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Message-ID: <20230112195541.355283994@infradead.org>
Date: Thu, 12 Jan 2023 20:43:47 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: peterz@...radead.org
Cc: richard.henderson@...aro.org, ink@...assic.park.msu.ru,
mattst88@...il.com, vgupta@...nel.org, linux@...linux.org.uk,
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Subject: [PATCH v3 33/51] trace: Remove trace_hardirqs_{on,off}_caller()
Per commit 56e62a737028 ("s390: convert to generic entry") the last
and only callers of trace_hardirqs_{on,off}_caller() went away, clean
up.
Cc: Sven Schnelle <svens@...ux.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
kernel/trace/trace_preemptirq.c | 29 -----------------------------
1 file changed, 29 deletions(-)
--- a/kernel/trace/trace_preemptirq.c
+++ b/kernel/trace/trace_preemptirq.c
@@ -84,35 +84,6 @@ void trace_hardirqs_off(void)
}
EXPORT_SYMBOL(trace_hardirqs_off);
NOKPROBE_SYMBOL(trace_hardirqs_off);
-
-__visible void trace_hardirqs_on_caller(unsigned long caller_addr)
-{
- if (this_cpu_read(tracing_irq_cpu)) {
- if (!in_nmi())
- trace_irq_enable_rcuidle(CALLER_ADDR0, caller_addr);
- tracer_hardirqs_on(CALLER_ADDR0, caller_addr);
- this_cpu_write(tracing_irq_cpu, 0);
- }
-
- lockdep_hardirqs_on_prepare();
- lockdep_hardirqs_on(caller_addr);
-}
-EXPORT_SYMBOL(trace_hardirqs_on_caller);
-NOKPROBE_SYMBOL(trace_hardirqs_on_caller);
-
-__visible void trace_hardirqs_off_caller(unsigned long caller_addr)
-{
- lockdep_hardirqs_off(caller_addr);
-
- if (!this_cpu_read(tracing_irq_cpu)) {
- this_cpu_write(tracing_irq_cpu, 1);
- tracer_hardirqs_off(CALLER_ADDR0, caller_addr);
- if (!in_nmi())
- trace_irq_disable_rcuidle(CALLER_ADDR0, caller_addr);
- }
-}
-EXPORT_SYMBOL(trace_hardirqs_off_caller);
-NOKPROBE_SYMBOL(trace_hardirqs_off_caller);
#endif /* CONFIG_TRACE_IRQFLAGS */
#ifdef CONFIG_TRACE_PREEMPT_TOGGLE
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