Changeset 2d43f3e in mainline for generic/src/mm/slab.c

Timestamp:

2006-02-02T15:04:41Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

bc504ef2

Parents:

a294ad0

Message:

Modify frame.h to use shifting instead of multiplication and division.
Define FRAME_WIDTH for all architectures.

File:

• generic/src/mm/slab.c (modified) (3 diffs)

generic/src/mm/slab.c

@@ -87 +87 @@
 
         /* Fill in slab structures */
-        /* TODO: some better way of accessing the frame, although 
-         * the optimizer might optimize the division out :-/ */
+        /* TODO: some better way of accessing the frame */
         for (i=0; i< (1<<cache->order); i++) {
                 ADDR2FRAME(zone, (__address)(data+i*PAGE_SIZE))->parent = slab;
@@ -145 +144 @@
                 slab = obj2slab(obj);
 
-        spinlock_lock(cache->lock);
+        spinlock_lock(&cache->lock);
 
         *((int *)obj) = slab->nextavail;
@@ -166 +165 @@
         }
 
-        spinlock_unlock(cache->lock);
+        spinlock_unlock(&cache->lock);
 
         return frames;