1 files changed, 2 insertions, 1 deletions

diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 5049e8ab6e30..aa75389be8cf 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1088,6 +1088,7 @@ xfs_ioctl_setattr_dax_invalidate(
         int                     *join_flags)
 {
         struct inode            *inode = VFS_I(ip);
+        struct super_block      *sb = inode->i_sb;
         int                     error;
 
         *join_flags = 0;
@@ -1100,7 +1101,7 @@ xfs_ioctl_setattr_dax_invalidate(
         if (fa->fsx_xflags & FS_XFLAG_DAX) {
                 if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode)))
                         return -EINVAL;
-                if (ip->i_mount->m_sb.sb_blocksize != PAGE_SIZE)
+                if (bdev_dax_supported(sb, sb->s_blocksize) < 0)
                         return -EINVAL;
         }