From a436bea9c8424784f138fff254c7338831d4d56f Mon Sep 17 00:00:00 2001 From: "Steven Rostedt (VMware)" Date: Fri, 14 Feb 2020 16:20:04 -0500 Subject: [PATCH] tracing: Remove unused TRACE_BUFFER bits Commit 39c4d63a16f6 ("ring-buffer: User context bit recursion checking") added the TRACE_BUFFER bits to be used in the current task's trace_recursion field. But the final submission of the logic removed the use of those bits, but never removed the bits themselves (they were never used in upstream Linux). These can be safely removed. Signed-off-by: Steven Rostedt (VMware) --- kernel/trace/trace.h | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 99372dd7d1680..c61e1b1c85a68 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -557,12 +557,7 @@ struct tracer { * caller, and we can skip the current check. */ enum { - TRACE_BUFFER_BIT, - TRACE_BUFFER_NMI_BIT, - TRACE_BUFFER_IRQ_BIT, - TRACE_BUFFER_SIRQ_BIT, - - /* Start of function recursion bits */ + /* Function recursion bits */ TRACE_FTRACE_BIT, TRACE_FTRACE_NMI_BIT, TRACE_FTRACE_IRQ_BIT, -- 2.39.5