linux-kernel - [PATCH 05/05] sysctl: change to use proc_dointvec

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Date:	Thu, 3 Mar 2011 22:01:50 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	David Miller <davem@...emloft.net>,
	Don Zickus <dzickus@...hat.com>, linux-kernel@...r.kernel.org
Subject: [PATCH 05/05] sysctl: change to use proc_dointvec_unsigned while
 needed

change positive value sysctl case to use proc_do_intvec_unsigned handler

Signed-off-by: Dave Young <hidave.darkstar@...il.com>
---
 kernel/sysctl.c |   21 +++++++--------------
 1 file changed, 7 insertions(+), 14 deletions(-)

--- linux-2.6.orig/kernel/sysctl.c	2011-03-03 11:17:39.126661201 +0800
+++ linux-2.6/kernel/sysctl.c	2011-03-03 11:19:35.159994268 +0800
@@ -1169,8 +1169,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &sysctl_max_map_count,
 		.maxlen		= sizeof(sysctl_max_map_count),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 #else
 	{
@@ -1178,8 +1177,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &sysctl_nr_trim_pages,
 		.maxlen		= sizeof(sysctl_nr_trim_pages),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 #endif
 	{
@@ -1194,16 +1192,14 @@ static struct ctl_table vm_table[] = {
 		.data		= &block_dump,
 		.maxlen		= sizeof(block_dump),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 	{
 		.procname	= "vfs_cache_pressure",
 		.data		= &sysctl_vfs_cache_pressure,
 		.maxlen		= sizeof(sysctl_vfs_cache_pressure),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 #ifdef HAVE_ARCH_PICK_MMAP_LAYOUT
 	{
@@ -1211,8 +1207,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &sysctl_legacy_va_layout,
 		.maxlen		= sizeof(sysctl_legacy_va_layout),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 #endif
 #ifdef CONFIG_NUMA
@@ -1221,8 +1216,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &zone_reclaim_mode,
 		.maxlen		= sizeof(zone_reclaim_mode),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 	{
 		.procname	= "min_unmapped_ratio",
@@ -1277,8 +1271,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &vdso_enabled,
 		.maxlen		= sizeof(vdso_enabled),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
+		.proc_handler	= proc_dointvec_unsigned,
 	},
 #endif
 #ifdef CONFIG_HIGHMEM
--
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