UBUNTU: Ubuntu-2.6.38-12.51

[linux-flexiantxendom0-natty.git] / block / compat_ioctl.c

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index d530856..cc3eb78 100644 (file)
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -8,7 +8,6 @@
 #include <linux/hdreg.h>
 #include <linux/slab.h>
 #include <linux/syscalls.h>
-#include <linux/smp_lock.h>
 #include <linux/types.h>
 #include <linux/uaccess.h>
 
@@ -703,6 +702,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
        case BLKFLSBUF:
        case BLKROSET:
        case BLKDISCARD:
+       case BLKSECDISCARD:
        /*
         * the ones below are implemented in blkdev_locked_ioctl,
         * but we call blkdev_ioctl, which gets the lock for us
@@ -743,13 +743,13 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
                bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
                return 0;
        case BLKGETSIZE:
-               size = bdev->bd_inode->i_size;
+               size = i_size_read(bdev->bd_inode);
                if ((size >> 9) > ~0UL)
                        return -EFBIG;
                return compat_put_ulong(arg, size >> 9);
 
        case BLKGETSIZE64_32:
-               return compat_put_u64(arg, bdev->bd_inode->i_size);
+               return compat_put_u64(arg, i_size_read(bdev->bd_inode));
 
        case BLKTRACESETUP32:
        case BLKTRACESTART: /* compatible */