Remove DMA comment

Signed-off-by: Eric Chan <[email protected]>

tools/linux/uio_drivers/blk/blk.c

@@ -21,11 +21,6 @@
 #include <uio/libuio.h>
 #include <uio/blk.h>
 
-// @ericc:
-// This linux userspace block driver does not use DMA to transfer data between the device and the rest of the system.
-// As such we'll need to expose the data region to the driver for it to read/write data to/from the device.
-// Once we figure out how to do DMA in userspace (and get it working), we can remove this.
-
 /* Uncomment this to enable debug logging */
 // #define DEBUG_UIO_BLOCK