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Illumos #3875

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3875 panic in zfs_root() after failed rollback
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Approved by: Gordon Ross <gwr@nexenta.com>

References:
  https://www.illumos.org/issues/3875
  illumos/illumos-gate@91948b51b8

Ported-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #1775
This commit is contained in:
Keith M Wesolowski
2013-07-27 10:50:07 -07:00
committed by Brian Behlendorf
parent 1958067629
commit 831baf06ef
8 changed files with 167 additions and 70 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/sys/dmu_objset.h
+1
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@@ -136,6 +136,7 @@ struct objset {
int dmu_objset_hold(const char *name, void *tag, objset_t **osp);
int dmu_objset_own(const char *name, dmu_objset_type_t type,
boolean_t readonly, void *tag, objset_t **osp);
void dmu_objset_refresh_ownership(objset_t *os, void *tag);
void dmu_objset_rele(objset_t *os, void *tag);
void dmu_objset_disown(objset_t *os, void *tag);
int dmu_objset_from_ds(struct dsl_dataset *ds, objset_t **osp);
include/sys/dmu_send.h
+2 -1
View File
@@ -55,12 +55,13 @@ typedef struct dmu_recv_cookie {
struct avl_tree *drc_guid_to_ds_map;
zio_cksum_t drc_cksum;
uint64_t drc_newsnapobj;
void *drc_owner;
} dmu_recv_cookie_t;
int dmu_recv_begin(char *tofs, char *tosnap, struct drr_begin *drrb,
boolean_t force, 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);
int dmu_recv_end(dmu_recv_cookie_t *drc, void *owner);
#endif /* _DMU_SEND_H */
include/sys/dsl_dataset.h
+2 -2
View File
@@ -248,7 +248,7 @@ void dsl_dataset_long_rele(dsl_dataset_t *ds, void *tag);
boolean_t dsl_dataset_long_held(dsl_dataset_t *ds);
int dsl_dataset_clone_swap_check_impl(dsl_dataset_t *clone,
dsl_dataset_t *origin_head, boolean_t force);
dsl_dataset_t *origin_head, boolean_t force, void *owner, dmu_tx_t *tx);
void dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone,
dsl_dataset_t *origin_head, dmu_tx_t *tx);
int dsl_dataset_snapshot_check_impl(dsl_dataset_t *ds, const char *snapname,
@@ -265,7 +265,7 @@ int dsl_dataset_snap_lookup(dsl_dataset_t *ds, const char *name,
int dsl_dataset_snap_remove(dsl_dataset_t *ds, const char *name, dmu_tx_t *tx);
void dsl_dataset_set_refreservation_sync_impl(dsl_dataset_t *ds,
zprop_source_t source, uint64_t value, dmu_tx_t *tx);
int dsl_dataset_rollback(const char *fsname);
int dsl_dataset_rollback(const char *fsname, void *owner);
#ifdef ZFS_DEBUG
#define dprintf_ds(ds, fmt, ...) do { \