diff options
Diffstat (limited to 'include/block/block-global-state.h')
| -rw-r--r-- | include/block/block-global-state.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h index 6b21fbc73f..0327f1c605 100644 --- a/include/block/block-global-state.h +++ b/include/block/block-global-state.h @@ -31,11 +31,10 @@ /* * Global state (GS) API. These functions run under the BQL. * - * If a function modifies the graph, it also uses drain and/or - * aio_context_acquire/release to be sure it has unique access. - * aio_context locking is needed together with BQL because of - * the thread-safe I/O API that concurrently runs and accesses - * the graph without the BQL. + * If a function modifies the graph, it also uses the graph lock to be sure it + * has unique access. The graph lock is needed together with BQL because of the + * thread-safe I/O API that concurrently runs and accesses the graph without + * the BQL. * * It is important to note that not all of these functions are * necessarily limited to running under the BQL, but they would |