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Wed, 10 Aug 2022 17:19:59 -0700 (PDT) Date: Thu, 11 Aug 2022 00:19:56 +0000 In-Reply-To: <20220809171854.3725722-1-willy@infradead.org> Message-Id: <20220811001956.vll2fzea3aohhc2i@google.com> Mime-Version: 1.0 References: <20220809171854.3725722-1-willy@infradead.org> Subject: Re: [PATCH v2 00/16] Allocate and free frozen pages From: Shakeel Butt To: "Matthew Wilcox (Oracle)" Cc: linux-mm@kvack.org Content-Type: text/plain; charset="us-ascii" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1660177200; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=qYYJ52+lu0zFwd46TBYr7nyiKddelFbgZN7OzkQUUBY=; b=cIwefmHHJabx4pb2zVdcAEfdAIBu6T1cxVtIX8KvzECxqTLsOtbsQUv5v5Ec78cPz7s+Cc ElNlZs9/Ht9VweZ3pAjYKdjNJ9VaTdut8YdmFPp0aBb7Jt6zR2Xn4alBjb7EMqMwfsL1he qxgJlxcCUxv/tlQsX2wX52MQNA8K4Jc= ARC-Authentication-Results: i=1; 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dmarc=pass (policy=reject) header.from=google.com X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1660177200-643098 X-Bogosity: Ham, tests=bogofilter, spamicity=0.094567, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Aug 09, 2022 at 06:18:38PM +0100, Matthew Wilcox (Oracle) wrote: [...] > > This patchset is also a step towards the Glorious Future in which struct > page doesn't have a refcount; the users which need a refcount will have > one in their per-allocation memdesc. > Can you please share a bit more details about this glorious future? How do you envision the per-allocation memdesc will work?