From patchwork Sat Jul 10 19:41:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Uladzislau Rezki X-Patchwork-Id: 12368851 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21BDDC07E95 for ; Sat, 10 Jul 2021 19:42:03 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B3A9161241 for ; Sat, 10 Jul 2021 19:42:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B3A9161241 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 635266B0074; Sat, 10 Jul 2021 15:42:02 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5E5EA6B0078; Sat, 10 Jul 2021 15:42:02 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 485D26B007B; Sat, 10 Jul 2021 15:42:02 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0069.hostedemail.com [216.40.44.69]) by kanga.kvack.org (Postfix) with ESMTP id 212376B0074 for ; Sat, 10 Jul 2021 15:42:02 -0400 (EDT) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 3537C8248D52 for ; Sat, 10 Jul 2021 19:42:01 +0000 (UTC) X-FDA: 78347698842.29.F498A8E Received: from mail-lj1-f180.google.com (mail-lj1-f180.google.com [209.85.208.180]) by imf13.hostedemail.com (Postfix) with ESMTP id EA04310049A0 for ; Sat, 10 Jul 2021 19:42:00 +0000 (UTC) Received: by mail-lj1-f180.google.com with SMTP id u25so14630301ljj.11 for ; Sat, 10 Jul 2021 12:42:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=5T7KVRU9KQXhZHkbGTMG0QB7ScyZp9VJ+DfUGpWKfso=; b=iT4HivcxPYzkkCyPgPmIxyUsIKTne09svC3gu67YfZlMhGzWnwrZZfOXhLmLX2i6e/ 4yZJbjhERU76g5Shx/9nqJJBen657KiF9SHkN2N0HvachGxI2YvRPLL8pv9D7OW6Om4E LDK5fmqYhP/tQVRM4GtqVIfPF7yXIVVFrhj0K2pAIMIBNGup4AZvlNd09dJTWDlQ/5OT 4QOdi2OatiJ5cjQqHt1Ck/heWms/YcfV12CzUTAHYgnCa8QwXMtWO9vCss1pbbRWfXKj rUHZC7FIEZMDvardTBKiV22EEJH0m1ZeXmJLwcvvjWKwRnLK6zvhNdHL4dI/WUYVgOWp mZ/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=5T7KVRU9KQXhZHkbGTMG0QB7ScyZp9VJ+DfUGpWKfso=; b=aIk9IaI9RRN4ze/2j2ZimhapdVV0djKKE09HIHm+TyljLyfmgUIXNMfedqlgBRnhb3 4IxbmxHJ4yuKbWnUy7ZzsNuUqamqfVbph8iuPziHm1NoQIGoAA+vWLgEL6VsIlIl3uw+ uONHGibxRCTw1yTVgYtBu/FOVXKIHi/W+OaGNyf9cLT/xB9IL3FqJyiCHV4vMGnApCJL oHXZoIYJt0WT55xSi6IDVkfEEglGnzQGYGCK8fkdu8mISY0Fok9hTSu90iJm+dIJecnC bfssc9RRAQP+bl7QvsQc99r5KZ8ta3dMul+w4akRt0xTbNCNBTk13KJvPnhn17CZn146 BeEg== X-Gm-Message-State: AOAM53216X/WYkKNz52lZ9XbJ1EI8RE6h5V/wttL8h/RbQO/Jewv4esg CwHFAp7EOPflNl32czboxAQ= X-Google-Smtp-Source: ABdhPJwESs8X8plCCr55C322Zv2e1Sq2tLbYcDiIUOFGtGp79fG9KfBlP/BCeYVlEKE+xzmOa1dx7g== X-Received: by 2002:a05:651c:b0c:: with SMTP id b12mr35235398ljr.190.1625946119294; Sat, 10 Jul 2021 12:41:59 -0700 (PDT) Received: from pc638.lan (h5ef52e3d.seluork.dyn.perspektivbredband.net. [94.245.46.61]) by smtp.gmail.com with ESMTPSA id q21sm775523lfp.233.2021.07.10.12.41.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Jul 2021 12:41:58 -0700 (PDT) From: "Uladzislau Rezki (Sony)" To: Andrew Morton Cc: linux-mm@kvack.org, LKML , Mel Gorman , Christoph Hellwig , Matthew Wilcox , Nicholas Piggin , Uladzislau Rezki , Hillf Danton , Michal Hocko , Oleksiy Avramchenko , Steven Rostedt Subject: [PATCH] lib/test_vmalloc.c: Add a new 'nr_pages' parameter Date: Sat, 10 Jul 2021 21:41:51 +0200 Message-Id: <20210710194151.21370-1-urezki@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: EA04310049A0 X-Stat-Signature: h9rudgdxbdrc7m4mpqggdex995xtyder Authentication-Results: imf13.hostedemail.com; dkim=pass header.d=gmail.com header.s=20161025 header.b=iT4Hivcx; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf13.hostedemail.com: domain of urezki@gmail.com designates 209.85.208.180 as permitted sender) smtp.mailfrom=urezki@gmail.com X-HE-Tag: 1625946120-182100 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: In order to simulate different fixed sizes for vmalloc allocation introduce a new parameter that sets number of pages to be allocated for the "fix_size_alloc_test" test. By default 1 page is used unless a different number is specified over the new parameter. Signed-off-by: Uladzislau Rezki (Sony) --- lib/test_vmalloc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lib/test_vmalloc.c b/lib/test_vmalloc.c index 01e9543de566..e14993bc84d2 100644 --- a/lib/test_vmalloc.c +++ b/lib/test_vmalloc.c @@ -35,6 +35,9 @@ __param(int, test_repeat_count, 1, __param(int, test_loop_count, 1000000, "Set test loop counter"); +__param(int, nr_pages, 0, + "Set number of pages for fix_size_alloc_test(default: 1)"); + __param(int, run_test_mask, INT_MAX, "Set tests specified in the mask.\n\n" "\t\tid: 1, name: fix_size_alloc_test\n" @@ -262,7 +265,7 @@ static int fix_size_alloc_test(void) int i; for (i = 0; i < test_loop_count; i++) { - ptr = vmalloc(3 * PAGE_SIZE); + ptr = vmalloc((nr_pages > 0 ? nr_pages:1) * PAGE_SIZE); if (!ptr) return -1;