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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F360CE7D0BC for ; Fri, 22 Sep 2023 01:35:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229526AbjIVBfY (ORCPT ); Thu, 21 Sep 2023 21:35:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230133AbjIVBfY (ORCPT ); Thu, 21 Sep 2023 21:35:24 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 841AFF1 for ; Thu, 21 Sep 2023 18:35:18 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 20D3CC433C9; Fri, 22 Sep 2023 01:35:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1695346518; bh=VNzK/CW7BDA0jjSbNJ75s2mSF9JBNXgTAwkIjhVFxu0=; h=Date:To:From:Subject:From; b=yUQVTu7QOf+3l39iiDu8Pq1ol3wH4dj8LhQCllIHMJzuPzR2J6x/kcNv7siqRWx5M FlCbUQU0F9r8SsJK8XYEp80Utq0zhPV7YDAhyMeSGU9PDW6+h28VLHUMMbqfEqPTsN O6WgGs0Dvefd3Pev5dNgMJcgDUy+QZG/2muXz4Qc= Date: Thu, 21 Sep 2023 18:35:17 -0700 To: mm-commits@vger.kernel.org, willy@infradead.org, duminjie@vivo.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-filemap-increase-usage-of-folio_next_index-helper.patch added to mm-unstable branch Message-Id: <20230922013518.20D3CC433C9@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/filemap: increase usage of folio_next_index() helper has been added to the -mm mm-unstable branch. Its filename is mm-filemap-increase-usage-of-folio_next_index-helper.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-filemap-increase-usage-of-folio_next_index-helper.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Minjie Du Subject: mm/filemap: increase usage of folio_next_index() helper Date: Thu, 21 Sep 2023 16:15:35 +0800 Simplify code pattern of 'folio->index + folio_nr_pages(folio)' by using the existing helper folio_next_index() in filemap_map_pages(). Link: https://lkml.kernel.org/r/20230921081535.3398-1-duminjie@vivo.com Signed-off-by: Minjie Du Cc: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/filemap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/filemap.c~mm-filemap-increase-usage-of-folio_next_index-helper +++ a/mm/filemap.c @@ -3591,7 +3591,7 @@ vm_fault_t filemap_map_pages(struct vm_f addr += (xas.xa_index - last_pgoff) << PAGE_SHIFT; vmf->pte += xas.xa_index - last_pgoff; last_pgoff = xas.xa_index; - end = folio->index + folio_nr_pages(folio) - 1; + end = folio_next_index(folio) - 1; nr_pages = min(end, end_pgoff) - xas.xa_index + 1; if (!folio_test_large(folio)) _ Patches currently in -mm which might be from duminjie@vivo.com are mm-filemap-increase-usage-of-folio_next_index-helper.patch