From patchwork Tue Nov 23 20:46:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yosry Ahmed X-Patchwork-Id: 517283 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 9AED6C433F5 for ; Tue, 23 Nov 2021 20:46:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236512AbhKWUt4 (ORCPT ); Tue, 23 Nov 2021 15:49:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235790AbhKWUt4 (ORCPT ); Tue, 23 Nov 2021 15:49:56 -0500 Received: from mail-pf1-x449.google.com (mail-pf1-x449.google.com [IPv6:2607:f8b0:4864:20::449]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD524C061714 for ; Tue, 23 Nov 2021 12:46:47 -0800 (PST) Received: by mail-pf1-x449.google.com with SMTP id a23-20020a62bd17000000b004a3f6892612so219231pff.22 for ; Tue, 23 Nov 2021 12:46:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:message-id:mime-version:subject:from:to:cc; bh=UhzMC3gbpAhepjgGNXDGMQ9GMejl51H6Lr8A14dJ5WE=; b=A7Kq8VbNSvNKQE0EZ9WZyxUdcgsFAVwWgZbwDSqpOLFFET3/Q7BZ8cLiG1wFxadg0W ueej/38HwlGhbYGNBTuoLGi+5DGb+YanH6H1YXuou3OyfA9mTyRzK+K1K6h4Gi3IZqpA ZOheDpT/zyvOzIo2gKXo93/nPLpWB36WqBFqDuyAMzQUmwpqF4ZmurQ70oZ6eLpnSAJ7 9Nkt9vmaedplWbz7IrDOJuNXT41bmk506mhzG3Pmx0f5myqN/MOTL2BslJ1pNY/1yEo1 QC6pGUME+FRUx9iBDGFDPED7FdvUaOAgricu807+2Tn/kcaJYMk0qbfPyhISJVQiwfm7 yfVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=UhzMC3gbpAhepjgGNXDGMQ9GMejl51H6Lr8A14dJ5WE=; b=cSRnlpdPMq1wintHU3C8emTWlww13R4aW4bb2amopR8VBSVA8lun1ov7/8U3HI14nL wusz9tCsSuoWia8mbG8t2Ln9cWF+SKmTmtaEu4Jlw16Uq0mH+BILBhM8UnTIp5DtmKUo AHF06FN8FDsDYUgZTKXazd0hdeFTPc74D7pDemWHriP9XYzZRm27cZQM15VrgJBKBFuN 1fD/vWEPhEgotbXthpnRcFpwqISabzGTSVYICRiuMbUzHtB9nm7H62KbOdxGVNoImVxf Ik5KQncXBrvlIvg+MuJQY9fRSJHhl/aFRFhrnDMj+aYTkv3vjT/n5YzJmie6uwny3GBX 67yA== X-Gm-Message-State: AOAM532/qvvampPIWqFzt2PqGHo0FAHtVL889RR3orvPoF6tVA6m28ii xt2tQwFqZaz+F8FFanxvuL/rr+xts21SN4Ef X-Google-Smtp-Source: ABdhPJzB5qfoeMNXtsmN+t/EQtIL+awdoz0JM1gizNNZ15PIzzNjopwIwclnBVASYK+9+0A9FmUuHSa007j3Z+GI X-Received: from yosry.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:2327]) (user=yosryahmed job=sendgmr) by 2002:a17:903:1247:b0:143:b9b9:52a2 with SMTP id u7-20020a170903124700b00143b9b952a2mr10645431plh.35.1637700407314; Tue, 23 Nov 2021 12:46:47 -0800 (PST) Date: Tue, 23 Nov 2021 20:46:44 +0000 Message-Id: <20211123204644.3458700-1-yosryahmed@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.34.0.rc2.393.gf8c9666880-goog Subject: [PATCH] mm, hugepages: fix size in hugetlb mremap() test From: Yosry Ahmed To: Andrew Morton , Shuah Khan Cc: linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Mina Almasry , Yosry Ahmed Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org The hugetlb vma mremap() test mentions in the header comment that it uses 10MB worth of huge pages, when it actually uses 1GB. This causes the test to fail on devices with smaller memories. Signed-off-by: Yosry Ahmed --- tools/testing/selftests/vm/hugepage-mremap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/vm/hugepage-mremap.c b/tools/testing/selftests/vm/hugepage-mremap.c index 257df94697a5..551e68f97926 100644 --- a/tools/testing/selftests/vm/hugepage-mremap.c +++ b/tools/testing/selftests/vm/hugepage-mremap.c @@ -18,7 +18,7 @@ #include #include -#define LENGTH (1UL * 1024 * 1024 * 1024) +#define LENGTH (10UL * 1024 * 1024) #define PROTECTION (PROT_READ | PROT_WRITE | PROT_EXEC) #define FLAGS (MAP_SHARED | MAP_ANONYMOUS)