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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 112ABC433F5 for ; Wed, 4 May 2022 18:29:40 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 039456B009C; Wed, 4 May 2022 14:29:21 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F2D2A6B009D; Wed, 4 May 2022 14:29:20 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DA6776B009E; Wed, 4 May 2022 14:29:20 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id B62246B009C for ; Wed, 4 May 2022 14:29:20 -0400 (EDT) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay11.hostedemail.com (Postfix) with ESMTP id 8E92080CAC for ; Wed, 4 May 2022 18:29:20 +0000 (UTC) X-FDA: 79428898080.18.55DC5F5 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) by imf09.hostedemail.com (Postfix) with ESMTP id 6114B140080 for ; Wed, 4 May 2022 18:29:14 +0000 (UTC) Received: by mail-pg1-f202.google.com with SMTP id i188-20020a636dc5000000b003c143f97bc2so1089327pgc.11 for ; Wed, 04 May 2022 11:29:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=8y34WRUMkXGaI7LiirYCxdfq8R7sMsgfnkBgNzio7vc=; b=izXY7EVw92FzDfdevAMJvFOBnGz+CSM6UkMIvsTglpiKteCgoZp6QifGhzq1D4Dl+i ca0HEhFdNXai4YsJumOdVHvmxKc8ym0x0dz0St7Q6XoPZTF+NO0x7edWwSQNIZpaq8bk kL0iikHDGg++XGlx99/jFSXxot6+qQJ2KhEppwK0hm9hotUM/Sm4GyhPfhts9lB17crq i+vOmM8CMAhyBDy0kvP73FtHqit/Rrrc1kCS1017Jwr9Y/cfzWT4ipdkOFYso7UepntB qK7LSOsDdboMtlc46i27pL7TUpEow9zhMVfNK7WpB8BonYucl67mrDoXR4Wz55RDwe2T CPGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=8y34WRUMkXGaI7LiirYCxdfq8R7sMsgfnkBgNzio7vc=; b=QNWwyd0ZqOpbz/ngZW7JV6nsTp+bd+KjELd4g8jy7i4m9HHIR4oQZGJ7DBnljQnCde yxGaxn6wjHNWLyUIapMkFf3stmhOsk1S/IMqBuoEL/QHkOJRtjb1HHviUmFeKcQ2zFE+ r0EjzCEKYo81p/M/inpELUkj7pDOFvmjwm+AyClLYOAtz4PpFroC2UZ1LKpPBXiZCNYN iphxomiYX6wuLM48Xm/6wAB8YSke9ccPTwVJHqvM3EDDWaE2oTtGgHU9pBAWscZzZFhb Ay7oSQwDaG7Bbs4LS8Hhbo8uOaBkGxDYmdEydVyKJDUkl6cRb7pPvXF6SKJ5awXvBWSt U/VQ== X-Gm-Message-State: AOAM530q/CDxDsAuIaTczf08SftdHQ2WT5bPX7v1/YCF5CKMbJOL+B5K PDjCTeRJnmQYAYVbckN8xGwfzxrfEsBO X-Google-Smtp-Source: ABdhPJz3R/tzVrU+GfQpvY/EakNRjlgGc3rdRnTdOp7XNw4RRoGUgJkJqCBw4Q5RqkYLf56sAroZKd5Rmhyk X-Received: from yuanchu.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:1e51]) (user=yuanchu job=sendgmr) by 2002:aa7:8888:0:b0:50f:2e7a:76b7 with SMTP id z8-20020aa78888000000b0050f2e7a76b7mr6455495pfe.48.1651688958824; Wed, 04 May 2022 11:29:18 -0700 (PDT) Date: Wed, 4 May 2022 18:29:08 +0000 In-Reply-To: <20220504001153.119485-1-sj@kernel.org> Message-Id: <20220504182908.1322874-1-yuanchu@google.com> Mime-Version: 1.0 References: <20220504001153.119485-1-sj@kernel.org> X-Mailer: git-send-email 2.36.0.464.gb9c8b46e94-goog Subject: [PATCH v3] selftests/damon: suppress compiler warnings for huge_count_read_write From: Yuanchu Xie To: Shuah Khan , Markus Boehme , SeongJae Park Cc: rientjes@google.com, Andrew Morton , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Yuanchu Xie Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 6114B140080 X-Stat-Signature: a6a7fi4yysuiwn3poqgskmnmdjbg3uxk Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=izXY7EVw; spf=pass (imf09.hostedemail.com: domain of 3_sVyYgcKCG8lhNaPUhTbbTYR.PbZYVahk-ZZXiNPX.beT@flex--yuanchu.bounces.google.com designates 209.85.215.202 as permitted sender) smtp.mailfrom=3_sVyYgcKCG8lhNaPUhTbbTYR.PbZYVahk-ZZXiNPX.beT@flex--yuanchu.bounces.google.com; dmarc=pass (policy=reject) header.from=google.com X-HE-Tag: 1651688954-472828 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: The test case added in commit db7a347b26fe ("mm/damon/dbgfs: use '__GFP_NOWARN' for user-specified size buffer allocation") intentionally writes and reads with a large count to cause allocation failure and check for kernel warnings. We suppress the compiler warnings for these calls as they work as intended. Signed-off-by: Yuanchu Xie --- tools/testing/selftests/damon/huge_count_read_write.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/testing/selftests/damon/huge_count_read_write.c b/tools/testing/selftests/damon/huge_count_read_write.c index ad7a6b4cf338..91bd80c75cd9 100644 --- a/tools/testing/selftests/damon/huge_count_read_write.c +++ b/tools/testing/selftests/damon/huge_count_read_write.c @@ -2,6 +2,8 @@ /* * Author: SeongJae Park */ +#pragma GCC diagnostic ignored "-Wstringop-overflow" +#pragma GCC diagnostic ignored "-Wstringop-overread" #include #include -- 2.36.0.464.gb9c8b46e94-goog