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Small program that converts a dataset id and an object id to a path

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Small program that converts a dataset id and an object id to a path

Reviewed-by: Prakash Surya <prakash.surya@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Signed-off-by: Paul Dagnelie <pcd@delphix.com>
Closes #10204
This commit is contained in:
Paul Dagnelie
2020-05-20 10:05:33 -07:00
committed by GitHub
parent 7b0e39030c
commit de4f06c275
16 changed files with 349 additions and 7 deletions
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lib/libzfs/libzfs_pool.c
+18 -4
View File
@@ -4362,9 +4362,9 @@ zpool_events_seek(libzfs_handle_t *hdl, uint64_t eid, int zevent_fd)
return (error);
}
void
zpool_obj_to_path(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
char *pathname, size_t len)
static void
zpool_obj_to_path_impl(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
char *pathname, size_t len, boolean_t always_unmounted)
{
zfs_cmd_t zc = {"\0"};
boolean_t mounted = B_FALSE;
@@ -4391,7 +4391,8 @@ zpool_obj_to_path(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
(void) strlcpy(dsname, zc.zc_value, sizeof (dsname));
/* find out if the dataset is mounted */
mounted = is_mounted(zhp->zpool_hdl, dsname, &mntpnt);
mounted = !always_unmounted && is_mounted(zhp->zpool_hdl, dsname,
&mntpnt);
/* get the corrupted object's path */
(void) strlcpy(zc.zc_name, dsname, sizeof (zc.zc_name));
@@ -4412,6 +4413,19 @@ zpool_obj_to_path(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
free(mntpnt);
}
void
zpool_obj_to_path(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
char *pathname, size_t len)
{
zpool_obj_to_path_impl(zhp, dsobj, obj, pathname, len, B_FALSE);
}
void
zpool_obj_to_path_ds(zpool_handle_t *zhp, uint64_t dsobj, uint64_t obj,
char *pathname, size_t len)
{
zpool_obj_to_path_impl(zhp, dsobj, obj, pathname, len, B_TRUE);
}
/*
* Wait while the specified activity is in progress in the pool.
*/