From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2250F2EC0AA for ; Mon, 1 Sep 2025 15:12:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756739571; cv=none; b=YmiKd7uwEXs1WZ8SvFvCEkYeduO74pjYpnUcDrGRJvUFwo3meT12zCBkuryXDPtlWTpZtUnpB8ADjcygstn1Gqnbfw4Sn65f/LJXJU1htVOawcj53Cv3SAhNXXCu2XDrYjM9mkkmoNpsqzG/BJ+ZeUS+CNJurWs2wUaCQPDyjss= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756739571; c=relaxed/simple; bh=g5diGWAGlgAGcZy36owgGhleaaqBq9erU47jJVOB/rY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NK38eeMaYFX7opAnZeKlUsQMrcwKiQKzeCsOlgSGvee68b3I0oPl3xpPyUpBY4Z29vkD116espcWsHjJd1Q5P3RezVwuQJL2AkgNE0ParrPK4aO47+GA5nmHRFSsCXfzbsei0OWjMh4/W2ZuKw2pNT5FwKFC3NnBQc/X8u/9rXs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=QbYNrktD; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="QbYNrktD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1756739569; 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=JVCL+sDJBGR9bgMgmkBKkSxPQW+6L4IAi1OzfCPQ8Uc=; b=QbYNrktDLWGGPfw45RE5LHr41cE5IptpkeZoL3bjoVCAChh3I8s6CSbN7m5wnwzAm/RXyW btX5ZJHmcJ4zvI+dRVNHKnN65/g1lXoGGh7hKRWAXtKqIelpk9nZ0MpJp2taUqlKpszj5o GUxancFyD8UOq3pzyxUpb9/R+VN7THQ= 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-622-R8OgGqqjNtqx4P4_88Q7FA-1; Mon, 01 Sep 2025 11:12:46 -0400 X-MC-Unique: R8OgGqqjNtqx4P4_88Q7FA-1 X-Mimecast-MFC-AGG-ID: R8OgGqqjNtqx4P4_88Q7FA_1756739562 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 AC08F195608B; Mon, 1 Sep 2025 15:12:41 +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 D93CA1800447; Mon, 1 Sep 2025 15:12:24 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: David Hildenbrand , Bart Van Assche , Lorenzo Stoakes , "Martin K. Petersen" , Doug Gilbert , "James E.J. Bottomley" , 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, "Liam R. Howlett" , 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 31/37] scsi: sg: drop nth_page() usage within SG entry Date: Mon, 1 Sep 2025 17:03:52 +0200 Message-ID: <20250901150359.867252-32-david@redhat.com> In-Reply-To: <20250901150359.867252-1-david@redhat.com> References: <20250901150359.867252-1-david@redhat.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 It's no longer required to use nth_page() when iterating pages within a single SG entry, so let's drop the nth_page() usage. Reviewed-by: Bart Van Assche Reviewed-by: Lorenzo Stoakes Reviewed-by: Martin K. Petersen Cc: Doug Gilbert Cc: "James E.J. Bottomley" Signed-off-by: David Hildenbrand --- drivers/scsi/sg.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 3c02a5f7b5f39..4c62c597c7be9 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1235,8 +1235,7 @@ sg_vma_fault(struct vm_fault *vmf) len = vma->vm_end - sa; len = (len < length) ? len : length; if (offset < len) { - struct page *page = nth_page(rsv_schp->pages[k], - offset >> PAGE_SHIFT); + struct page *page = rsv_schp->pages[k] + (offset >> PAGE_SHIFT); get_page(page); /* increment page count */ vmf->page = page; return 0; /* success */ -- 2.50.1