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[173.79.60.52]) by smtp.gmail.com with ESMTPSA id af79cd13be357-93c1d17afcfsm6766585a.20.2026.09.21.18.02.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 18:02:02 -0700 (PDT) Date: Mon, 21 Sep 2026 21:02:00 -0400 From: Gregory Price To: Zi Yan Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@meta.com, akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, brendan.jackman@linux.dev, hannes@cmpxchg.org Subject: Re: [PATCH v2 2/2] mm/page_alloc: refactor build_node_zonelist() out of build_zonelists() Message-ID: References: <20260912030424.2889731-1-gourry@gourry.net> <20260912030424.2889731-3-gourry@gourry.net> <72A76ED6-51F5-4A0B-B34F-C8F5416F640C@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <72A76ED6-51F5-4A0B-B34F-C8F5416F640C@nvidia.com> On Mon, Sep 21, 2026 at 07:58:38PM -0400, Zi Yan wrote: > On 21 Sep 2026, at 12:38, Gregory Price wrote: > > One more question. What prevents one adding > build_node_zonelists(pgdat, &node_states[N_MEMORY], ZONELIST_FALLBACK)? > Based on your above mapping, each of ZONELIST_* has its own candidate. > Other than build_zonelist and build_node_zonelist being static functions only reachable by page_alloc.c? Nothing presently. It could possibly be asserted. ~Gregory