Changeset f275cb3 in mainline for generic/include/mm/frame.h

Timestamp:

2006-01-08T16:35:41Z (19 years ago)

Author:

Sergey Bondari <bondari@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

b2c92f33

Parents:

677a6d5

Message:

Frame alloc test #1

File:

• generic/include/mm/frame.h (modified) (2 diffs)

generic/include/mm/frame.h

@@ -39 +39 @@
 #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)
@@ -89 +94 @@
 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);