X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=block%2FKconfig;h=1ab7c15c8d7a58bc2df639a759a0b719bb2c25da;hb=0235f64175db41fa17a6ce5c9b58fd3550986eb4;hp=3e97f2bc446f367fb8a3ffd28972d20a4176564f;hpb=e43fe686e48835ca027559a068bbe0b6d264a254;p=linux-2.6

diff --git a/block/Kconfig b/block/Kconfig
index 3e97f2bc44..1ab7c15c8d 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -81,6 +81,18 @@ config BLK_DEV_BSG
 
 	  If unsure, say N.
 
+config BLK_DEV_INTEGRITY
+	bool "Block layer data integrity support"
+	---help---
+	Some storage devices allow extra information to be
+	stored/retrieved to help protect the data.  The block layer
+	data integrity option provides hooks which can be used by
+	filesystems to ensure better data integrity.
+
+	Say yes here if you have a storage device that provides the
+	T10/SCSI Data Integrity Field or the T13/ATA External Path
+	Protection.  If in doubt, say N.
+
 endif # BLOCK
 
 config BLOCK_COMPAT