diff options
| author | Holger Hans Peter Freyther <zecke@selfish.org> | 2011-01-04 13:33:57 +0100 |
|---|---|---|
| committer | Holger Hans Peter Freyther <zecke@selfish.org> | 2011-01-17 11:27:01 +0100 |
| commit | 0f833b084bfe1bb37d3300cf78bc7cbe7a363110 (patch) | |
| tree | e360992ab23b743d09ec956d5649233d4d9aac15 /src/links.c | |
| parent | 85e17d1224b7599f936264ca8d6d3824452842c8 (diff) | |
mtp: take the linkset down when the last link is failing
Diffstat (limited to 'src/links.c')
| -rw-r--r-- | src/links.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/src/links.c b/src/links.c index 6764b54..023a7f4 100644 --- a/src/links.c +++ b/src/links.c @@ -29,17 +29,42 @@ extern struct bsc_data bsc; +int is_one_up(struct mtp_link_set *set) +{ + struct link_data *entry; + + llist_for_each_entry(entry, &set->links, entry) + if (entry->available) + return 1; + return 0; +} + void mtp_link_down(struct link_data *link) { - mtp_linkset_down(link->the_link); + int one_up; + int was_up; + + was_up = link->available; + link->available = 0; + one_up = is_one_up(link->the_link); + + /* our linkset is now unsuable */ + if (was_up && !one_up) + mtp_linkset_down(link->the_link); link->clear_queue(link); mtp_link_set_init_slc(link->the_link); } void mtp_link_up(struct link_data *link) { - mtp_linkset_up(link->the_link); + int one_up; + + one_up = is_one_up(link->the_link); + link->available = 1; + mtp_link_set_init_slc(link->the_link); + if (!one_up) + mtp_linkset_up(link->the_link); } void mtp_link_set_sccp_down(struct mtp_link_set *link) |