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authorLennart Poettering <lennart@poettering.net>2010-08-05 20:39:45 +0200
committerLennart Poettering <lennart@poettering.net>2010-08-05 20:39:45 +0200
commit674a6e4d0cae372f34df94dfab2513e071d5dc58 (patch)
tree1664efd383b7a26f340225d0cbf930f46dc1ff4d
parent30609d9c187331640125d6b7e3c650330304b383 (diff)
manager: when breaking ordering cycle show full cycle loop
-rw-r--r--src/manager.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/src/manager.c b/src/manager.c
index bdb2b8ba3e..7dbc448269 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -885,7 +885,7 @@ static int transaction_verify_order_one(Manager *m, Job *j, Job *from, unsigned
/* Have we seen this before? */
if (j->generation == generation) {
- Job *k;
+ Job *k, *delete;
/* If the marker is NULL we have been here already and
* decided the job was loop-free from here. Hence
@@ -901,17 +901,17 @@ static int transaction_verify_order_one(Manager *m, Job *j, Job *from, unsigned
* in there. */
log_warning("Found ordering cycle on %s/%s", j->unit->meta.id, job_type_to_string(j->type));
+ delete = NULL;
for (k = from; k; k = ((k->generation == generation && k->marker != k) ? k->marker : NULL)) {
log_info("Walked on cycle path to %s/%s", k->unit->meta.id, job_type_to_string(k->type));
- if (!k->installed &&
+ if (!delete &&
+ !k->installed &&
!unit_matters_to_anchor(k->unit, k)) {
/* Ok, we can drop this one, so let's
* do so. */
- log_warning("Breaking order cycle by deleting job %s/%s", k->unit->meta.id, job_type_to_string(k->type));
- transaction_delete_unit(m, k->unit);
- return -EAGAIN;
+ delete = k;
}
/* Check if this in fact was the beginning of
@@ -920,6 +920,13 @@ static int transaction_verify_order_one(Manager *m, Job *j, Job *from, unsigned
break;
}
+
+ if (delete) {
+ log_warning("Breaking ordering cycle by deleting job %s/%s", k->unit->meta.id, job_type_to_string(k->type));
+ transaction_delete_unit(m, delete->unit);
+ return -EAGAIN;
+ }
+
log_error("Unable to break cycle");
dbus_set_error(e, BUS_ERROR_TRANSACTION_ORDER_IS_CYCLIC, "Transaction order is cyclic. See logs for details.");