +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE04
> @@ -16,3 +16,4 @@ CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
> CONFIG_RCU_EXPERT=y
> CONFIG_RCU_EQS_DEBUG=y
> CONFIG_RCU_LAZY=y
> +CONFIG_RCU_DYNTICKS_TORTURE=y
Reviewed-by: Frederic Weisbecker <frederic@...nel.org>
> --
> 2.43.0
>
>
Powered by blists - more mailing lists