From patchwork Thu Jun 3 19:59:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andr=C3=A9_Almeida?= X-Patchwork-Id: 1487415 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org (client-ip=8.43.85.97; helo=sourceware.org; envelope-from=libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.a=rsa-sha256 header.s=default header.b=pubqqc3H; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4Fwxml2w2Zz9s5R for ; Fri, 4 Jun 2021 06:08:55 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 818A43990022 for ; Thu, 3 Jun 2021 20:08:53 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 818A43990022 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1622750933; bh=nAdeHv+dYnRNoZma89igqDLRVhPjfshFQO3vlpKCJyA=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=pubqqc3HMxUwh3Iw8b1jr29NWoeLEB1qDf24hDaGyp679K0s/Yc/jD9gB5kN+uFHu HmU2w55FvdYvHw86LdFNdjEvMJLQc4kzqMIBBOstbTPUtKkSguoaPqxVMDbARJd89N qO0Yzd/GzerlxJEEbfU4duQumQOhErWjjv6V/SEI= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by sourceware.org (Postfix) with ESMTPS id 1AAEF398BC35 for ; Thu, 3 Jun 2021 20:01:13 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 1AAEF398BC35 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: tonyk) with ESMTPSA id C50071F43475 To: Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , linux-kernel@vger.kernel.org, Steven Rostedt , Sebastian Andrzej Siewior Subject: [PATCH v4 10/15] selftests: futex2: Add wouldblock test Date: Thu, 3 Jun 2021 16:59:19 -0300 Message-Id: <20210603195924.361327-11-andrealmeid@collabora.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210603195924.361327-1-andrealmeid@collabora.com> References: <20210603195924.361327-1-andrealmeid@collabora.com> MIME-Version: 1.0 X-Spam-Status: No, score=-12.2 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, KAM_MANYTO, SPF_HELO_PASS, SPF_PASS, TXREP, UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: =?utf-8?q?Andr=C3=A9_Almeida_via_Libc-alpha?= From: =?utf-8?q?Andr=C3=A9_Almeida?= Reply-To: =?utf-8?q?Andr=C3=A9_Almeida?= Cc: fweimer@redhat.com, shuah@kernel.org, Davidlohr Bueso , libc-alpha@sourceware.org, corbet@lwn.net, linux-api@vger.kernel.org, z.figura12@gmail.com, =?utf-8?q?Andr=C3=A9_Almeida?= , malteskarupke@fastmail.fm, acme@kernel.org, linux-kselftest@vger.kernel.org, Andrey Semashev , joel@joelfernandes.org, Peter Oskolkov , kernel@collabora.com, krisman@collabora.com, pgriffais@valvesoftware.com Errors-To: libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org Sender: "Libc-alpha" Adapt existing futex wait wouldblock file to test the same mechanism for futex2. Signed-off-by: André Almeida --- .../futex/functional/futex_wait_wouldblock.c | 33 ++++++++++++++++--- 1 file changed, 29 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c b/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c index 0ae390ff8164..510a98320248 100644 --- a/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c +++ b/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c @@ -12,6 +12,7 @@ * * HISTORY * 2009-Nov-14: Initial version by Gowrishankar + * 2021-Feb-5: Add futex2 test by André * *****************************************************************************/ @@ -21,7 +22,7 @@ #include #include #include -#include "futextest.h" +#include "futex2test.h" #include "logging.h" #define TEST_NAME "futex-wait-wouldblock" @@ -39,6 +40,7 @@ void usage(char *prog) int main(int argc, char *argv[]) { struct timespec to = {.tv_sec = 0, .tv_nsec = timeout_ns}; + struct timespec64 to64; futex_t f1 = FUTEX_INITIALIZER; int res, ret = RET_PASS; int c; @@ -61,18 +63,41 @@ int main(int argc, char *argv[]) } ksft_print_header(); - ksft_set_plan(1); + ksft_set_plan(2); ksft_print_msg("%s: Test the unexpected futex value in FUTEX_WAIT\n", basename(argv[0])); info("Calling futex_wait on f1: %u @ %p with val=%u\n", f1, &f1, f1+1); res = futex_wait(&f1, f1+1, &to, FUTEX_PRIVATE_FLAG); if (!res || errno != EWOULDBLOCK) { - fail("futex_wait returned: %d %s\n", + ksft_test_result_fail("futex_wait returned: %d %s\n", res ? errno : res, res ? strerror(errno) : ""); ret = RET_FAIL; + } else { + ksft_test_result_pass("futex_wait wouldblock\n"); } - print_result(TEST_NAME, ret); + /* setting absolute timeout for futex2 */ + if (gettime64(CLOCK_MONOTONIC, &to64)) + error("gettime64 failed\n", errno); + + to64.tv_nsec += timeout_ns; + + if (to64.tv_nsec >= 1000000000) { + to64.tv_sec++; + to64.tv_nsec -= 1000000000; + } + + info("Calling futex2_wait on f1: %u @ %p with val=%u\n", f1, &f1, f1+1); + res = futex2_wait(&f1, f1+1, FUTEX_32, &to64); + if (!res || errno != EWOULDBLOCK) { + ksft_test_result_fail("futex2_wait returned: %d %s\n", + res ? errno : res, res ? strerror(errno) : ""); + ret = RET_FAIL; + } else { + ksft_test_result_pass("futex2_wait wouldblock\n"); + } + + ksft_print_cnts(); return ret; }