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Add more descriptive destroy error message

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Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Reviewed by: Attila Fülöp <attila@fueloep.org>
Signed-off-by: Artem-OSSRevival <artem.vlasenko@ossrevival.org>
Fixes: #14538
Closes: #17234
(cherry picked from commit 37a3e26552)
This commit is contained in:
Artem-OSSRevival 2025-04-24 04:17:52 +03:00 committed by Tony Hutter
parent 7bb7ff7b49
commit 0956fd736c
1 changed files with 20 additions and 0 deletions
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20
lib/libzfs/libzfs_dataset.c
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@ -4022,6 +4022,26 @@ zfs_destroy_snaps_nvl(libzfs_handle_t *hdl, nvlist_t *snaps, boolean_t defer)
dgettext(TEXT_DOMAIN, "snapshot is cloned"));
ret = zfs_error(hdl, EZFS_EXISTS, errbuf);
break;
case EBUSY: {
nvlist_t *existing_holds;
int err = lzc_get_holds(nvpair_name(pair),
&existing_holds);
/* check the presence of holders */
if (err == 0 && !nvlist_empty(existing_holds)) {
zfs_error_aux(hdl,
dgettext(TEXT_DOMAIN, "it's being held. "
"Run 'zfs holds -r %s' to see holders."),
nvpair_name(pair));
ret = zfs_error(hdl, EBUSY, errbuf);
} else {
ret = zfs_standard_error(hdl, errno, errbuf);
}
if (err == 0)
nvlist_free(existing_holds);
break;
}
default:
ret = zfs_standard_error(hdl, errno, errbuf);
break;