diff options
| author | Ying Xue <ying.xue@windriver.com> | 2014-05-05 08:56:17 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-05-05 17:26:45 -0400 |
| commit | 3f5a12bd9f9a61d8a12f9adf778b14e4bb8ca050 (patch) | |
| tree | 4fe673edf946c5dbcbd472c04d5d20360d897c2e /net/tipc/link.c | |
| parent | eb8b00f5f248c50603bca383792ac3a618297be0 (diff) | |
| download | linux-3f5a12bd9f9a61d8a12f9adf778b14e4bb8ca050.tar.bz2 | |
tipc: avoid to asynchronously reset all links
Postpone the actions of resetting all links until after bclink
lock is released, avoiding to asynchronously reset all links.
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/link.c')
| -rw-r--r-- | net/tipc/link.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c index ac074aaf104d..dce2bef81720 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -1259,29 +1259,24 @@ void tipc_link_push_queue(struct tipc_link *l_ptr) } while (!res); } -static void link_reset_all(unsigned long addr) +void tipc_link_reset_all(struct tipc_node *node) { - struct tipc_node *n_ptr; char addr_string[16]; u32 i; - n_ptr = tipc_node_find((u32)addr); - if (!n_ptr) - return; /* node no longer exists */ - - tipc_node_lock(n_ptr); + tipc_node_lock(node); pr_warn("Resetting all links to %s\n", - tipc_addr_string_fill(addr_string, n_ptr->addr)); + tipc_addr_string_fill(addr_string, node->addr)); for (i = 0; i < MAX_BEARERS; i++) { - if (n_ptr->links[i]) { - link_print(n_ptr->links[i], "Resetting link\n"); - tipc_link_reset(n_ptr->links[i]); + if (node->links[i]) { + link_print(node->links[i], "Resetting link\n"); + tipc_link_reset(node->links[i]); } } - tipc_node_unlock(n_ptr); + tipc_node_unlock(node); } static void link_retransmit_failure(struct tipc_link *l_ptr, @@ -1318,10 +1313,9 @@ static void link_retransmit_failure(struct tipc_link *l_ptr, n_ptr->bclink.oos_state, n_ptr->bclink.last_sent); - tipc_k_signal((Handler)link_reset_all, (unsigned long)n_ptr->addr); - tipc_node_unlock(n_ptr); + tipc_bclink_set_flags(TIPC_BCLINK_RESET); l_ptr->stale_count = 0; } } |