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Date:   Thu, 24 Mar 2022 11:11:07 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     Yang Jihong <yangjihong1@huawei.com>
Cc:     mingo@redhat.com, acme@kernel.org, mark.rutland@arm.com,
        alexander.shishkin@linux.intel.com, jolsa@kernel.org,
        namhyung@kernel.org, tglx@linutronix.de, bp@alien8.de,
        dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com,
        linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf/x86: Unify format of events sysfs show
Message-ID: <20220324101107.GC8939@worktop.programming.kicks-ass.net>
References: <20220324031957.135595-1-yangjihong1@huawei.com>
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On Thu, Mar 24, 2022 at 11:19:57AM +0800, Yang Jihong wrote:
> Sysfs show formats of files in /sys/devices/cpu/events/ are not unified,
> some end with "\n", and some do not. Modify sysfs show format of events
> defined by EVENT_ATTR_STR to end with "\n".

Did you test all the userspace that consumes these fields to make sure
none of them break? I suppose it's mostly perf tool, but I'm fairly sure
there's others out there as well.