From: Steven Rostedt <rostedt@goodmis.org>
To: Vincent Donnefort <vdonnefort@google.com>
Cc: mhiramat@kernel.org, linux-kernel@vger.kernel.org,
linux-trace-kernel@vger.kernel.org, kernel-team@android.com
Subject: Re: [PATCH v8 0/2] Introducing trace buffer mapping by user-space
Date: Wed, 20 Dec 2023 11:02:57 -0500 [thread overview]
Message-ID: <20231220110257.2b338dce@gandalf.local.home> (raw)
In-Reply-To: <ZYLw6okkDJq9Pi2O@google.com>
On Wed, 20 Dec 2023 13:49:30 +0000
Vincent Donnefort <vdonnefort@google.com> wrote:
> I meant, to only do in rb_wake_up_waiters()
>
> if (rbwork->is_cpu_buffer)
> rb_update_meta_page(cpu_buffer)
>
> And skip the meta-page update for the !is_cpu_buffer case?
Ah yeah, that works.
-- Steve
prev parent reply other threads:[~2023-12-20 16:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-19 18:45 Vincent Donnefort
2023-12-19 18:45 ` [PATCH v8 1/2] ring-buffer: Introducing ring-buffer mapping functions Vincent Donnefort
2023-12-19 18:45 ` [PATCH v8 2/2] tracing: Allow user-space mapping of the ring-buffer Vincent Donnefort
2023-12-19 20:39 ` [PATCH v8 0/2] Introducing trace buffer mapping by user-space Steven Rostedt
2023-12-20 13:06 ` Vincent Donnefort
2023-12-20 13:29 ` Steven Rostedt
2023-12-20 13:49 ` Vincent Donnefort
2023-12-20 16:02 ` Steven Rostedt [this message]
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