X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=block%2FKconfig;h=b6f5f0a79655a3de0125af945682f91bf92bc726;hb=8f7eb40749f4b0cf9d3892d9680c97b1bfce6de6;hp=377f6dd20e1799afe57f9881e3cd8ac222697f8e;hpb=536ea4e4198eeaa5a73fb734ea675e621609bb7e;p=linux-2.6

diff --git a/block/Kconfig b/block/Kconfig
index 377f6dd20e..b6f5f0a796 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -11,4 +11,26 @@ config LBD
 	  your machine, or if you want to have a raid or loopback device
 	  bigger than 2TB.  Otherwise say N.
 
+config BLK_DEV_IO_TRACE
+	bool "Support for tracing block io actions"
+	depends on SYSFS
+	select RELAY
+	select DEBUG_FS
+	help
+	  Say Y here, if you want to be able to trace the block layer actions
+	  on a given queue. Tracing allows you to see any traffic happening
+	  on a block device queue. For more information (and the user space
+	  support tools needed), fetch the blktrace app from:
+
+	  git://brick.kernel.dk/data/git/blktrace.git
+
+config LSF
+	bool "Support for Large Single Files"
+	depends on X86 || (MIPS && 32BIT) || PPC32 || ARCH_S390_31 || SUPERH || UML
+	help
+	  Say Y here if you want to be able to handle very large files (bigger
+	  than 2TB), otherwise say N.
+
+	  If unsure, say Y.
+
 source block/Kconfig.iosched