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Date: Thu, 31 Mar 2022 10:22:53 +0900 From: Masami Hiramatsu <mhiramat@...nel.org> To: Mathieu Desnoyers <mathieu.desnoyers@...icios.com> Cc: Steven Rostedt <rostedt@...dmis.org>, linux-kernel@...r.kernel.org, Beau Belgrave <beaub@...ux.microsoft.com>, Masami Hiramatsu <mhiramat@...nel.org>, linux-trace-devel <linux-trace-devel@...r.kernel.org>, bpf <bpf@...r.kernel.org>, Network Development <netdev@...r.kernel.org>, Alexei Starovoitov <alexei.starovoitov@...il.com>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: [PATCH] tracing: do not export user_events uapi On Wed, 30 Mar 2022 16:17:55 -0400 Mathieu Desnoyers <mathieu.desnoyers@...icios.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 > Looks good to me. Reviewed-by: Masami Hiramatsu <mhiramat@...nel.org> Thank you, > Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.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 > -- > 2.20.1 > -- Masami Hiramatsu <mhiramat@...nel.org>
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