diff options
| author | Justus Winter <4winter@informatik.uni-hamburg.de> | 2015-08-16 02:18:47 +0200 |
|---|---|---|
| committer | Justus Winter <4winter@informatik.uni-hamburg.de> | 2015-08-28 15:47:56 +0200 |
| commit | 787a6034170b59d55afe8d0a12cb0904f20cb74d (patch) | |
| tree | d20fcc9b98882c7bb62500185cbfb08006fec26a /ipc/ipc_object.h | |
| parent | 069a8a3decf5981cd420014384ead470eac8561c (diff) | |
codify locking contracts
Conflicts:
vm/vm_page.h
Diffstat (limited to 'ipc/ipc_object.h')
| -rw-r--r-- | ipc/ipc_object.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/ipc/ipc_object.h b/ipc/ipc_object.h index 8504a23..be85dd6 100644 --- a/ipc/ipc_object.h +++ b/ipc/ipc_object.h @@ -87,8 +87,11 @@ extern struct kmem_cache ipc_object_caches[IOT_NUMBER]; #define io_lock_init(io) lock_init(&(io)->io_lock_data, TRUE) #define io_lock(io) lock_write(&(io)->io_lock_data) +#define io_lock_surrender(io) lock_write_surrender(&(io)->io_lock_data) +#define io_lock_steal(io) lock_write_steal(&(io)->io_lock_data) #define io_lock_try(io) lock_try_write(&(io)->io_lock_data) #define io_unlock(io) lock_write_done(&(io)->io_lock_data) +#define have_io_lock(io) have_write_lock(&(io)->io_lock_data) #define io_check_unlock(io) \ MACRO_BEGIN \ |