Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=dc3a0711454938e1a... Commit: dc3a0711454938e1a6264b7e3bf24a6dd1ac7e9f Parent: a2034e9a99337ac16ee415f7f2398e0b8e976716 Author: Petr Rockai prockai@redhat.com AuthorDate: Mon Jul 29 18:54:59 2013 +0200 Committer: Petr Rockai prockai@redhat.com CommitterDate: Sun Nov 17 21:41:27 2013 +0100
metadata: Add a pv_label accessor (go from a PV to its label).
--- lib/metadata/pv.c | 10 ++++++++++ lib/metadata/pv.h | 1 + 2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/lib/metadata/pv.c b/lib/metadata/pv.c index 5b08998..0288f07 100644 --- a/lib/metadata/pv.c +++ b/lib/metadata/pv.c @@ -350,3 +350,13 @@ unsigned pv_mda_set_ignored(const struct physical_volume *pv, unsigned mda_ignor return 1; }
+struct label *pv_label(const struct physical_volume *pv) +{ + struct lvmcache_info *info = + lvmcache_info_from_pvid((const char *)&pv->id.uuid, 0); + if (!info) { + log_error(INTERNAL_ERROR "PV %s unexpectedly not in cache.", dev_name(pv->dev)); + return NULL; + } + return lvmcache_get_label(info); +} diff --git a/lib/metadata/pv.h b/lib/metadata/pv.h index ff708f8..8fd3061 100644 --- a/lib/metadata/pv.h +++ b/lib/metadata/pv.h @@ -95,5 +95,6 @@ unsigned pv_mda_set_ignored(const struct physical_volume *pv, unsigned ignored); int is_orphan(const struct physical_volume *pv); int is_missing_pv(const struct physical_volume *pv); int is_pv(const struct physical_volume *pv); +struct label *pv_label(const struct physical_volume *pv);
#endif /* _LVM_PV_H */
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