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codeparrot

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}
}
#endif
if (zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL) <
SPA_VERSION_L2CACHE &&
nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
&l2cache, &nl2cache) == 0) {
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, ""pool must be ""
""upgraded to add cache devices""));
return (zfs_error(hdl, EZFS_BADVERSION, msg));
}
if (zcmd_write_conf_nvlist(hdl, &zc, nvroot) != 0)
return (-1);
(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));
if (zfs_ioctl(zhp->zpool_hdl, ZFS_IOC_VDEV_ADD, &zc) != 0) {
switch (errno) {
case EBUSY:
/*
* This can happen if the user has specified the same
* device multiple times. We can't reliably detect this
* until we try to add it and see we already have a
* label.
*/
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
""one or more vdevs refer to the same device""));
(void) zfs_error(hdl, EZFS_BADDEV, msg);
break;
case EOVERFLOW:
/*
* This occurrs when one of the devices is below
* SPA_MINDEVSIZE. Unfortunately, we can't detect which
* device was the problem device since there's no
* reliable way to determine device size from userland.
*/
{
char buf[64];
zfs_nicenum(SPA_MINDEVSIZE, buf, sizeof (buf));
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
""device is less than the minimum ""
""size (%s)""), buf);
}
(void) zfs_error(hdl, EZFS_BADDEV, msg);
break;
case ENOTSUP:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
""pool must be upgraded to add these vdevs""));
(void) zfs_error(hdl, EZFS_BADVERSION, msg);
break;
case EDOM:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
""root pool can not have multiple vdevs""
"" or separate logs""));
(void) zfs_error(hdl, EZFS_POOL_NOTSUP, msg);
break;
case ENOTBLK:
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
""cache device must be a disk or disk slice""));
(void) zfs_error(hdl, EZFS_BADDEV, msg);
break;
default:
(void) zpool_standard_error(hdl, errno, msg);
}
ret = -1;
} else {
ret = 0;
}
zcmd_free_nvlists(&zc);
return (ret);
}
/*
* Exports the pool from the system. The caller must ensure that there are no
* mounted datasets in the pool.
*/
int
zpool_export_common(zpool_handle_t *zhp, boolean_t force, boolean_t hardforce)
{
zfs_cmd_t zc = { 0 };
char msg[1024];
(void) snprintf(msg, sizeof (msg), dgettext(TEXT_DOMAIN,
""cannot export '%s'""), zhp->zpool_name);
(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));
zc.zc_cookie = force;
zc.zc_guid = hardforce;
#define ZFSFUSE_BUSY_SLEEP_FACTOR 500000 // .5 seconds was chosen ater some tuning