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Subject[PATCH 04/04 v2] 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@gmail.com>
---
kernel/sysctl.c | 21 +++++++--------------
1 file changed, 7 insertions(+), 14 deletions(-)

--- linux-2.6.orig/kernel/sysctl.c 2011-03-04 23:16:34.083637541 +0800
+++ linux-2.6/kernel/sysctl.c 2011-03-04 23:17:18.400064124 +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,
- .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,
- .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,
- .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,
- .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,
- .extra1 = &zero,
+ .proc_handler = proc_dointvec_unsigned,
},
#endif
#ifdef CONFIG_HIGHMEM

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