diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/ipxe/process.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/include/ipxe/process.h b/src/include/ipxe/process.h index f8b10a8ae..9b7579817 100644 --- a/src/include/ipxe/process.h +++ b/src/include/ipxe/process.h @@ -39,6 +39,8 @@ struct process_descriptor { * CPU to another process. */ void ( * step ) ( void *object ); + /** Automatically reschedule the process */ + int reschedule; }; /** @@ -78,6 +80,21 @@ struct process_descriptor { #define PROC_DESC( object_type, process, _step ) { \ .offset = process_offset ( object_type, process ), \ .step = PROC_STEP ( object_type, _step ), \ + .reschedule = 1, \ + } + +/** + * Define a process descriptor for a process that runs only once + * + * @v object_type Containing object data type + * @v process Process name (i.e. field within object data type) + * @v step Process' step() method + * @ret desc Object interface descriptor + */ +#define PROC_DESC_ONCE( object_type, process, _step ) { \ + .offset = process_offset ( object_type, process ), \ + .step = PROC_STEP ( object_type, _step ), \ + .reschedule = 0, \ } /** @@ -91,6 +108,7 @@ struct process_descriptor { #define PROC_DESC_PURE( _step ) { \ .offset = 0, \ .step = PROC_STEP ( struct process, _step ), \ + .reschedule = 1, \ } extern void * __attribute__ (( pure )) |