57  *	6. If the pool has the 'autoreplace' property set, and the matching vdev
94 #define	DEV_BYVDEV_PATH	"/dev/disk/by-vdev/"
180  * The device associated with the given vdev (either by devid or physical path)
197 zfs_process_add(zpool_handle_t *zhp, nvlist_t *vdev, boolean_t labeled)  in zfs_process_add()  argument
222 	 * '/dev/disk/by-vdev' directories.  Note that this path can change  in zfs_process_add()
223 	 * when a vdev is replaced with a new disk.  in zfs_process_add()
225 	if (nvlist_lookup_string(vdev, ZPOOL_CONFIG_PATH, &path) != 0)  in zfs_process_add()
229 	verify(nvlist_lookup_uint64_array(vdev, ZPOOL_CONFIG_VDEV_STATS,  in zfs_process_add()
237 	(void) nvlist_lookup_string(vdev, ZPOOL_CONFIG_PHYS_PATH, &physpath);  in zfs_process_add()
239 	update_vdev_config_dev_sysfs_path(vdev, path,  in zfs_process_add()
241 	(void) nvlist_lookup_string(vdev, ZPOOL_CONFIG_VDEV_ENC_SYSFS_PATH,  in zfs_process_add()
244 	(void) nvlist_lookup_uint64(vdev, ZPOOL_CONFIG_WHOLE_DISK, &wholedisk);  in zfs_process_add()
245 	(void) nvlist_lookup_uint64(vdev, ZPOOL_CONFIG_OFFLINE, &offline);  in zfs_process_add()
246 	(void) nvlist_lookup_uint64(vdev, ZPOOL_CONFIG_FAULTED, &faulted);  in zfs_process_add()
248 	(void) nvlist_lookup_uint64(vdev, ZPOOL_CONFIG_GUID, &guid);  in zfs_process_add()
249 	(void) nvlist_lookup_uint64(vdev, ZPOOL_CONFIG_IS_SPARE, &is_spare);  in zfs_process_add()
261 	 *        path: '/dev/disk/by-vdev/L28'  in zfs_process_add()
272 	 *        path: '/dev/disk/by-vdev/L29'  in zfs_process_add()
281 	 * If the disk's path is a /dev/disk/by-vdev/ path, then we can infer  in zfs_process_add()
282 	 * the ZPOOL_CONFIG_PHYS_PATH from the by-vdev disk name.  in zfs_process_add()
285 		/* If path begins with "/dev/disk/by-vdev/" ... */  in zfs_process_add()
288 			/* Set physpath to the char after "/dev/disk/by-vdev" */  in zfs_process_add()
305 	zed_log_msg(LOG_INFO, "zfs_process_add: pool '%s' vdev '%s', phys '%s'"  in zfs_process_add()
317 	 * The VDEV guid is preferred for identification (gets passed in path)  in zfs_process_add()
350 		    "  zpool_vdev_online: vdev '%s' ('%s') is "  in zfs_process_add()
365 	 * vdev online to trigger a FMA fault by posting an ereport.  in zfs_process_add()
379 	 * needs to be /dev/disk/by-vdev for a scsi_debug device since  in zfs_process_add()
409 	nvlist_lookup_string(vdev, "new_devid", &new_devid);  in zfs_process_add()
414 		rc = zpool_prepare_disk(zhp, vdev, "autoreplace", &lines,  in zfs_process_add()
452 		    vdev, "autoreplace", &lines, &lines_cnt);  in zfs_process_add()
535 	 * Construct the root vdev to pass to zpool_vdev_attach().  While adding  in zfs_process_add()
536 	 * the entire vdev structure is harmless, we construct a reduced set of  in zfs_process_add()
599  * Utility functions to find a vdev matching given criteria.
647 	/* once a vdev was matched and processed there is nothing left to do */  in zfs_iter_vdev()
667 		 * If the attached disk already contains a vdev GUID, it means  in zfs_iter_vdev()
680 			    " != vdev GUID:%llu)", __func__,  in zfs_iter_vdev()
725 	 * For each vdev in this pool, look for a match to apply dd_func  in zfs_iter_pool()
767  * (pool, vdev) pairs which correspond to that location.
789  * Given a device identifier, find any vdevs with a matching by-vdev
792  * /dev/disk/by-vdev/L28, normally devphys_iter() would match the
804  *               path: '/dev/disk/by-vdev/L28'
815  *               path: '/dev/disk/by-vdev/L29'
826  * We can do this because we assume by-vdev paths are authoritative as physical
845 		/* by_vdev_path doesn't start with "/dev/disk/by-vdev/" */  in by_vdev_path_iter()
901  *	Matches: vdev's ZPOOL_CONFIG_PHYS_PATH or ZPOOL_CONFIG_DEVID
909  *	Matches: vdev's ZPOOL_CONFIG_PHYS_PATH or ZPOOL_CONFIG_DEVID
943 	 * 3. ZPOOL_CONFIG_GUID (identifies unique vdev).  in zfs_deliver_add()
944 	 * 4. ZPOOL_CONFIG_PATH for /dev/disk/by-vdev devices only (since  in zfs_deliver_add()
945 	 *    by-vdev paths represent physical paths).  in zfs_deliver_add()
957 		/* Can we match a /dev/disk/by-vdev/ path? */  in zfs_deliver_add()
960 		    "/dev/disk/by-vdev/%s", devpath);  in zfs_deliver_add()
986 	zed_log_msg(LOG_INFO, "zfs_deliver_check: pool '%llu', vdev %llu",  in zfs_deliver_check()
997  * Given a path to a vdev, lookup the vdev's physical size from its
1000  * Returns the vdev's physical size in bytes on success, 0 on error.
1026  * Given a path to a vdev, lookup if the vdev is a "whole disk" in the
1166 				 * Only attempt an autoexpand if the vdev size  in zfsdle_vdev_online()
1211  * provided vdev guid when looking up a disk or partition, when the guid