Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=b910c34f09f45987fe56f0... Commit: b910c34f09f45987fe56f0e90455a166e047144c Parent: b9e419850086473d4309c5211852b0237020421d Author: David Teigland teigland@redhat.com AuthorDate: Tue Dec 5 14:31:03 2017 -0600 Committer: David Teigland teigland@redhat.com CommitterDate: Tue Dec 5 14:31:03 2017 -0600

lvmlockd: use pool lock for tmeta access

When a command is run on a named tmeta LV, use the lock on the pool. --- lib/locking/lvmlockd.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/lib/locking/lvmlockd.c b/lib/locking/lvmlockd.c index d8bb818..eb7076c 100644 --- a/lib/locking/lvmlockd.c +++ b/lib/locking/lvmlockd.c @@ -2161,6 +2161,10 @@ static int _lockd_lv_thin(struct cmd_context *cmd, struct logical_volume *lv, /* FIXME: there should be a function to get pool lv from data lv. */ pool_lv = lv_parent(lv);

+ } else if (lv_is_thin_pool_metadata(lv)) { + struct lv_segment *pool_seg = get_only_segment_using_this_lv(lv); + pool_lv = pool_seg->lv; + } else { /* This should not happen AFAIK. */ log_error("Lock on incorrect thin lv type %s/%s",