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b=nD7cRy+X0568qFu8nUcq6JPrvPOJVhYUKp+avz+0J42anE6gpzVlqiUeSK6aozltW RXRemI/pgDGuJXvkWk0vgMLHL80NRFZXf/JcwMuK6HviQhrU7Svp5Hhz6cPqVYWt9k RRPlmy7863npcCz/OJPNh9cRphmve/iiaQWhepVCKT+krHfgQuXgwyzqMKWEQGtvgD nwq0vQahadGw5udecF/tOEUcq+6691mzuuekKrBnF2LAaKfJc2Gjzsavf+roBL0X7j amsceKqUsw3QIvzEXiD8CvdvXsr2xVdXh42N1rycfOtgnGzwV1JWa9amCdFtLHzdF+ lUp//15v6v8Qg== Date: Tue, 10 Nov 2026 15:24:45 +0100 From: Harry Yoo To: "Vlastimil Babka (SUSE)" Cc: Andrey Ryabinin , Hao Li , Christoph Lameter , David Rientjes , Roman Gushchin , Geert Uytterhoeven , Conor Dooley , Damien Le Moal , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Vincenzo Frascino , kasan-dev@googlegroups.com Subject: Re: [PATCH v3 09/10] mm, slab: add slab_tiny boot param Message-ID: References: <20261105-slub_tiny_rework-v3-0-0484ce59eabb@kernel.org> <20261105-slub_tiny_rework-v3-9-0484ce59eabb@kernel.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261105-slub_tiny_rework-v3-9-0484ce59eabb@kernel.org> X-Rspamd-Server: rspam06 X-Stat-Signature: me31g6pm5jq33f7auqp6zf6igxiri5qi X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Rspamd-Queue-Id: D57AAA000C X-Rspam-User: X-HE-Tag: 1794320688-81291 X-HE-Meta: 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 cXvDukcV 1cfG6XMpUdxDBIo8kj7rHcgHB1oLIUVPIOQb4kqHOpXBngeJ/1N9K3IEzo+6aAknNv/cqKpFnxdtez5xyEsrDRSwhHYzkTDVrlePlfaOUNA2tZ7q/eyGz8JPOjTlC94AwFVdPnu4wBz421htz50Q9L3hWQcCaE8PgH1puGecLNDitlJrvG5y/ysrHw+TxdSDRBhx9fgr+UqwdYRU3DDt4KTlirtFE+uVYo0X2qOP8+U69Ft+uR2g00GdjSnuIH9HHsoHWRnyOf0Cx9Bll80n3iszWk+U+f79AjZucSPzyZxmpvhd0Yeyaqx1CB+nZp0XKX9dqsvuqTUjc4DIwdQKOBeSMll7b6xCyR+uby2dp4IFodnC0Kfoho6XhW8+uBxlldS5S1N0tWbBmfFE= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Thu, Nov 05, 2026 at 09:43:58AM +0100, Vlastimil Babka (SUSE) wrote: > In order to deprecate the CONFIG_SLUB_TINY option, introduce an early > boot param slab_tiny to control the value of slab_tiny_enabled. > > As long as CONFIG_SLUB_TINY is still around and enabled, this boot param > can also override it to be disabled. That could be also useful if we > later add some auto-enabling conditions such as detecting the system has > only a small amount of memory, or being a kdump kernel. > > Signed-off-by: Vlastimil Babka (SUSE) > --- Looks good to me, Reviewed-by: Harry Yoo (Meta) -- Cheers, Harry / Hyeonggon