From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 52435606A323 for ; Mon, 9 Nov 2026 06:16:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=ju/2TB6K; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=YdOHLkm1 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Unsubscribe-Post: List-Owner; bh=rLoo3d8wA/2dmWzlOHmZSdy7DBfGYigRliA9FCVCD2U=; b=ju/2TB6KtIUH+L 5B97qqCWnOXNma+QjOQEmAmSRdcoyNSxCGaTOhynzLLtsKQr4Fg2uQ4jpzZUpf3nFWk5h/AcTsjQl rPcWEIn5heB/bfvnMZwMVrZ2V0v1+HkeSdIIDMxUbUK6+ramzfpW10Yv+wJJ0fS0m37k/BEPfTF7T PjRIJNI2EQ0qHaFD8p7fHs0HMNOxiy15asAlc9aRnorfWDkdzKXaPJAjnG2igPccQS/vyUhE6j9UH Lqwvn10nmbW6d+xx5ze7oB8UPBwWSxxOpDNAU/rFiPbwSyL2+QvD01C8J8Bho+hqAt7i8LK9TtcN8 ivj6aYfqC6bvLId1vuww==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xQIgQ-0000000HTus-2RTs; Mon, 09 Nov 2026 06:16:46 +0000 Received: from out-168.mta1.migadu.com ([95.215.58.168] helo=mta1.migadu.com) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xQIgN-0000000HTuG-1mix for linux-arm-kernel@lists.infradead.org; Mon, 09 Nov 2026 06:16:45 +0000 X-Envelope-To: linux-arm-kernel@lists.infradead.org DKIM-Signature: a=rsa-sha256; bh=rLoo3d8wA/2dmWzlOHmZSdy7DBfGYigRliA9FCVCD2U=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1794205000; v=1; x=1794809800; b=YdOHLkm18ej0NUagkOx5fL3TEOgHMQ4gnUIWPRRwP2usH38o0YIcXOhwUKSi9HBHrLmHN3CF VnYMJvdPfaRR5Gnc4oHs25xqt4OL2JddMSYjRcOZQnm+keRRQyCMa8U5/cjU5k8uVN1qEiWUb8p luxB4nmOtrLFMWZo/OoPRgjQ= X-Envelope-To: linux-arm-kernel@lists.infradead.org Received: by smtp.migadu.com with ESMTPS id b7a98a3c4281100a; Mon, 09 Nov 2026 06:16:40 +0000 X-Mizu-Trace-ID: b7a98a3c4281100a X-Migadu-Flow: FLOW_OUT From: Lance Yang To: songmuchun@bytedance.com Cc: david@kernel.org, maddy@linux.ibm.com, rppt@kernel.org, akpm@linux-foundation.org, lance.yang@linux.dev, mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, ritesh.list@gmail.com, sshegde@linux.ibm.com, osalvador@suse.de, qi.zheng@linux.dev, muchun.song@linux.dev, chenhuacai@kernel.org, kernel@xen0n.name, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, x86@kernel.org, loongarch@lists.linux.dev, linux-s390@vger.kernel.org Subject: Re: [PATCH v3 5/5] mm/sparse-vmemmap: drop @pgmap from vmemmap population APIs Date: Mon, 9 Nov 2026 14:16:30 +0800 Message-ID: <20261109061630.47601-1-lance.yang@linux.dev> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20261107043122.25650-6-songmuchun@bytedance.com> References: <20261107043122.25650-6-songmuchun@bytedance.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261108_221643_630608_C5E5E0C4 X-CRM114-Status: UNSURE ( 5.74 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.1 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-13.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Sat, Nov 07, 2026 at 12:31:22PM +0800, Muchun Song wrote: >The vmemmap population and memory hotplug paths no longer need @pgmap >to decide whether a mapping can be optimized. That state is now carried >in mem_section, and the architecture-specific population code can make >the remaining decisions internally. > >Drop the @pgmap parameter from the vmemmap population helpers and the >related memory hotplug interfaces, and remove the remaining >dev_pagemap-specific coupling from those call chains. > >Signed-off-by: Muchun Song >--- I had another another another look and couldn't spot a missed caller :D Might as well stop passing pgmap around now that nothing down there uses it. LGTM1 Feel free to add: Reviewed-by: Lance Yang