| 38,9 → 38,14 |
|---|
| |
| #define ONE_FRAME 0 |
| |
| #define FRAME_KA 1 /* skip frames conflicting with user address space */ |
| #define FRAME_PANIC 2 /* panic on failure */ |
| #define FRAME_KA 1 /* skip frames conflicting with user address space */ |
| #define FRAME_PANIC 2 /* panic on failure */ |
| #define FRAME_NON_BLOCKING 4 /* do not panic and do not sleep on failure */ |
| |
| #define FRAME_OK 0 /* frame_alloc return status */ |
| #define FRAME_NO_MEMORY 1 /* frame_alloc return status */ |
| #define FRAME_ERROR 2 /* frame_alloc return status */ |
| |
| #define FRAME2ADDR(zone, frame) ((zone)->base + ((frame) - (zone)->frames) * FRAME_SIZE) |
| #define ADDR2FRAME(zone, addr) (&((zone)->frames[((addr) - (zone)->base) / FRAME_SIZE])) |
| #define FRAME_INDEX(zone, frame) ((index_t)((frame) - (zone)->frames)) |
| 88,8 → 93,10 |
|---|
| |
| extern void frame_init(void); |
| extern void frame_initialize(frame_t *frame, zone_t *zone); |
| __address frame_alloc(int flags, __u8 order); |
| |
| __address frame_alloc(int flags, __u8 order, int * status); |
| extern void frame_free(__address addr); |
| |
| zone_t * get_zone_by_frame(frame_t * frame); |
| |
| /* |