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 CB6E4C07E9D for ; Tue, 27 Sep 2022 02:51:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230337AbiI0Cvu (ORCPT ); Mon, 26 Sep 2022 22:51:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230438AbiI0Ctm (ORCPT ); Mon, 26 Sep 2022 22:49:42 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 729BEF34E2 for ; Mon, 26 Sep 2022 19:49:01 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 1D686B81911 for ; Tue, 27 Sep 2022 02:49:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B49E3C433C1; Tue, 27 Sep 2022 02:48:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1664246939; bh=E3ynWRErUKtn/EjtpdaKzQKmEozVRFhSUODNAfU3RgI=; h=Date:To:From:Subject:From; b=Zow4k1KWXqgPOJb96riC3r0q/hDp4ElhJuhTF4UHAQ306eMPFEYN1ClcK/Y1uFV4j mhKhKb2lwZKRKtQAooqbx3ypfNV5+dkKgNFD49/wxRVnBQ5HKNKbWRBlBOtNLG06ZA 1FmRvZPmLoufOazJ2E0HtjO75f8Tx5Q7q2R/TJIo= Date: Mon, 26 Sep 2022 19:48:59 -0700 To: mm-commits@vger.kernel.org, yuzhao@google.com, willy@infradead.org, will@kernel.org, vbabka@suse.cz, svens@linux.ibm.com, sj@kernel.org, dhowells@redhat.com, david@redhat.com, dave@stgolabs.net, catalin.marinas@arm.com, Liam.Howlett@Oracle.com, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-khugepaged-optimize-collapse_pte_mapped_thp-by-using-vma_lookup.patch removed from -mm tree Message-Id: <20220927024859.B49E3C433C1@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: mm/khugepaged: optimize collapse_pte_mapped_thp() by using vma_lookup() has been removed from the -mm tree. Its filename was mm-khugepaged-optimize-collapse_pte_mapped_thp-by-using-vma_lookup.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Liam R. Howlett" Subject: mm/khugepaged: optimize collapse_pte_mapped_thp() by using vma_lookup() Date: Tue, 6 Sep 2022 19:48:50 +0000 vma_lookup() will walk the vma tree once and not continue to look for the next vma. Since the exact vma is checked below, this is a more optimal way of searching. Link: https://lkml.kernel.org/r/20220906194824.2110408-22-Liam.Howlett@oracle.com Signed-off-by: Liam R. Howlett Reviewed-by: Vlastimil Babka Tested-by: Yu Zhao Cc: Catalin Marinas Cc: David Hildenbrand Cc: David Howells Cc: Davidlohr Bueso Cc: "Matthew Wilcox (Oracle)" Cc: SeongJae Park Cc: Sven Schnelle Cc: Will Deacon Signed-off-by: Andrew Morton --- mm/khugepaged.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/khugepaged.c~mm-khugepaged-optimize-collapse_pte_mapped_thp-by-using-vma_lookup +++ a/mm/khugepaged.c @@ -1389,7 +1389,7 @@ static void collapse_and_free_pmd(struct void collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr) { unsigned long haddr = addr & HPAGE_PMD_MASK; - struct vm_area_struct *vma = find_vma(mm, haddr); + struct vm_area_struct *vma = vma_lookup(mm, haddr); struct page *hpage; pte_t *start_pte, *pte; pmd_t *pmd; _ Patches currently in -mm which might be from Liam.Howlett@Oracle.com are