diff options
Diffstat (limited to 'Modules/hashlib.h')
| -rw-r--r-- | Modules/hashlib.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Modules/hashlib.h b/Modules/hashlib.h index 56ae7a5..a8bad9d 100644 --- a/Modules/hashlib.h +++ b/Modules/hashlib.h @@ -37,6 +37,13 @@ * LEAVE_HASHLIB block or explicitly acquire and release the lock inside * a PY_BEGIN / END_ALLOW_THREADS block if they wish to release the GIL for * an operation. + * + * These only drop the GIL if the lock acquisition itself is likely to + * block. Thus the non-blocking acquire gating the GIL release for a + * blocking lock acquisition. The intent of these macros is to surround + * the assumed always "fast" operations that you aren't releasing the + * GIL around. Otherwise use code similar to what you see in hash + * function update() methods. */ #include "pythread.h" @@ -53,7 +60,7 @@ PyThread_release_lock((obj)->lock); \ } -/* TODO(gps): We should probably make this a module or EVPobject attribute +/* TODO(gpshead): We should make this a module or class attribute * to allow the user to optimize based on the platform they're using. */ #define HASHLIB_GIL_MINSIZE 2048 |