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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m10-20020a1709026bca00b0016a3102f8ecsi9751995plt.440.2022.06.22.21.51.01; Wed, 22 Jun 2022 21:51:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ZgX2RmY9; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231881AbiFWEss (ORCPT + 99 others); Thu, 23 Jun 2022 00:48:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52674 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343761AbiFWEFc (ORCPT ); Thu, 23 Jun 2022 00:05:32 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 455E53EF03 for ; Wed, 22 Jun 2022 21:05:31 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id D984D60F92 for ; Thu, 23 Jun 2022 04:05:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0821C3411B; Thu, 23 Jun 2022 04:05:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1655957130; bh=2UyGTSqVR/Y2YvttRxXwD6RrqgslHhqELmKAKfDMlSs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZgX2RmY9WHipioZJhoQAQbDPSCYa+2lXYl1fAkh1Pc89RoWxPDo3rMsB3lq17mOfW hQ6THnUgteTa1Bpe+zkx2RhqOj5EO2E329dtLyFpyHGy574HlzALKELPd78Ka+rtHa Q95fIbeQwzEA/Se3sBN3B2LZVLmtwkRVlkIFdPbTl+6MUlH02XBoJfZ5/CdOfovy2Z MpMjWhpK+He0NIEaWlKIRSFGm+/dwTdd2FAEXbl07OLkznvhofl8K1Kru8MZXthVT9 2/4KptYo7NFPW86Thf5PHzPbaXpaZ4II+ul/KuBPtgWMQZCjhoIvkc1GUZZVYbd3Rz 5bhFgUuR3IrEA== Date: Wed, 22 Jun 2022 23:05:27 -0500 From: Mike Rapoport To: "Huang, Shaoqin" Cc: Rebecca Mckeever , linux-mm@kvack.org, linux-kernel@vger.kernel.org, David Hildenbrand Subject: Re: [PATCH v3 2/4] memblock tests: add verbose output to memblock tests Message-ID: References: <004e021cc3cb7be8749361b3b1cb324459b9cb9f.1655889641.git.remckee0@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-7.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 23, 2022 at 09:29:05AM +0800, Huang, Shaoqin wrote: > > > On 6/23/2022 8:45 AM, Rebecca Mckeever wrote: > > On Wed, Jun 22, 2022 at 06:32:04PM +0800, Huang, Shaoqin wrote: > > > Just test it and everything works fine. And I think there are some thing can > > > improve: > > > > > > The prefix_push() and prefix_pop() are used in so many functions and > > > almost of them just put the prefix_push(__func__) begin in the head and the > > > prefix_pop() in the end. > > > May be you can define some macro that when you output something and > > > automatically push the __func__ as prefix. And when leave the function, > > > automatically pop it. And only in some special place, you call it manually. > > > > > Thank you for your review. I'm not sure how you would automatically push > > __func__ since you have to be inside the function to access that > > variable. Let me know if you have any suggestions. I am thinking about > > adding another function in common.c that just calls test_pass() followed > > by prefix_pop() since those are called together so often. > > Just like: > #define test_pass_macro() \ > do { \ > prefix_push(__func__); \ > test_pass(); \ > prefix_pop(); \ > } while (0) This will not print the name of the failing test, e.g. instead of not ok 28 : memblock_alloc: alloc_bottom_up_disjoint_check: failed with Rebecca's implementation it'll print not ok 28 : memblock_alloc: failed How about #define PREFIX_PUSH() prefix_push(__func__)? > This macro will automatically push the __fun__ as prefix when you call > test_pass_macro(). And then pop it after test_pass() output. > > And use this macro() to hidden most of the paired prefix_* functions. > > And I think that's the simplist way. May be someone has a better solution. > -- Sincerely yours, Mike.