From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4BEC0CA1011 for ; Mon, 1 Sep 2025 23:12:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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-Owner; bh=3omo2/Msq4337kYduj+ovRVjssZlVJ0RpvEpP3Gn3sQ=; b=wSmrdOjGFl7OTg 5CoiK8BwBGYLg800TLk3+MqF4RD424/gpR0HSBTmhNavTmj3nR2su1sLmZmGl0eqeU/i0jysI3lUH NothjuRrL76kaflcX/X7/akLhMqjEkGEkioUZ5beOnqQzxkMTCuR6j/acgKAHCxqUfljxSFB3z1lc Ho273e1nBLv+8dtPjpshtWYzLNzWyQC3lVMzVDICqo7c/WCRS2j4VFDnHdLnyJEFm095AaYOm7Xh9 Vk2zZ6aAki2pHfAm2117wY3931PK+GvZc2IIvEau+nFy+CVmKnfI+F/nZeUzR4NS3rZ7NZS7kAa9Y fue4KGHQji8egugx0I2w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1utDgo-0000000EDkO-21tT; Mon, 01 Sep 2025 23:11:54 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ut69d-0000000Cyqp-2fSN for linux-riscv@lists.infradead.org; Mon, 01 Sep 2025 15:09:10 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1756739348; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=28W0TjP7quFSAyZF0qsh8B2KkVopKfPNU5v7Cs/5Ym0=; b=J/9jvbTk5VLxiumgC/sn3gRJqrfKQgcnxYrfDtWbLoYw8uKxQeOPD4gI+3y6xkCtoSU2pa tDqGKCSLHVgv6JMo6f5c/Nd2/0bV7siLsxrQ090+gLz4b12uMVOBwZycSW++Bi8iujcLN8 mxDhTRvYBxkNIG3+BJkufZqVZNdD18w= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-367-Xnh8yLGcPFel-NQdQHGKhw-1; Mon, 01 Sep 2025 11:09:04 -0400 X-MC-Unique: Xnh8yLGcPFel-NQdQHGKhw-1 X-Mimecast-MFC-AGG-ID: Xnh8yLGcPFel-NQdQHGKhw_1756739339 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2E757195608B; Mon, 1 Sep 2025 15:08:59 +0000 (UTC) Received: from t14s.fritz.box (unknown [10.22.88.45]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 4EC2D1800447; Mon, 1 Sep 2025 15:08:44 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Alexander Potapenko , Andrew Morton , Brendan Jackman , Christoph Lameter , Dennis Zhou , Dmitry Vyukov , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, iommu@lists.linux.dev, io-uring@vger.kernel.org, Jason Gunthorpe , Jens Axboe , Johannes Weiner , John Hubbard , kasan-dev@googlegroups.com, kvm@vger.kernel.org, Linus Torvalds , linux-arm-kernel@axis.com, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-ide@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mips@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, Marco Elver , Marek Szyprowski , Michal Hocko , Mike Rapoport , Muchun Song , netdev@vger.kernel.org, Oscar Salvador , Peter Xu , Robin Murphy , Suren Baghdasaryan , Tejun Heo , virtualization@lists.linux.dev, Vlastimil Babka , wireguard@lists.zx2c4.com, x86@kernel.org, Zi Yan Subject: [PATCH v2 17/37] mm/pagewalk: drop nth_page() usage within folio in folio_walk_start() Date: Mon, 1 Sep 2025 17:03:38 +0200 Message-ID: <20250901150359.867252-18-david@redhat.com> In-Reply-To: <20250901150359.867252-1-david@redhat.com> References: <20250901150359.867252-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250901_080909_742922_9C836081 X-CRM114-Status: GOOD ( 12.99 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org It's no longer required to use nth_page() within a folio, so let's just drop the nth_page() in folio_walk_start(). Reviewed-by: Lorenzo Stoakes Reviewed-by: Liam R. Howlett Signed-off-by: David Hildenbrand --- mm/pagewalk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/pagewalk.c b/mm/pagewalk.c index c6753d370ff4e..9e4225e5fcf5c 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -1004,7 +1004,7 @@ struct folio *folio_walk_start(struct folio_walk *fw, found: if (expose_page) /* Note: Offset from the mapped page, not the folio start. */ - fw->page = nth_page(page, (addr & (entry_size - 1)) >> PAGE_SHIFT); + fw->page = page + ((addr & (entry_size - 1)) >> PAGE_SHIFT); else fw->page = NULL; fw->ptl = ptl; -- 2.50.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv