[PATCH 03/05] change to use proc_dointvec_bool while needed

[PATCH 03/05] change to use proc_dointvec_bool while needed

[Dave Young]

change only 0 and 1 valid sysctl case to use proc_do_intvec_bool handler

Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
---
 kernel/sysctl.c |   32 ++++++++------------------------
 1 file changed, 8 insertions(+), 24 deletions(-)

--- linux-2.6.orig/kernel/sysctl.c	2011-03-03 10:46:05.693332219 +0800
+++ linux-2.6/kernel/sysctl.c	2011-03-03 10:49:12.343331496 +0800
@@ -342,9 +342,7 @@ static struct ctl_table kern_table[] = {
 		.data		= &sysctl_timer_migration,
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 #endif
 	{
@@ -374,9 +372,7 @@ static struct ctl_table kern_table[] = {
 		.data		= &sysctl_sched_autogroup_enabled,
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 #endif
 #ifdef CONFIG_PROVE_LOCKING
@@ -704,9 +700,7 @@ static struct ctl_table kern_table[] = {
 		.data		= &dmesg_restrict,
 		.maxlen		= sizeof(int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 	{
 		.procname	= "kptr_restrict",
@@ -747,9 +741,7 @@ static struct ctl_table kern_table[] = {
 		.data		= &softlockup_panic,
 		.maxlen		= sizeof(int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 	{
 		.procname       = "nmi_watchdog",
@@ -861,9 +853,7 @@ static struct ctl_table kern_table[] = {
 		.data		= &sysctl_hung_task_panic,
 		.maxlen		= sizeof(int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 	{
 		.procname	= "hung_task_check_count",
@@ -1297,9 +1287,7 @@ static struct ctl_table vm_table[] = {
 		.data		= &vm_highmem_is_dirtyable,
 		.maxlen		= sizeof(vm_highmem_is_dirtyable),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 #endif
 	{
@@ -1315,18 +1303,14 @@ static struct ctl_table vm_table[] = {
 		.data		= &sysctl_memory_failure_early_kill,
 		.maxlen		= sizeof(sysctl_memory_failure_early_kill),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 	{
 		.procname	= "memory_failure_recovery",
 		.data		= &sysctl_memory_failure_recovery,
 		.maxlen		= sizeof(sysctl_memory_failure_recovery),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &zero,
-		.extra2		= &one,
+		.proc_handler	= proc_dointvec_bool,
 	},
 #endif
 	{ }