Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

[linux-2.6-block.git] / lib / Kconfig

diff --git a/lib/Kconfig b/lib/Kconfig
index 75da4d3e2afd4be1fa6b2e4e6da09e5c0c60cd6a..87da53bb1fefd6fc00c9adf31f99716852771036 100644 (file)
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -13,6 +13,15 @@ config RAID6_PQ
 config BITREVERSE
        tristate
 
+config HAVE_ARCH_BITREVERSE
+       bool
+       default n
+       depends on BITREVERSE
+       help
+         This option provides an config for the architecture which have instruction
+         can do bitreverse operation, we use the hardware instruction if the architecture
+         have this capability.
+
 config RATIONAL
        bool