linux-kernel - [PATCH 1/2] mm/ksm: remove unused page_referenced

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Date:   Tue, 24 Apr 2018 09:41:45 +0300
From:   Mike Rapoport <rppt@...ux.vnet.ibm.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Andrea Arcangeli <aarcange@...hat.com>,
        linux-mm <linux-mm@...ck.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>
Subject: [PATCH 1/2] mm/ksm: remove unused page_referenced_ksm declaration

The commit 9f32624be943538983e ("mm/rmap: use rmap_walk() in
page_referenced()") removed the declaration of page_referenced_ksm for the
case CONFIG_KSM=y, but left one for CONFIG_KSM=n.

Remove the unused leftover.

Signed-off-by: Mike Rapoport <rppt@...ux.vnet.ibm.com>
---
 include/linux/ksm.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index 44368b1..bbdfca3 100644
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -89,12 +89,6 @@ static inline struct page *ksm_might_need_to_copy(struct page *page,
 	return page;
 }
 
-static inline int page_referenced_ksm(struct page *page,
-			struct mem_cgroup *memcg, unsigned long *vm_flags)
-{
-	return 0;
-}
-
 static inline void rmap_walk_ksm(struct page *page,
 			struct rmap_walk_control *rwc)
 {
-- 
2.7.4