>From e9850bd4fc486b5d9aa152f317e45c7f5e26d8b2 Mon Sep 17 00:00:00 2001
From: Xiao Yang <yangx.jy@cn.fujitsu.com>
Date: Fri, 16 Nov 2018 19:54:05 +0800
Subject: [PATCH] docs: Correct ps.1 for command name length

According to the lastest kernel and procps, correct ps.1
for command name length.

Signed-off-by: Xiao Yang <yangx.jy@cn.fujitsu.com>
---
 ps/ps.1 | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/ps/ps.1 b/ps/ps.1
index 844341c..1c28357 100644
--- a/ps/ps.1
+++ b/ps/ps.1
@@ -237,9 +237,11 @@ Select by command name.  This selects the processes whose executable name is
 given in
 .IR cmdlist .
 NOTE: The command name is not the same as the command line. Previous versions
-of procps and the kernel truncated this command name to 15 characters. This
-limitation is no longer present in both. If you depended on matching only
-15 characters, you may no longer get a match.
+of procps and the kernel truncated this command name to 15 characters by default.
+Currently, procps v3.3.15 extended the command name to 64 characters but kernel
+only extended workqueue worker name to 64 characters by commit 6b59808.  You
+should match only 15 characters for normal command name and match longer
+characters(full name of workqueue worker) for workqueue worker name.
 .TP
 .BI \-G \ grplist
 Select by real group ID (RGID) or name.  This selects the processes whose
-- 
1.8.3.1

