linux-kernel - Re: [PATCH] selftests: Add _GNU_SOURCE definition when including kselftest

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Date: Thu, 9 May 2024 13:08:36 +0800
From: Tao Su <tao1.su@...ux.intel.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-sound@...r.kernel.org, kvm@...r.kernel.org,
	netdev@...r.kernel.org, linux-rtc@...r.kernel.org,
	linux-sgx@...r.kernel.org, edliaw@...gle.com,
	ivan.orlov0322@...il.com, broonie@...nel.org, perex@...ex.cz,
	tiwai@...e.com, shuah@...nel.org, seanjc@...gle.com,
	pbonzini@...hat.com, bongsu.jeon@...sung.com, davem@...emloft.net,
	edumazet@...gle.com, pabeni@...hat.com,
	alexandre.belloni@...tlin.com, jarkko@...nel.org,
	dave.hansen@...ux.intel.com
Subject: Re: [PATCH] selftests: Add _GNU_SOURCE definition when including
 kselftest_harness.h

On Wed, May 08, 2024 at 07:00:03AM -0700, Jakub Kicinski wrote:
> On Wed, 8 May 2024 10:55:05 +0800 Tao Su wrote:
> > Back to commit 38c957f07038, I don't see any advantage in using LINE_MAX.
> > Can we use a fixed value instead of LINE_MAX? E.g., 1024, 2048. Then we
> > just need to revert commit 809216233555.
> 
> SGTM, FWIW. The print is printing a test summary line, printing more
> than 1k seems rather unreasonable. Other facilities, like TH_LOG(),
> should be used for displaying longer info.

Thanks, do you think 1k is enough for test_name?

>