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 17DDAC32771 for ; Tue, 27 Sep 2022 02:51:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230343AbiI0Cvv (ORCPT ); Mon, 26 Sep 2022 22:51:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230334AbiI0Ctl (ORCPT ); Mon, 26 Sep 2022 22:49:41 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0955AEA5AC for ; Mon, 26 Sep 2022 19:49:00 -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 6E135B81914 for ; Tue, 27 Sep 2022 02:48:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D356C433C1; Tue, 27 Sep 2022 02:48:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1664246937; bh=VaM6+QnNoRGK2YJ8wH77RsArh1AvnCweYJRWdyfPSWc=; h=Date:To:From:Subject:From; b=KflMJUYLQfTUkYj7aDUCS10qofm2QnIpXX8BCRXVKbAL4nOf3T+2TWj1KZYinKmIo c+tDm/YyYNbnYAAhIhqeGKQai+TMHB6dEPDdzemX4ZmsV1UBSu8mjRva6I4WhcBCdn daLK+hiOC0fpoO1iLZqJQ2o84y7y6LQhZrAjwE/k= Date: Mon, 26 Sep 2022 19:48:56 -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] xen-use-vma_lookup-in-privcmd_ioctl_mmap.patch removed from -mm tree Message-Id: <20220927024857.1D356C433C1@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: xen: use vma_lookup() in privcmd_ioctl_mmap() has been removed from the -mm tree. Its filename was xen-use-vma_lookup-in-privcmd_ioctl_mmap.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: xen: use vma_lookup() in privcmd_ioctl_mmap() Date: Tue, 6 Sep 2022 19:48:49 +0000 vma_lookup() walks the VMA tree for a specific value, find_vma() will search the tree after walking to a specific value. It is more efficient to only walk to the requested value since privcmd_ioctl_mmap() will exit the loop if vm_start != msg->va. Link: https://lkml.kernel.org/r/20220906194824.2110408-20-Liam.Howlett@oracle.com Signed-off-by: Liam R. Howlett Acked-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 --- drivers/xen/privcmd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/xen/privcmd.c~xen-use-vma_lookup-in-privcmd_ioctl_mmap +++ a/drivers/xen/privcmd.c @@ -282,7 +282,7 @@ static long privcmd_ioctl_mmap(struct fi struct page, lru); struct privcmd_mmap_entry *msg = page_address(page); - vma = find_vma(mm, msg->va); + vma = vma_lookup(mm, msg->va); rc = -EINVAL; if (!vma || (msg->va != vma->vm_start) || vma->vm_private_data) _ Patches currently in -mm which might be from Liam.Howlett@Oracle.com are