Commit 5412e0b7 authored Feb 14, 2020 by Steven Rostedt (VMware)

tracing: Remove unused TRACE_BUFFER bits

Commit 567cd4da ("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) <rostedt@goodmis.org>

parent b396bfde

kernel/trace/trace.h

+1 −6

Original line number	Diff line number	Diff line
		@@ -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,

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