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Sat, 24 Feb 2024 13:00:56 -0800 (PST) Received: from [2620:0:1008:15:ce41:1384:fbb2:c9bc] ([2620:0:1008:15:ce41:1384:fbb2:c9bc]) by smtp.gmail.com with ESMTPSA id bx33-20020a056a02052100b005dc507e8d13sm1252883pgb.91.2024.02.24.13.00.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 24 Feb 2024 13:00:56 -0800 (PST) Date: Sat, 24 Feb 2024 13:00:55 -0800 (PST) From: David Rientjes To: Vlastimil Babka cc: Christoph Lameter , Pekka Enberg , Joonsoo Kim , Andrew Morton , Roman Gushchin , Hyeonggon Yoo <42.hyeyoo@gmail.com>, Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Vincenzo Frascino , Zheng Yejian , Xiongwei Song , Chengming Zhou , linux-mm@kvack.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, Steven Rostedt Subject: Re: [PATCH v2 1/3] mm, slab: deprecate SLAB_MEM_SPREAD flag In-Reply-To: <20240223-slab-cleanup-flags-v2-1-02f1753e8303@suse.cz> Message-ID: References: <20240223-slab-cleanup-flags-v2-0-02f1753e8303@suse.cz> <20240223-slab-cleanup-flags-v2-1-02f1753e8303@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 2D1084001C X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: u1hbj8d8aj7f967z58zf6b9ud535ur9j X-HE-Tag: 1708808457-50785 X-HE-Meta: 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 ybsippdY 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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 Fri, 23 Feb 2024, Vlastimil Babka wrote: > The SLAB_MEM_SPREAD flag used to be implemented in SLAB, which was > removed. SLUB instead relies on the page allocator's NUMA policies. > Change the flag's value to 0 to free up the value it had, and mark it > for full removal once all users are gone. > > Reported-by: Steven Rostedt > Closes: https://lore.kernel.org/all/20240131172027.10f64405@gandalf.local.home/ > Reviewed-and-tested-by: Xiongwei Song > Reviewed-by: Chengming Zhou > Reviewed-by: Roman Gushchin > Signed-off-by: Vlastimil Babka Acked-by: David Rientjes