include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...
[safe/jmp/linux-2.6] / block / ioctl.c
index 1f4d1de..8905d2a 100644 (file)
@@ -1,5 +1,6 @@
 #include <linux/capability.h>
 #include <linux/blkdev.h>
+#include <linux/gfp.h>
 #include <linux/blkpg.h>
 #include <linux/hdreg.h>
 #include <linux/backing-dev.h>
@@ -280,6 +281,8 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
                return put_uint(arg, bdev_io_opt(bdev));
        case BLKALIGNOFF:
                return put_int(arg, bdev_alignment_offset(bdev));
+       case BLKDISCARDZEROES:
+               return put_uint(arg, bdev_discard_zeroes_data(bdev));
        case BLKSECTGET:
                return put_ushort(arg, queue_max_sectors(bdev_get_queue(bdev)));
        case BLKRASET: