mm/ksm.c: make stable_node_dup() static

stable_node_dup() is local to the source and does not need to be in
global scope, so make it static.

Cleans up sparse warning:

  mm/ksm.c:1321:13: warning: symbol 'stable_node_dup' was not declared. Should it be static?

Link: http://lkml.kernel.org/r/20180206221005.12642-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Colin Ian King 2018-04-05 16:22:01 -07:00 committed by Linus Torvalds
parent f9e13c0a5a
commit c01f0b54ef

View File

@ -1318,10 +1318,10 @@ bool is_page_sharing_candidate(struct stable_node *stable_node)
return __is_page_sharing_candidate(stable_node, 0);
}
struct page *stable_node_dup(struct stable_node **_stable_node_dup,
struct stable_node **_stable_node,
struct rb_root *root,
bool prune_stale_stable_nodes)
static struct page *stable_node_dup(struct stable_node **_stable_node_dup,
struct stable_node **_stable_node,
struct rb_root *root,
bool prune_stale_stable_nodes)
{
struct stable_node *dup, *found = NULL, *stable_node = *_stable_node;
struct hlist_node *hlist_safe;