linux-kernel - [PATCH v2 17/17] drivers:mtd:ubi: Kconfig Makefile

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Date:	Tue,  2 Feb 2016 02:30:52 +0000
From:	Bean Huo <jackyard88@...il.com>
To:	richard@....at, dedekind1@...il.com, adrian.hunter@...el.com,
	computersforpeace@...il.com, boris.brezillon@...e-electrons.com
Cc:	beanhuo@...ron.com, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org, zszubbocsev@...ron.com,
	peterpandong@...ron.com
Subject: [PATCH v2 17/17] drivers:mtd:ubi: Kconfig Makefile

From: Bean Huo <beanhuo@...ron.com>

Signed-off-by: BeanHuo <beanhuo@...ron.com>
---
 drivers/mtd/ubi/Kconfig  | 15 +++++++++++++++
 drivers/mtd/ubi/Makefile |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/ubi/Kconfig b/drivers/mtd/ubi/Kconfig
index f0855ce..d9f01fa 100644
--- a/drivers/mtd/ubi/Kconfig
+++ b/drivers/mtd/ubi/Kconfig
@@ -77,6 +77,21 @@ config MTD_UBI_FASTMAP
 
 	   If in doubt, say "N".
 
+config MTD_UBI_MLC_NAND_BAKVOL
+	bool "UBI solution for NAND pair page (Experimental feature)"
+	default n
+	help
+	   This used for MLC NAND paired page power-cut protection.
+
+	   MLC NAND paired page power loss is a known issue so far.
+	   Namely, MLC NAND pages are coupled in a sense that if you cut
+	   power while writing to a page, you corrupt not only this page,
+	   but also one of the previous pages which is paired with the current
+	   one. More detail information,please refer to follwoing link:
+	   http://www.linux-mtd.infradead.org/doc/ubifs.html
+
+	   If in doubt, say "N".
+
 config MTD_UBI_GLUEBI
 	tristate "MTD devices emulation driver (gluebi)"
 	help
diff --git a/drivers/mtd/ubi/Makefile b/drivers/mtd/ubi/Makefile
index 4e3c3d7..6bd78aa 100644
--- a/drivers/mtd/ubi/Makefile
+++ b/drivers/mtd/ubi/Makefile
@@ -1,6 +1,6 @@
 obj-$(CONFIG_MTD_UBI) += ubi.o
 
-ubi-y += vtbl.o vmt.o upd.o build.o cdev.o kapi.o eba.o io.o wl.o attach.o
+ubi-y += vtbl.o vmt.o upd.o build.o cdev.o kapi.o eba.o io.o wl.o attach.o bakvol.o
 ubi-y += misc.o debug.o
 ubi-$(CONFIG_MTD_UBI_FASTMAP) += fastmap.o
 ubi-$(CONFIG_MTD_UBI_BLOCK) += block.o
-- 
1.9.1