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Date: Wed, 30 Mar 2022 16:17:55 -0400 From: Mathieu Desnoyers <mathieu.desnoyers@...icios.com> To: Steven Rostedt <rostedt@...dmis.org> Cc: 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>, Mathieu Desnoyers <mathieu.desnoyers@...icios.com> Subject: [PATCH] tracing: do not export user_events uapi 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@...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
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