From: Steven Rostedt <rostedt@goodmis.org>
To: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] tracing: Make the backup instance readonly
Date: Wed, 7 Jan 2026 22:05:42 -0500 [thread overview]
Message-ID: <20260107220542.0128abf1@fedora> (raw)
In-Reply-To: <20260108115125.b832464d94ebcfd0ea3b5af4@kernel.org>
On Thu, 8 Jan 2026 11:51:25 +0900
Masami Hiramatsu (Google) <mhiramat@kernel.org> wrote:
> > We may need to make sure they can't be changed to write as well. But that
> > will require a change to tracefs (and eventfs).
>
> Ah, you mean the permission check is not correctly done in tracefs/eventfs yet?
Actually, i think we could use a different fops for read only instances
that do not have a write callback. And for eventfs we could have it for
read only instances to only create the id and format files.
-- Steve
next prev parent reply other threads:[~2026-01-08 3:05 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-07 14:45 [PATCH 0/2] tracing: Remove backup instance after read all Masami Hiramatsu (Google)
2026-01-07 14:45 ` [PATCH 1/2] tracing: Make the backup instance readonly Masami Hiramatsu (Google)
2026-01-07 16:41 ` Steven Rostedt
2026-01-08 2:51 ` Masami Hiramatsu
2026-01-08 3:05 ` Steven Rostedt [this message]
2026-01-08 5:30 ` Masami Hiramatsu
2026-01-08 3:07 ` Masami Hiramatsu
2026-01-07 14:46 ` [PATCH 2/2] tracing: Add autoremove feature to the backup instance Masami Hiramatsu (Google)
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