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 8CD51EB64DD for ; Mon, 14 Aug 2023 19:22:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231491AbjHNTVc (ORCPT ); Mon, 14 Aug 2023 15:21:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232166AbjHNTVL (ORCPT ); Mon, 14 Aug 2023 15:21:11 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E5F5A10FA for ; Mon, 14 Aug 2023 12:21:08 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7A1A662305 for ; Mon, 14 Aug 2023 19:21:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CCB7CC433C8; Mon, 14 Aug 2023 19:21:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1692040867; bh=83AzpG2XwawfxjgsERGC1KquxHCsbQFI00C8dCWxZ88=; h=Date:To:From:Subject:From; b=ohxgyDOo1JW13M50yf23kXS3SrJr8ERvqwBW1TfANyhnpX6ZGjHgNtrUxsGoAbnwj EOCuBqvOPhqiaPCYuFeCXAPpiFAzY58TDxHwKxJSWpSELswVC06isBq1zsy88qnP9p 3LQm7DVcGbYqC315x+7dkQYvkxgecjmOL15Eqtzs= Date: Mon, 14 Aug 2023 12:21:06 -0700 To: mm-commits@vger.kernel.org, shuah@kernel.org, rongtao@cestc.cn, akpm@linux-foundation.org From: Andrew Morton Subject: + selftests-mm-fix-uffd-stress-help-information.patch added to mm-unstable branch Message-Id: <20230814192107.CCB7CC433C8@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: selftests/mm: fix uffd-stress help information has been added to the -mm mm-unstable branch. Its filename is selftests-mm-fix-uffd-stress-help-information.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-mm-fix-uffd-stress-help-information.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: Rong Tao Subject: selftests/mm: fix uffd-stress help information Date: Mon, 14 Aug 2023 18:45:50 +0800 commit 686a8bb72349("selftests/mm: split uffd tests into uffd-stress and uffd-unit-tests") split uffd tests into uffd-stress and uffd-unit-tests, obviously we need to modify the help information synchronously. Also modify code indentation. Link: https://lkml.kernel.org/r/tencent_64FC724AC5F05568F41BD1C68058E83CEB05@qq.com Signed-off-by: Rong Tao Cc: Shuah Khan Signed-off-by: Andrew Morton --- tools/testing/selftests/mm/uffd-stress.c | 24 ++++++++++----------- 1 file changed, 12 insertions(+), 12 deletions(-) --- a/tools/testing/selftests/mm/uffd-stress.c~selftests-mm-fix-uffd-stress-help-information +++ a/tools/testing/selftests/mm/uffd-stress.c @@ -53,21 +53,21 @@ pthread_attr_t attr; do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0) const char *examples = - "# Run anonymous memory test on 100MiB region with 99999 bounces:\n" - "./userfaultfd anon 100 99999\n\n" - "# Run share memory test on 1GiB region with 99 bounces:\n" - "./userfaultfd shmem 1000 99\n\n" - "# Run hugetlb memory test on 256MiB region with 50 bounces:\n" - "./userfaultfd hugetlb 256 50\n\n" - "# Run the same hugetlb test but using private file:\n" - "./userfaultfd hugetlb-private 256 50\n\n" - "# 10MiB-~6GiB 999 bounces anonymous test, " - "continue forever unless an error triggers\n" - "while ./userfaultfd anon $[RANDOM % 6000 + 10] 999; do true; done\n\n"; + "# Run anonymous memory test on 100MiB region with 99999 bounces:\n" + "./uffd-stress anon 100 99999\n\n" + "# Run share memory test on 1GiB region with 99 bounces:\n" + "./uffd-stress shmem 1000 99\n\n" + "# Run hugetlb memory test on 256MiB region with 50 bounces:\n" + "./uffd-stress hugetlb 256 50\n\n" + "# Run the same hugetlb test but using private file:\n" + "./uffd-stress hugetlb-private 256 50\n\n" + "# 10MiB-~6GiB 999 bounces anonymous test, " + "continue forever unless an error triggers\n" + "while ./uffd-stress anon $[RANDOM % 6000 + 10] 999; do true; done\n\n"; static void usage(void) { - fprintf(stderr, "\nUsage: ./userfaultfd \n\n"); + fprintf(stderr, "\nUsage: ./uffd-stress \n\n"); fprintf(stderr, "Supported : anon, hugetlb, " "hugetlb-private, shmem, shmem-private\n\n"); fprintf(stderr, "Examples:\n\n"); _ Patches currently in -mm which might be from rongtao@cestc.cn are selftests-mm-fix-uffd-stress-help-information.patch