diff options
Diffstat (limited to 'include/odp/api/spec/init.h')
| -rw-r--r-- | include/odp/api/spec/init.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/odp/api/spec/init.h b/include/odp/api/spec/init.h index ee33e7cd4..c37af464d 100644 --- a/include/odp/api/spec/init.h +++ b/include/odp/api/spec/init.h @@ -107,6 +107,32 @@ typedef int (*odp_log_func_t)(odp_log_level_t level, const char *fmt, ...); typedef void (*odp_abort_func_t)(void) ODP_NORETURN; /** + * Application memory model + */ +typedef enum { + /** Thread memory model: by default all memory is shareable between + * threads. + * + * Within a single ODP instance all ODP handles and pointers to ODP + * allocated data may be shared amongst threads independent of data + * allocation time (e.g. before or after thread creation). */ + ODP_MEM_MODEL_THREAD = 0, + + /** Process memory model: by default all memory is not shareable between + * processes. + * + * Within a single ODP instance all ODP handles and pointers to ODP + * allocated data (excluding non-single VA SHM blocks) may be shared + * amongst processes independent of data allocation time (e.g. before + * or after fork). + * + * @see ODP_SHM_SINGLE_VA + */ + ODP_MEM_MODEL_PROCESS + +} odp_mem_model_t; + +/** * Global initialization parameters * * These parameters may be used at global initialization time to configure and @@ -172,6 +198,12 @@ typedef struct odp_init_t { */ odp_feature_t not_used; + /** Application memory model. The main application thread has to call + * odp_init_global() and odp_init_local() before creating threads that + * share ODP data. The default value is ODP_MEM_MODEL_THREAD. + */ + odp_mem_model_t mem_model; + /** Shared memory parameters */ struct { /** Maximum memory usage in bytes. This is the maximum |