From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 01/25] khugepaged: selftests: fix timeout condition in wait_for_scan() Date: Wed, 10 Jun 2020 18:41:22 -0700 Message-ID: <20200611014122.khjJlVhQh%akpm@linux-foundation.org> References: <20200610184053.3fa7368ab80e23bfd44de71f@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:50026 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726290AbgFKBlX (ORCPT ); Wed, 10 Jun 2020 21:41:23 -0400 In-Reply-To: <20200610184053.3fa7368ab80e23bfd44de71f@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: akpm@linux-foundation.org, dan.carpenter@oracle.com, jhubbard@nvidia.com, kirill.shutemov@linux.intel.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, sfr@canb.auug.org.au, shuah@kernel.org, torvalds@linux-foundation.org, william.kucharski@oracle.com, yang.shi@linux.alibaba.com, ziy@nvidia.com From: Dan Carpenter Subject: khugepaged: selftests: fix timeout condition in wait_for_scan() The loop exits with "timeout" set to -1 and not to 0 so the test needs to be fixed. Link: http://lkml.kernel.org/r/20200605110736.GH978434@mwanda Fixes: e7b592f6caca ("khugepaged: add self test") Signed-off-by: Dan Carpenter cked-by: Kirill A. Shutemov Cc: Shuah Khan Cc: Stephen Rothwell Cc: Zi Yan Cc: William Kucharski Cc: Yang Shi Cc: John Hubbard Signed-off-by: Andrew Morton --- tools/testing/selftests/vm/khugepaged.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/testing/selftests/vm/khugepaged.c~khugepaged-selftests-fix-timeout-condition-in-wait_for_scan +++ a/tools/testing/selftests/vm/khugepaged.c @@ -502,7 +502,7 @@ static bool wait_for_scan(const char *ms madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE); - return !timeout; + return timeout == -1; } static void alloc_at_fault(void) _