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From: Steven Rostedt <rostedt@goodmis.org>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: linux-kernel@vger.kernel.org,
	Beau Belgrave <beaub@linux.microsoft.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	linux-trace-devel <linux-trace-devel@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	Alexei Starovoitov <alexei.starovoitov@gmail.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Michal Marek <michal.lkml@markovi.net>,
	Nick Desaulniers <ndesaulniers@google.com>,
	linux-kbuild@vger.kernel.org
Subject: Re: [PATCH] tracing: do not export user_events uapi
Date: Wed, 30 Mar 2022 16:21:52 -0400	[thread overview]
Message-ID: <20220330162152.17b1b660@gandalf.local.home> (raw)
In-Reply-To: <20220330201755.29319-1-mathieu.desnoyers@efficios.com>


Adding the build maintainers.

-- Steve

On Wed, 30 Mar 2022 16:17:55 -0400
Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote:

> In addition to mark the USER_EVENTS feature BROKEN until all interested
> parties figure out the user-space API, do not install the uapi header.
> 
> This prevents situations where a non-final uapi header would end up
> being installed into a distribution image and used to build user-space
> programs that would then run against newer kernels that will implement
> user events with a different ABI.
> 
> Link: https://lore.kernel.org/all/20220330155835.5e1f6669@gandalf.local.home
> 
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
> ---
>  include/uapi/Kbuild | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/include/uapi/Kbuild b/include/uapi/Kbuild
> index 61ee6e59c930..425ea8769ddc 100644
> --- a/include/uapi/Kbuild
> +++ b/include/uapi/Kbuild
> @@ -12,3 +12,6 @@ ifeq ($(wildcard $(objtree)/arch/$(SRCARCH)/include/generated/uapi/asm/kvm_para.
>  no-export-headers += linux/kvm_para.h
>  endif
>  endif
> +
> +# API is not finalized
> +no-export-headers += linux/user_events.h


  reply	other threads:[~2022-03-30 20:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 20:17 [PATCH] tracing: do not export user_events uapi Mathieu Desnoyers
2022-03-30 20:21 ` Steven Rostedt [this message]
2022-03-31  7:29   ` Masahiro Yamada
2022-03-31 12:13     ` Steven Rostedt
2022-03-31 14:41       ` Masahiro Yamada
2022-03-31 14:48         ` Steven Rostedt
2022-03-31 16:07       ` Mathieu Desnoyers
2022-03-31 17:17         ` Steven Rostedt
2022-03-31  1:22 ` Masami Hiramatsu

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