diff options
author | Ben Pfaff <blp@nicira.com> | 2013-04-15 14:35:18 -0700 |
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committer | Ben Pfaff <blp@nicira.com> | 2013-07-22 10:53:08 -0700 |
commit | d7eea710a02193d6384174fa3f3e7d10d5248344 (patch) | |
tree | 9703ead11561ae64a996a808663e3cb7e09977d9 /lib/jsonrpc.c | |
parent | 06717cbd62f400c0596bd0bbcf0fc8fb03c7801c (diff) | |
download | openvswitch-d7eea710a02193d6384174fa3f3e7d10d5248344.tar.gz |
jsonrpc: Make thread-safe.
Signed-off-by: Ben Pfaff <blp@nicira.com>
Diffstat (limited to 'lib/jsonrpc.c')
-rw-r--r-- | lib/jsonrpc.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/jsonrpc.c b/lib/jsonrpc.c index b4bbc8403..6c482c2d1 100644 --- a/lib/jsonrpc.c +++ b/lib/jsonrpc.c @@ -26,6 +26,7 @@ #include "json.h" #include "list.h" #include "ofpbuf.h" +#include "ovs-thread.h" #include "poll-loop.h" #include "reconnect.h" #include "stream.h" @@ -514,8 +515,15 @@ jsonrpc_create(enum jsonrpc_msg_type type, const char *method, static struct json * jsonrpc_create_id(void) { - static unsigned int id; - return json_integer_create(id++); + static pthread_mutex_t mutex = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER; + static unsigned int next_id; + unsigned int id; + + xpthread_mutex_lock(&mutex); + id = next_id++; + xpthread_mutex_unlock(&mutex); + + return json_integer_create(id); } struct jsonrpc_msg * |