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| author | Simon Horman <simon.horman@netronome.com> | 2014-11-10 13:47:49 +0900 |
|---|---|---|
| committer | Ben Pfaff <blp@nicira.com> | 2014-11-10 08:39:57 -0800 |
| commit | 27c247496fc15012b3186059639bf6dba1d1f706 (patch) | |
| tree | 541751e520cc5d7b27e27bafe277991cf9d80882 /ofproto/ofproto-dpif-rid.c | |
| parent | c3bd4bfc7120a16d3e3604985e9c607705ef594d (diff) | |
| download | openvswitch-27c247496fc15012b3186059639bf6dba1d1f706.tar.gz | |
id-pool: Refactor id_pool_alloc_id to allow any 32 bit value to be an id
id_pool_alloc_id() was created by breaking out the recirculation
allocation code. As it is now a library call it makes sense to remove
the restriction that id 0 is reserved.
Signed-off-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
Diffstat (limited to 'ofproto/ofproto-dpif-rid.c')
| -rw-r--r-- | ofproto/ofproto-dpif-rid.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/ofproto/ofproto-dpif-rid.c b/ofproto/ofproto-dpif-rid.c index 55d5c2bef..afad3ce34 100644 --- a/ofproto/ofproto-dpif-rid.c +++ b/ofproto/ofproto-dpif-rid.c @@ -52,11 +52,16 @@ uint32_t recirc_id_alloc(struct recirc_id_pool *pool) { uint32_t id; + bool ret; ovs_mutex_lock(&pool->lock); - id = id_pool_alloc_id(pool->rids); + ret = id_pool_alloc_id(pool->rids, &id); ovs_mutex_unlock(&pool->lock); + if (!ret) { + return 0; + } + return id; } |