304-4.5-00-get_link.patch

diff -rupN vmblock-only/linux/inode.c vmblock-only.new/linux/inode.c
--- vmblock-only/linux/inode.c	2016-03-16 22:22:00.470080630 -0400
+++ vmblock-only.new/linux/inode.c	2016-03-16 22:23:33.016081859 -0400
@@ -44,7 +44,9 @@ static struct dentry *InodeOpLookup(stru
 static int InodeOpReadlink(struct dentry *, char __user *, int);
 #endif
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+const char *InodeOpGetLink(struct dentry *dentry, struct inode *inode, struct delayed_call *done);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
 static const char *InodeOpFollowlink(struct dentry *dentry, void **cookie);
 #elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 13)
 static void *InodeOpFollowlink(struct dentry *dentry, struct nameidata *nd);
@@ -63,7 +65,11 @@ static struct inode_operations LinkInode
 struct inode_operations LinkInodeOps = {
 #endif
    .readlink    = InodeOpReadlink,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+   .get_link = InodeOpGetLink,
+#else
    .follow_link = InodeOpFollowlink,
+#endif
 };
 
 /*
@@ -222,7 +228,9 @@ InodeOpReadlink(struct dentry *dentry,
  *
  *----------------------------------------------------------------------------
  */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+const char *InodeOpGetLink(struct dentry *dentry, struct inode *inode, struct delayed_call *done)
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
 static const char *InodeOpFollowlink(struct dentry *dentry, void **cookie)
 #else
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 13)
@@ -238,18 +246,28 @@ InodeOpFollowlink(struct dentry *dentry,
    VMBlockInodeInfo *iinfo;
 
    if (!dentry) {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+      ret = -ECHILD;
+#else
       Warning("InodeOpReadlink: invalid args from kernel\n");
       ret = -EINVAL;
+#endif
       goto out;
    }
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+   iinfo = INODE_TO_IINFO(inode);
+#else
    iinfo = INODE_TO_IINFO(dentry->d_inode);
+#endif
    if (!iinfo) {
       ret = -EINVAL;
       goto out;
    }
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+   return (char *)(iinfo->name);  
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
    return *cookie = (char *)(iinfo->name);  
 #else
    nd_set_link(nd, iinfo->name);