tracing: Add tracer_uses_snapshot() helper to remove #ifdefs

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Instead of having #ifdef CONFIG_TRACER_MAX_TRACE around every access to
the struct tracer's use_max_tr field, add a helper function for that
access and if CONFIG_TRACER_MAX_TRACE is not configured it just returns
false.

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: https://patch.msgid.link/20260208183856.599390238@kernel.org
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

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Steven Rostedt 2026-02-08 13:38:34 -05:00 • committed by Steven Rostedt (Google)

parent 694b3f6fe0

commit e4c1a09afb

2 changed files with 28 additions and 35 deletions

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51

kernel/trace/trace.c

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12

kernel/trace/trace.h

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