[PATCH V3 3/4] KSM: Add config to control mark_new_vma

[Timofey Titovets]

Allowing to control mark_new_vma default value
Allowing work ksm on early allocated vmas

Signed-off-by: Timofey Titovets <nefelim4ag@xxxxxxxxx>
---
 mm/Kconfig | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/mm/Kconfig b/mm/Kconfig
index 1d1ae6b..90f40a6 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -340,6 +340,13 @@ config KSM
 	  until a program has madvised that an area is MADV_MERGEABLE, and
 	  root has set /sys/kernel/mm/ksm/run to 1 (if CONFIG_SYSFS is set).
 
+config KSM_MARK_NEW_VMA
+	int "Marking new vma pages as VM_MERGEABLE"
+	depends on KSM
+	default 0
+	range 0 1
+	help
+
 config DEFAULT_MMAP_MIN_ADDR
         int "Low address space to protect from user allocation"
 	depends on MMU
-- 
2.1.3

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