Changeset a294ad0 in mainline for generic/include/mm/frame.h

Timestamp:

2006-02-02T14:00:32Z (19 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

2d43f3e

Parents:

758e065

Message:

Currently not-working SLAB allocator.

• slightly changed interface to frame_alloc, allow zone preference

File:

• generic/include/mm/frame.h (modified) (4 diffs)

generic/include/mm/frame.h

@@ -40 +40 @@
 #define ONE_FRAME       0
 
-#define FRAME_KA                1       /* skip frames conflicting with user address space */
-#define FRAME_PANIC             2       /* panic on failure */
-#define FRAME_ATOMIC            4       /* do not panic and do not sleep on failure */
+#define FRAME_KA                0x1     /* skip frames conflicting with user address space */
+#define FRAME_PANIC             0x2     /* panic on failure */
+#define FRAME_ATOMIC            0x4     /* do not panic and do not sleep on failure */
+#define FRAME_NO_RECLAIM        0x8     /* Do not start reclaiming when no free memory */
 
 #define FRAME_OK                0       /* frame_alloc return status */
@@ -79 +80 @@
         __u8 buddy_order;       /**< buddy system block order */
         link_t buddy_link;      /**< link to the next free block inside one order */
-        slab_slab_t *slab;      /**< If allocated by slab, this points there */
+        void *parent;           /**< If allocated by slab, this points there */
 };
 
@@ -101 +102 @@
 extern void frame_initialize(frame_t *frame, zone_t *zone);
 
-__address frame_alloc(int flags, __u8 order, int * status);
+__address frame_alloc(int flags, __u8 order, int * status, zone_t **pzone);
 extern void frame_free(__address addr);
 
@@ -115 +116 @@
 __u8 zone_buddy_get_order(buddy_system_t *b, link_t * block);
 void zone_buddy_mark_busy(buddy_system_t *b, link_t * block);
+extern frame_t * frame_addr2frame(__address addr);
 
 /*