linux-kernel - [PATCH-tip] genirq: Add missing documentation for tot

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Date:   Tue, 12 Feb 2019 09:54:13 -0500
From:   Waiman Long <longman@...hat.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>
Cc:     linux-kernel@...r.kernel.org, Matthew Wilcox <willy@...radead.org>,
        Davidlohr Bueso <dave@...olabs.net>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Kees Cook <keescook@...omium.org>,
        Miklos Szeredi <miklos@...redi.hu>,
        Daniel Colascione <dancol@...gle.com>,
        Dave Chinner <david@...morbit.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Waiman Long <longman@...hat.com>
Subject: [PATCH-tip] genirq: Add missing documentation for tot_count

Commit 1136b0728969 ("genirq: Avoid summation loops for /proc/stat") adds
a new tot_count field to the irq_desc structure without documenting it.
This patch adds the missing piece of documentation.

Signed-off-by: Waiman Long <longman@...hat.com>
---
 include/linux/irqdesc.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 875c41b..1d679fe 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -28,6 +28,7 @@
  * @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
-- 
1.8.3.1