x86/apic: Remove the duplicated tracing version of local_timer_interrupt()

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The two NOP5s are noise in the rest of the work which is done by the timer
interrupt and modern CPUs are pretty good in optimizing NOPs anyway.

Get rid of the interrupt handler duplication and move the tracepoints into
the regular handler.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20170828064956.751247330@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Thomas Gleixner 2017-08-28 08:47:23 +02:00 • committed by Ingo Molnar

parent 11a7ffb017

commit 302a98f896

2 changed files with 1 additions and 20 deletions

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2

arch/x86/include/asm/hw_irq.h

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19

arch/x86/kernel/apic/apic.c

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