hung_task/Documentation: Fix hung_task_warnings description

Improve the documentation on hung_task_warnings.

Signed-off-by: Aaron Tomlin <atomlin@redhat.com>
Link: http://lkml.kernel.org/n/tip-xepjnxzummfDlg9lvhh7Rlzc@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index 4205f3c05cbe1eee55d823773741bd381e3ba6e0..621c56c1c40f8f9aa83fa287c867b9a6793ac9af 100644 (file)
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -319,10 +319,11 @@ This file shows up if CONFIG_DETECT_HUNG_TASK is enabled.
 
 ==============================================================
 
-hung_task_warning:
+hung_task_warnings:
 
 The maximum number of warnings to report. During a check interval
-When this value is reached, no more the warnings will be reported.
+if a hung task is detected, this value is decreased by 1.
+When this value reaches 0, no more warnings will be reported.
 This file shows up if CONFIG_DETECT_HUNG_TASK is enabled.
 
 -1: report an infinite number of warnings.