Commit 030fc443 authored Feb 12, 2019 by Waiman Long Committed by Ingo Molnar Feb 13, 2019

genirq: Add missing documentation for tot_count



Commit:

  1136b072 ("genirq: Avoid summation loops for /proc/stat")

adds a new irq_desc::tot_count field, without documenting it.
Add the missing piece of documentation.

Signed-off-by: Waiman Long <longman@redhat.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Daniel Colascione <dancol@google.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1549983253-19107-1-git-send-email-longman@redhat.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent 1342d808

include/linux/irqdesc.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -28,6 +28,7 @@ struct pt_regs;
		* @core_internal_state__do_not_mess_with_it: core internal status information
		* @depth: disable-depth, for nested irq_disable() calls
		* @wake_depth: enable depth, for multiple irq_set_irq_wake() callers
		* @tot_count: stats field for non-percpu irqs
		* @irq_count: stats field to detect stalled irqs
		* @last_unhandled: aging timer for unhandled count
		* @irqs_unhandled: stats field for spurious unhandled interrupts

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