2605 want to resume interrupted zfs send
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Paul Dagnelie <pcd@delphix.com>
Reviewed by: Richard Elling <Richard.Elling@RichardElling.com>
Reviewed by: Xin Li <delphij@freebsd.org>
Reviewed by: Arne Jansen <sensille@gmx.net>
Approved by: Dan McDonald <danmcd@omniti.com>
5765 add support for estimating send stream size with lzc_send_space when source is a bookmark
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Steven Hartland <killing@multiplay.co.uk>
Reviewed by: Bayard Bell <buffer.g.overflow@gmail.com>
Approved by: Albert Lee <trisk@nexenta.com>
NEX-3558 KRRP Integration
Fixup merge results

*** 20,39 ****
   */
  
  /*
   * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
-  * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
   * Copyright (c) 2013, Joyent, Inc. All rights reserved.
   * Copyright (c) 2014 Integros [integros.com]
   */
  
  #ifndef _DMU_SEND_H
  #define _DMU_SEND_H
  
  #include <sys/inttypes.h>
  #include <sys/spa.h>
  
  struct vnode;
  struct dsl_dataset;
  struct drr_begin;
  struct avl_tree;
--- 20,43 ----
   */
  
  /*
   * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
   * Copyright (c) 2013, Joyent, Inc. All rights reserved.
   * Copyright (c) 2014 Integros [integros.com]
+  * Copyright 2017 Nexenta Systems, Inc. All rights reserved.
   */
  
  #ifndef _DMU_SEND_H
  #define _DMU_SEND_H
  
  #include <sys/inttypes.h>
  #include <sys/spa.h>
+ #include <sys/dmu_impl.h>
+ #include <sys/dmu_krrp.h>
+ #include <sys/dsl_dataset.h>
+ #include <sys/dsl_bookmark.h>
  
  struct vnode;
  struct dsl_dataset;
  struct drr_begin;
  struct avl_tree;
*** 49,59 ****
      boolean_t stream_compressed, uint64_t *sizep);
  int dmu_send_estimate_from_txg(struct dsl_dataset *ds, uint64_t fromtxg,
      boolean_t stream_compressed, uint64_t *sizep);
  int dmu_send_obj(const char *pool, uint64_t tosnap, uint64_t fromsnap,
      boolean_t embedok, boolean_t large_block_ok, boolean_t compressok,
!     int outfd, struct vnode *vp, offset_t *off);
  
  typedef struct dmu_recv_cookie {
          struct dsl_dataset *drc_ds;
          struct dmu_replay_record *drc_drr_begin;
          struct drr_begin *drc_drrb;
--- 53,63 ----
      boolean_t stream_compressed, uint64_t *sizep);
  int dmu_send_estimate_from_txg(struct dsl_dataset *ds, uint64_t fromtxg,
      boolean_t stream_compressed, uint64_t *sizep);
  int dmu_send_obj(const char *pool, uint64_t tosnap, uint64_t fromsnap,
      boolean_t embedok, boolean_t large_block_ok, boolean_t compressok,
!     int outfd, struct vnode *vp, offset_t *off, boolean_t sendsize);
  
  typedef struct dmu_recv_cookie {
          struct dsl_dataset *drc_ds;
          struct dmu_replay_record *drc_drr_begin;
          struct drr_begin *drc_drrb;
*** 66,81 ****
          struct avl_tree *drc_guid_to_ds_map;
          zio_cksum_t drc_cksum;
          uint64_t drc_newsnapobj;
          void *drc_owner;
          cred_t *drc_cred;
  } dmu_recv_cookie_t;
  
  int dmu_recv_begin(char *tofs, char *tosnap,
      struct dmu_replay_record *drr_begin,
!     boolean_t force, boolean_t resumable, char *origin, dmu_recv_cookie_t *drc);
  int dmu_recv_stream(dmu_recv_cookie_t *drc, struct vnode *vp, offset_t *voffp,
!     int cleanup_fd, uint64_t *action_handlep);
  int dmu_recv_end(dmu_recv_cookie_t *drc, void *owner);
  boolean_t dmu_objset_is_receiving(objset_t *os);
  
  #endif /* _DMU_SEND_H */
--- 70,98 ----
          struct avl_tree *drc_guid_to_ds_map;
          zio_cksum_t drc_cksum;
          uint64_t drc_newsnapobj;
          void *drc_owner;
          cred_t *drc_cred;
+         dmu_krrp_task_t *drc_krrp_task;
  } dmu_recv_cookie_t;
  
+ int dmu_recv_impl(int fd, char *tofs, char *tosnap, char *origin,
+     dmu_replay_record_t *drr_begin, boolean_t is_resumable, nvlist_t *props,
+     nvlist_t *errors, uint64_t *errf,
+     int cfd, uint64_t *ahdl, uint64_t *sz, boolean_t force,
+     dmu_krrp_task_t *krrp_task);
+ int dmu_send_impl(void *tag, dsl_pool_t *dp, dsl_dataset_t *to_ds,
+     zfs_bookmark_phys_t *ancestor_zb, boolean_t is_clone, boolean_t embedok,
+     boolean_t large_block_ok, boolean_t compressok, int outfd,
+     uint64_t resumeobj, uint64_t resumeoff, vnode_t *vp, offset_t *off,
+     dmu_krrp_task_t *krrp_task);
  int dmu_recv_begin(char *tofs, char *tosnap,
      struct dmu_replay_record *drr_begin,
!     boolean_t force, boolean_t resumable, boolean_t force_cksum, char *origin,
!     dmu_recv_cookie_t *drc);
  int dmu_recv_stream(dmu_recv_cookie_t *drc, struct vnode *vp, offset_t *voffp,
!     int cleanup_fd, uint64_t *action_handlep,
!     dmu_krrp_task_t *krrp_task);
  int dmu_recv_end(dmu_recv_cookie_t *drc, void *owner);
  boolean_t dmu_objset_is_receiving(objset_t *os);
  
  #endif /* _DMU_SEND_H */