diff options
Diffstat (limited to 'usr/src/uts/common/os/ipc.c')
| -rw-r--r-- | usr/src/uts/common/os/ipc.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/usr/src/uts/common/os/ipc.c b/usr/src/uts/common/os/ipc.c index 9381019cd1..6a6f5d84ef 100644 --- a/usr/src/uts/common/os/ipc.c +++ b/usr/src/uts/common/os/ipc.c @@ -20,6 +20,7 @@ */ /* * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright 2016 Joyent, Inc. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ @@ -1217,6 +1218,23 @@ ipc_remove(ipc_service_t *service, kipc_perm_t *perm) (IPC_ZONE_USAGE(perm, service) == 0))); } +/* + * Perform actual IPC_RMID, either via ipc_rmid or due to a delayed *_RMID. + */ +void +ipc_rmsvc(ipc_service_t *service, kipc_perm_t *perm) +{ + ASSERT(service->ipcs_count > 0); + ASSERT(MUTEX_HELD(&service->ipcs_lock)); + + ipc_remove(service, perm); + mutex_exit(&service->ipcs_lock); + + /* perform any per-service removal actions */ + service->ipcs_rmid(perm); + + ipc_rele(service, perm); +} /* * Common code to perform an IPC_RMID. Returns an errno value on @@ -1247,13 +1265,7 @@ ipc_rmid(ipc_service_t *service, int id, cred_t *cr) /* * Nothing can fail from this point on. */ - ipc_remove(service, perm); - mutex_exit(&service->ipcs_lock); - - /* perform any per-service removal actions */ - service->ipcs_rmid(perm); - - ipc_rele(service, perm); + ipc_rmsvc(service, perm); return (0); } |