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 X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 702E4C7618F for ; Thu, 18 Jul 2019 01:06:25 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 47C542173B for ; Thu, 18 Jul 2019 01:06:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 47C542173B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:33530 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnusK-0006Cb-Fi for qemu-devel@archiver.kernel.org; Wed, 17 Jul 2019 21:06:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51921) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnuro-00040b-4n for qemu-devel@nongnu.org; Wed, 17 Jul 2019 21:05:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hnurn-0003m4-45 for qemu-devel@nongnu.org; Wed, 17 Jul 2019 21:05:52 -0400 Received: from mga02.intel.com ([134.134.136.20]:12087) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hnurm-0003j4-ST for qemu-devel@nongnu.org; Wed, 17 Jul 2019 21:05:51 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Jul 2019 18:05:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,276,1559545200"; d="scan'208";a="319489334" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by orsmga004.jf.intel.com with ESMTP; 17 Jul 2019 18:05:47 -0700 From: Wei Yang To: qemu-devel@nongnu.org Date: Thu, 18 Jul 2019 09:04:56 +0800 Message-Id: <20190718010456.4234-3-richardw.yang@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190718010456.4234-1-richardw.yang@linux.intel.com> References: <20190718010456.4234-1-richardw.yang@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.20 Subject: [Qemu-devel] [PATCH v3 2/2] test-bitmap: add test for bitmap_set X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: quintela@redhat.com, corentincj@iksaif.net, pl@kamp.de, peterx@redhat.com, kraxel@redhat.com, pbonzini@redhat.com, Wei Yang Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add a test for bitmap_set. There are three cases: * Both start and end is BITS_PER_LONG aligned * Only start is BITS_PER_LONG aligned * Only end is BITS_PER_LONG aligned Signed-off-by: Wei Yang --- v3: * free bmap * all 1's set correctly * expand range to 2 long * check each possible of offset * add a skeleton to test both bitmap_set and bitmap_set_atomic --- tests/test-bitmap.c | 55 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/tests/test-bitmap.c b/tests/test-bitmap.c index cb7c5e462d..18aa584591 100644 --- a/tests/test-bitmap.c +++ b/tests/test-bitmap.c @@ -59,12 +59,67 @@ static void check_bitmap_copy_with_offset(void) g_free(bmap3); } +typedef void (*bmap_set_func)(unsigned long *map, long i, long len); +static void bitmap_set_case(bmap_set_func set_func) +{ + unsigned long *bmap; + int offset; + + bmap = bitmap_new(BMAP_SIZE); + + /* Both Aligned, set bits [BITS_PER_LONG, 3*BITS_PER_LONG] */ + set_func(bmap, BITS_PER_LONG, 2 * BITS_PER_LONG); + g_assert_cmpuint(bmap[1], ==, -1ul); + g_assert_cmpuint(bmap[2], ==, -1ul); + g_assert_cmpint(find_first_bit(bmap, BITS_PER_LONG), ==, BITS_PER_LONG); + g_assert_cmpint(find_next_zero_bit(bmap, 3 * BITS_PER_LONG, BITS_PER_LONG), + ==, 3 * BITS_PER_LONG); + + for (offset = 0; offset <= BITS_PER_LONG; offset++) { + bitmap_clear(bmap, 0, BMAP_SIZE); + /* End Aligned, set bits [BITS_PER_LONG - offset, 3*BITS_PER_LONG] */ + set_func(bmap, BITS_PER_LONG - offset, 2 * BITS_PER_LONG + offset); + g_assert_cmpuint(bmap[1], ==, -1ul); + g_assert_cmpuint(bmap[2], ==, -1ul); + g_assert_cmpint(find_first_bit(bmap, BITS_PER_LONG), + ==, BITS_PER_LONG - offset); + g_assert_cmpint(find_next_zero_bit(bmap, + 3 * BITS_PER_LONG, + BITS_PER_LONG - offset), + ==, 3 * BITS_PER_LONG); + } + + for (offset = 0; offset <= BITS_PER_LONG; offset++) { + bitmap_clear(bmap, 0, BMAP_SIZE); + /* Start Aligned, set bits [BITS_PER_LONG, 3*BITS_PER_LONG + offset] */ + set_func(bmap, BITS_PER_LONG, 2 * BITS_PER_LONG + offset); + g_assert_cmpuint(bmap[1], ==, -1ul); + g_assert_cmpuint(bmap[2], ==, -1ul); + g_assert_cmpint(find_first_bit(bmap, BITS_PER_LONG), + ==, BITS_PER_LONG); + g_assert_cmpint(find_next_zero_bit(bmap, + 3 * BITS_PER_LONG + offset, + BITS_PER_LONG), + ==, 3 * BITS_PER_LONG + offset); + } + + g_free(bmap); +} + +static void check_bitmap_set(void) +{ + bitmap_set_case(bitmap_set); + bitmap_set_case(bitmap_set_atomic); +} + int main(int argc, char **argv) { g_test_init(&argc, &argv, NULL); g_test_add_func("/bitmap/bitmap_copy_with_offset", check_bitmap_copy_with_offset); + g_test_add_func("/bitmap/bitmap_set", + check_bitmap_set); g_test_run(); -- 2.17.1