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[95.203.6.24]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-548514efaccsm491496e87.155.2025.02.26.07.58.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 07:58:17 -0800 (PST) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Wed, 26 Feb 2025 16:58:13 +0100 To: Keith Busch Cc: Uladzislau Rezki , Keith Busch , Vlastimil Babka , "Paul E. McKenney" , Joel Fernandes , Josh Triplett , Boqun Feng , Christoph Lameter , David Rientjes , Steven Rostedt , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Julia Lawall , Jakub Kicinski , "Jason A. Donenfeld" , Andrew Morton , Roman Gushchin , Hyeonggon Yoo <42.hyeyoo@gmail.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, rcu@vger.kernel.org, Alexander Potapenko , Marco Elver , Dmitry Vyukov , kasan-dev@googlegroups.com, Jann Horn , Mateusz Guzik , linux-nvme@lists.infradead.org, leitao@debian.org Subject: Re: [PATCH v2 6/7] mm, slab: call kvfree_rcu_barrier() from kmem_cache_destroy() Message-ID: References: <20240807-b4-slab-kfree_rcu-destroy-v2-6-ea79102f428c@suse.cz> <2811463a-751f-4443-9125-02628dc315d9@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Queue-Id: 9626FC0005 X-Rspamd-Server: rspam12 X-Stat-Signature: jw3guyd9qawchddzhhxrcyeegbic5ycb X-HE-Tag: 1740585499-482291 X-HE-Meta: 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 Nj80fc8R 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Feb 26, 2025 at 08:51:37AM -0700, Keith Busch wrote: > On Tue, Feb 25, 2025 at 07:21:19PM +0100, Uladzislau Rezki wrote: > > WQ_MEM_RECLAIM-patch fixes this for me: > > This is successful with the new kuint test for me as well. I can't > readily test this in production where I first learned of this issue (at > least not in the near term), but for what it's worth, this looks like a > good change to me. > > Reviewed-by: Keith Busch > Thank you for checking. I will apply this. -- Uladzislau Rezki