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t=1779471612; bh=WwkBV81wOHvttIz/rOckI+E/ryTlTGksdzGygNXqCHU=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=NMooIo4gZbSZ2eRwNwO+JhDw+hOkxzstzZQf+sfRssOBp4Vsum9nQob+Z/xY4tndM 3z+HWVe+0tl0S8RICpKYTxHdomyTDcYJwUSUBveqXhDKcaCtAyA3LGOc1Reg50os2/ HdpHTVgONOo0l7HH7j3Jazhy9CtIygFHv2nGelZ2zmJA77cP3PwW+ldRdULS6xSvtD D6Ll7AuMO0tMiMbtLHB5Xtg3utLTIzm9G0tH36opU8xfzJEdwXLgjNQI0rW/g+LA1P rXXjZujZftpmMz25k1ffeen/BweZEceHm2IC1Dtq/6wZUhTUFe+2ajrLj94LmuFjZR FUI/2sn3YPkUA== Message-ID: <856eef1c-df34-4f2d-89b2-94b2453f395b@kernel.org> Date: Fri, 22 May 2026 19:40:08 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/2] mm, slab: add an optimistic __slab_try_return_freelist() Content-Language: en-US To: Harry Yoo Cc: Hao Li , Christoph Lameter , David Rientjes , Roman Gushchin , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, hu.shengming@zte.com.cn, Vinicius Costa Gomes References: <20260522-b4-refill-optimistic-return-v3-0-2ba78ec1c6ed@kernel.org> <20260522-b4-refill-optimistic-return-v3-1-2ba78ec1c6ed@kernel.org> From: "Vlastimil Babka (SUSE)" In-Reply-To: <20260522-b4-refill-optimistic-return-v3-1-2ba78ec1c6ed@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 21E8F40018 X-Rspamd-Server: rspam03 X-Stat-Signature: pggsrxcf3f1c1ntpwu8b46x53q7zcron X-HE-Tag: 1779471612-446320 X-HE-Meta: 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 K1vhQ9k9 ANmaYLWioi3Zd4hDZrxquLUH6nZalm4W24iVmguud5fXx6CxTBbzIjQboaO1recX7WVdd70ddYHl9P1JbDuXmUFZtdAAR/FSaiqzGNAIPBC8w0wlALD5nT/sTrLnHjqiwCipeOMogOldtlMz7z0kOp5LxiGQ0nO4UhIjyl0Aqsi2sd6+J5+XzNRiewxPxu7wWK3dD0atwne2MljquQfXDbksz3uzqfRIpT/5O74Dc3uEH3mBxhJ402dqQoy7pHw6kvi+kqJHNtBoOuBJRoYKdYkkS6wKrUy/x1AOsRZJqwPXvHHj44Cx9Ewe8bA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 5/22/26 16:23, Vlastimil Babka (SUSE) wrote: > +/* > + * Try returning (remainder of) the freelist that we just detached from the > + * slab. Optimistically assume the slab is still full, so we don't need to find > + * the tail of the detached freelist. > + * > + * Fail if the slab isn't full anymore due to a cocurrent free. Just found out I reintroduced here some comment typos that were already corrected in slab/for-next and fixed them up again locally.