---

yaml --- r: 273320 b: refs/heads/master c: 95d402f h: refs/heads/master v: v3
git-mirror · Oct 31, 2011 · aab0474 · aab0474
1 parent 8c75244
commit aab0474
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Showing 5 changed files with 1,821 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3cf2e4ba74ca1bf5d8ad26cd18592f02b32964f5
+refs/heads/master: 95d402f057f2e208e4631893f6cd4a59c7c05e41
diff --git a/trunk/drivers/md/Kconfig b/trunk/drivers/md/Kconfig
@@ -208,6 +208,14 @@ config DM_DEBUG
 
 	  If unsure, say N.
 
+config DM_BUFIO
+       tristate
+       depends on BLK_DEV_DM && EXPERIMENTAL
+       ---help---
+	 This interface allows you to do buffered I/O on a device and acts
+	 as a cache, holding recently-read blocks in memory and performing
+	 delayed writes.
+
 config DM_CRYPT
 	tristate "Crypt target support"
 	depends on BLK_DEV_DM

diff --git a/trunk/drivers/md/Makefile b/trunk/drivers/md/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_MD_MULTIPATH)	+= multipath.o
 obj-$(CONFIG_MD_FAULTY)		+= faulty.o
 obj-$(CONFIG_BLK_DEV_MD)	+= md-mod.o
 obj-$(CONFIG_BLK_DEV_DM)	+= dm-mod.o
+obj-$(CONFIG_DM_BUFIO)		+= dm-bufio.o
 obj-$(CONFIG_DM_CRYPT)		+= dm-crypt.o
 obj-$(CONFIG_DM_DELAY)		+= dm-delay.o
 obj-$(CONFIG_DM_FLAKEY)		+= dm-flakey.o