From a1abba7b070587cc5fa69597081dcc80f4addef3 Mon Sep 17 00:00:00 2001
From: Kairui Song <kasong@redhat.com>
Date: Tue, 26 Feb 2019 16:26:51 +0800
Subject: [PATCH] Refine document about IRQBALANCE_BANNED_CPUS

There is no declaration about how irqbalance deal with isolated CPUs or
adaptive-ticks CPUs, and how IRQBALANCE_BANNED_CPUS will override the
behavior of auto-banning of such CPUs. Refine the document to avoid
confusion.

Signed-off-by: Kairui Song <kasong@redhat.com>
---
 irqbalance.1 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/irqbalance.1 b/irqbalance.1
index 11eb498..d272b6f 100644
--- a/irqbalance.1
+++ b/irqbalance.1
@@ -155,6 +155,8 @@ Same as --debug.
 .TP
 .B IRQBALANCE_BANNED_CPUS
 Provides a mask of CPUs which irqbalance should ignore and never assign interrupts to.
+If not specified, irqbalance use mask of isolated and adaptive-ticks CPUs on the
+system as the default value.
 
 .SH "SIGNALS"
 .TP
-- 
2.28.0