lkml.org 
[lkml]   [2022]   [Sep]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v1 07/12] mm/page_reporting: set page_reporting_order to -1 to prevent it running
Date
From: Zi Yan <ziy@nvidia.com>

page_reporting_order was initialized to MAX_ORDER to prevent it running
before its value is overwritten. Use -1 instead to remove the
dependency on MAX_ORDER.

Signed-off-by: Zi Yan <ziy@nvidia.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
---
mm/page_reporting.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mm/page_reporting.c b/mm/page_reporting.c
index d52a55bca6d5..e3d6f4af34e0 100644
--- a/mm/page_reporting.c
+++ b/mm/page_reporting.c
@@ -11,7 +11,11 @@
#include "page_reporting.h"
#include "internal.h"

-unsigned int page_reporting_order = MAX_ORDER + 1;
+/*
+ * Set page_reporting_order to (unsigned int)-1 to prevent it running until the
+ * value is being overwritten
+ */
+unsigned int page_reporting_order = (unsigned int)-1;
module_param(page_reporting_order, uint, 0644);
MODULE_PARM_DESC(page_reporting_order, "Set page reporting order");

--
2.35.1
\
 
 \ /
  Last update: 2022-09-22 03:14    [W:0.055 / U:0.140 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site