Subversion Repositories HelenOS

Rev

Rev 762 | Rev 764 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 762 Rev 763
Line 84... Line 84...
84 
        fsize = (PAGE_SIZE << cache->order);
 84 
        fsize = (PAGE_SIZE << cache->order);
85 
        slab = data + fsize - sizeof(*slab);
 85 
        slab = data + fsize - sizeof(*slab);
86 
    }
 86 
    }
87 
 
 87 
 
88 
    /* Fill in slab structures */
 88 
    /* Fill in slab structures */
89 
    /* TODO: some better way of accessing the frame, although
 89 
    /* TODO: some better way of accessing the frame */
90 
     * the optimizer might optimize the division out :-/ */
 - 
 
91 
    for (i=0; i< (1<<cache->order); i++) {
 90 
    for (i=0; i< (1<<cache->order); i++) {
92 
        ADDR2FRAME(zone, (__address)(data+i*PAGE_SIZE))->parent = slab;
 91 
        ADDR2FRAME(zone, (__address)(data+i*PAGE_SIZE))->parent = slab;
93 
    }
 92 
    }
94 
 
 93 
 
95 
    slab->start = data;
 94 
    slab->start = data;
Line 142... Line 141...
142 
    count_t frames = 0;
 141 
    count_t frames = 0;
143 
 
 142 
 
144 
    if (!slab)
 143 
    if (!slab)
145 
        slab = obj2slab(obj);
 144 
        slab = obj2slab(obj);
146 
 
 145 
 
147 
    spinlock_lock(cache->lock);
 146 
    spinlock_lock(&cache->lock);
148 
 
 147 
 
149 
    *((int *)obj) = slab->nextavail;
 148 
    *((int *)obj) = slab->nextavail;
150 
    slab->nextavail = (obj - slab->start)/cache->size;
 149 
    slab->nextavail = (obj - slab->start)/cache->size;
151 
    slab->available++;
 150 
    slab->available++;
152 
 
 151 
 
Line 163... Line 162...
163 
        spinlock_unlock(&cache->lock);
 162 
        spinlock_unlock(&cache->lock);
164 
        frames = slab_space_free(cache, slab);
 163 
        frames = slab_space_free(cache, slab);
165 
        spinlock_lock(&cache->lock);
 164 
        spinlock_lock(&cache->lock);
166 
    }
 165 
    }
167 
 
 166 
 
168 
    spinlock_unlock(cache->lock);
 167 
    spinlock_unlock(&cache->lock);
169 
 
 168 
 
170 
    return frames;
 169 
    return frames;
171 
}
 170 
}
172 
 
 171 
 
173 
/**
 172 
/**