From: Daniel Bristot de Oliveira <bristot@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH V3] tracing/timerlat: Hotplug support for the user-space interface
Date: Wed, 4 Oct 2023 12:02:52 +0200 [thread overview]
Message-ID: <3fbe67a4-225c-14c1-cb5a-3f667ad80b0e@kernel.org> (raw)
In-Reply-To: <20231003210309.4335307d@gandalf.local.home>
On 10/4/23 03:03, Steven Rostedt wrote:
> On Fri, 29 Sep 2023 17:02:46 +0200
> Daniel Bristot de Oliveira <bristot@kernel.org> wrote:
>
>> The osnoise/per_cpu/CPU$/timerlat_fd is create for each possible
>> CPU, but it might create confusion if the CPU is not online.
>>
>> Create the file only for online CPUs, also follow hotplug by
>> creating and deleting as CPUs come and go.
>>
>> Fixes: e88ed227f639 ("tracing/timerlat: Add user-space interface")
>
> Is this a fix that needs to go in now and Cc'd to stable? Or is this
> something that can wait till the next merge window?
We can wait for the next merge window... it is a non-trivial fix.
-- Daniel
> -- Steve
next prev parent reply other threads:[~2023-10-04 10:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-29 15:02 [PATCH V3] tracing/timerlat: Hotplug support for the user-space interface Daniel Bristot de Oliveira
2023-10-04 1:03 ` Steven Rostedt
2023-10-04 10:02 ` Daniel Bristot de Oliveira [this message]
2023-10-04 12:17 ` Steven Rostedt
2023-10-04 12:20 ` Steven Rostedt
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