linux-kernel - [PATCH 1/3] ksm: remove ksm from being a module.

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Message-Id: <1244843100-4128-2-git-send-email-ieidus@redhat.com>
Date:	Sat, 13 Jun 2009 00:44:58 +0300
From:	Izik Eidus <ieidus@...hat.com>
To:	hugh.dickins@...cali.co.uk
Cc:	linux-kernel@...r.kernel.org, Izik Eidus <ieidus@...hat.com>
Subject: [PATCH 1/3] ksm: remove ksm from being a module.

Signed-off-by: Izik Eidus <ieidus@...hat.com>
---
 include/linux/mm.h   |    2 +-
 include/linux/rmap.h |    4 ++--
 mm/Kconfig           |    5 ++---
 mm/memory.c          |    2 +-
 mm/rmap.c            |    2 +-
 5 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index e617bab..c1259bf 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1258,7 +1258,7 @@ int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr,
 int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
 			unsigned long pfn);
 
-#if defined(CONFIG_KSM) || defined(CONFIG_KSM_MODULE)
+#ifdef CONFIG_KSM
 int replace_page(struct vm_area_struct *vma, struct page *oldpage,
 		 struct page *newpage, pte_t orig_pte, pgprot_t prot);
 #endif
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 469376d..8b98536 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -118,7 +118,7 @@ static inline int try_to_munlock(struct page *page)
 }
 #endif
 
-#if defined(CONFIG_KSM) || defined(CONFIG_KSM_MODULE)
+#ifdef CONFIG_KSM
 int page_wrprotect(struct page *page, int *odirect_sync, int count_offset);
 #endif
 
@@ -136,7 +136,7 @@ static inline int page_mkclean(struct page *page)
 	return 0;
 }
 
-#if defined(CONFIG_KSM) || defined(CONFIG_KSM_MODULE)
+#ifdef CONFIG_KSM
 static inline int page_wrprotect(struct page *page, int *odirect_sync,
 				 int count_offset)
 {
diff --git a/mm/Kconfig b/mm/Kconfig
index 5ebfd18..e7c118f 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -227,10 +227,9 @@ config MMU_NOTIFIER
 	bool
 
 config KSM
-	tristate "Enable KSM for page sharing"
+	bool "Enable KSM for page sharing"
 	help
-	  Enable the KSM kernel module to allow page sharing of equal pages
-	  among different tasks.
+	  Enable KSM to allow page sharing of equal pages among different tasks.
 
 config NOMMU_INITIAL_TRIM_EXCESS
 	int "Turn on mmap() excess space trimming before booting"
diff --git a/mm/memory.c b/mm/memory.c
index 8b4e40e..203bbd0 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1617,7 +1617,7 @@ int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
 }
 EXPORT_SYMBOL(vm_insert_mixed);
 
-#if defined(CONFIG_KSM) || defined(CONFIG_KSM_MODULE)
+#ifdef CONFIG_KSM
 
 /**
  * replace_page - replace page in vma with new page
diff --git a/mm/rmap.c b/mm/rmap.c
index f53074c..34a2029 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -585,7 +585,7 @@ int page_mkclean(struct page *page)
 }
 EXPORT_SYMBOL_GPL(page_mkclean);
 
-#if defined(CONFIG_KSM) || defined(CONFIG_KSM_MODULE)
+#ifdef CONFIG_KSM
 
 static int page_wrprotect_one(struct page *page, struct vm_area_struct *vma,
 			      int *odirect_sync, int count_offset)
-- 
1.5.6.5

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