diff mbox series

[2/5] mm: remove watermark_boost_factor_sysctl_handler

Message ID 20200421171539.288622-3-hch@lst.de (mailing list archive)
State New, archived
Headers show
Series [1/5] bpf-cgroup: remove unused exports | expand

Commit Message

Christoph Hellwig April 21, 2020, 5:15 p.m. UTC 
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>
---
 include/linux/mmzone.h |  2 --
 kernel/sysctl.c        |  2 +-
 mm/page_alloc.c        | 12 ------------
 3 files changed, 1 insertion(+), 15 deletions(-)

Comments

David Rientjes April 21, 2020, 7:31 p.m. UTC | #1 
On Tue, 21 Apr 2020, Christoph Hellwig wrote:

> 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>
diff mbox series

Patch

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 1b9de7d220fb..f37bb8f187fc 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -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];
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 8a176d8727a3..99d27acf4646 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -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,
 	},
 	{
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 69827d4fa052..62c1550cd43e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -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)
 {