From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zdenek Kabelac Date: Fri, 16 Oct 2020 19:12:08 +0000 (GMT) Subject: stable-2.02 - debug: show actually reason for taking this code path Message-ID: <20201016191208.1FEAC396EC9B@sourceware.org> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=b97440290c952c33e32f86f7d4b0e47ed6e30d4d Commit: b97440290c952c33e32f86f7d4b0e47ed6e30d4d Parent: 03bddd7d41bc644dfe6498c3b2d0d412190f2e5e Author: Zdenek Kabelac AuthorDate: Fri Oct 2 11:12:49 2020 +0200 Committer: Zdenek Kabelac CommitterDate: Fri Oct 16 18:09:55 2020 +0200 debug: show actually reason for taking this code path Instead of not so useful backtrace, report what was the reason. --- lib/format_text/format-text.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/lib/format_text/format-text.c b/lib/format_text/format-text.c index 225d6424c..20eeb0854 100644 --- a/lib/format_text/format-text.c +++ b/lib/format_text/format-text.c @@ -2075,8 +2075,10 @@ static int _create_vg_text_instance(struct format_instance *fid, } if (type & FMT_INSTANCE_MDAS) { - if (!(vginfo = lvmcache_vginfo_from_vgname(vg_name, vg_id))) - goto_out; + if (!(vginfo = lvmcache_vginfo_from_vgname(vg_name, vg_id))) { + log_debug("No cached vginfo for VG %s and ID %s.", vg_name, vg_id); + goto out; + } if (!lvmcache_fid_add_mdas_vg(vginfo, fid)) goto_out; }