Changeset b43eaba0 in mainline for kernel/generic/include/mm/frame.h

Timestamp:

2006-12-25T11:38:48Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

66eb2c8

Parents:

b2e5e25

Message:

Improve indentation and formatting.

File:

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

kernel/generic/include/mm/frame.h

@@ -54 +54 @@
 #endif
 
-#define ZONES_MAX       16      /**< Maximum number of zones in system */
+/** Maximum number of zones in system. */
+#define ZONES_MAX               16
 
-#define ZONE_JOIN       0x1     /**< If possible, merge with neighbouring zones */
+/** If possible, merge with neighbouring zones. */
+#define ZONE_JOIN               0x1
 
-#define FRAME_KA                0x1     /* convert the frame address to kernel va */
-#define FRAME_ATOMIC            0x2     /* do not panic and do not sleep on failure */
-#define FRAME_NO_RECLAIM        0x4     /* do not start reclaiming when no free memory */
+/** Convert the frame address to kernel va. */
+#define FRAME_KA                0x1
+/** Do not panic and do not sleep on failure. */
+#define FRAME_ATOMIC            0x2
+/** Do not start reclaiming when no free memory. */
+#define FRAME_NO_RECLAIM        0x4
 
 static inline uintptr_t PFN2ADDR(pfn_t frame)
 {
-        return (uintptr_t)(frame << FRAME_WIDTH);
+        return (uintptr_t) (frame << FRAME_WIDTH);
 }
 
 static inline pfn_t ADDR2PFN(uintptr_t addr)
 {
-        return (pfn_t)(addr >> FRAME_WIDTH);
+        return (pfn_t) (addr >> FRAME_WIDTH);
 }
 
@@ -76 +81 @@
         if (!size)
                 return 0;
-        return (count_t)((size-1) >> FRAME_WIDTH)+1;
+        return (count_t) ((size - 1) >> FRAME_WIDTH) + 1;
 }
 
-#define IS_BUDDY_ORDER_OK(index, order)         ((~(((unative_t) -1) << (order)) & (index)) == 0)
-#define IS_BUDDY_LEFT_BLOCK(zone, frame)        (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0)
-#define IS_BUDDY_RIGHT_BLOCK(zone, frame)       (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1)
-#define IS_BUDDY_LEFT_BLOCK_ABS(zone, frame)    (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0)
-#define IS_BUDDY_RIGHT_BLOCK_ABS(zone, frame)   (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1)
+#define IS_BUDDY_ORDER_OK(index, order)         \
+        ((~(((unative_t) -1) << (order)) & (index)) == 0)
+#define IS_BUDDY_LEFT_BLOCK(zone, frame)        \
+        (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0)
+#define IS_BUDDY_RIGHT_BLOCK(zone, frame)       \
+        (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1)
+#define IS_BUDDY_LEFT_BLOCK_ABS(zone, frame)    \
+        (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0)
+#define IS_BUDDY_RIGHT_BLOCK_ABS(zone, frame)   \
+        (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1)
 
-#define frame_alloc(order, flags)               frame_alloc_generic(order, flags, NULL)
+#define frame_alloc(order, flags)               \
+        frame_alloc_generic(order, flags, NULL)
 
 extern void frame_init(void);
-extern void * frame_alloc_generic(uint8_t order, int flags, int *pzone);
+extern void *frame_alloc_generic(uint8_t order, int flags, int *pzone);
 extern void frame_free(uintptr_t frame);
 extern void frame_reference_add(pfn_t pfn);
 
 extern int zone_create(pfn_t start, count_t count, pfn_t confframe, int flags);
-void * frame_get_parent(pfn_t frame, int hint);
+void *frame_get_parent(pfn_t frame, int hint);
 void frame_set_parent(pfn_t frame, void *data, int hint);
 void frame_mark_unavailable(pfn_t start, count_t count);