kernel: add a config option for direct i/o support

SVN-Revision: 35001

diff --git a/Config.in b/Config.in
index 6552296259fa94cd30c954467a0d3e250ec64138..e3bbe2afa480e1809e083dfd1e7e30f583bca0ca 100644 (file)
--- a/Config.in
+++ b/Config.in
@@ -268,6 +268,10 @@ menu "Global build settings"
                bool "Compile the kernel with asynchronous IO support"
                default n
 
+       config KERNEL_DIRECT_IO
+               bool "Compile the kernel with direct IO support"
+               default n
+
        config KERNEL_MAGIC_SYSRQ
                bool "Compile the kernel with SysRq support"
                default y