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mm: remove watermark_boost_factor_sysctl_handler

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watermark_boost_factor_sysctl_handler is just a pointless wrapper for
proc_dointvec_minmax, so remove it and use proc_dointvec_minmax
directly.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig 2020-04-24 08:43:35 +02:00 committed by Al Viro
parent 8f3d9f3542
commit 26363af564
3 changed files with 1 additions and 15 deletions
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2
include/linux/mmzone.h
View File

@ -911,8 +911,6 @@ static inline int is_highmem(struct zone *zone)
struct ctl_table;
int min_free_kbytes_sysctl_handler(struct ctl_table *, int,
void __user *, size_t *, loff_t *);
int watermark_boost_factor_sysctl_handler(struct ctl_table *, int,
void __user *, size_t *, loff_t *);
int watermark_scale_factor_sysctl_handler(struct ctl_table *, int,
void __user *, size_t *, loff_t *);
extern int sysctl_lowmem_reserve_ratio[MAX_NR_ZONES];

2
kernel/sysctl.c
View File

@ -1491,7 +1491,7 @@ static struct ctl_table vm_table[] = {
.data = &watermark_boost_factor,
.maxlen = sizeof(watermark_boost_factor),
.mode = 0644,
.proc_handler = watermark_boost_factor_sysctl_handler,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
},
{

12
mm/page_alloc.c
View File

@ -7978,18 +7978,6 @@ int min_free_kbytes_sysctl_handler(struct ctl_table *table, int write,
return 0;
}
int watermark_boost_factor_sysctl_handler(struct ctl_table *table, int write,
void __user *buffer, size_t *length, loff_t *ppos)
{
int rc;
rc = proc_dointvec_minmax(table, write, buffer, length, ppos);
if (rc)
return rc;
return 0;
}
int watermark_scale_factor_sysctl_handler(struct ctl_table *table, int write,
void __user *buffer, size_t *length, loff_t *ppos)
{