Correct potenital locking issue in msg allocation

[ric-plt/lib/rmr.git] / src / rmr / si / src / rmr_si.c

diff --git a/src/rmr/si/src/rmr_si.c b/src/rmr/si/src/rmr_si.c
index 5aaa778..80d7408 100644 (file)
--- a/src/rmr/si/src/rmr_si.c
+++ b/src/rmr/si/src/rmr_si.c
@@ -628,6 +628,7 @@ static void* init(  char* uproto_port, int def_msg_size, int flags ) {
        if( ! (flags & RMRFL_NOLOCK) ) {                                // user did not specifically ask that it be off; turn it on
                uta_ring_config( ctx->mring, RING_RLOCK );                      // concurrent rcv calls require read lock
                uta_ring_config( ctx->zcb_mring, RING_WLOCK );          // concurrent free calls from userland require write lock
+               uta_ring_config( ctx->zcb_mring, RING_FRLOCK );         // concurrent message allocatieon calls from userland require read lock, but can be fast
        } else {
                rmr_vlog( RMR_VL_INFO, "receive ring locking disabled by user application\n" );
        }