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Added object_cache_get_usage() function that returns the memory

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allocated by an object cache.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26835 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2008-08-06 00:07:55 +00:00
parent 8bd7491914
commit 5db876653b
2 changed files with 11 additions and 1 deletions
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headers/private/kernel/slab/Slab.h
+2
View File
@@ -52,6 +52,8 @@ void object_cache_free(object_cache *cache, void *object);
status_t object_cache_reserve(object_cache *cache, size_t object_count,
uint32 flags);
void object_cache_get_usage(object_cache *cache, size_t *_allocatedMemory);
#ifdef __cplusplus
}
#endif
src/system/kernel/slab/Slab.cpp
+9 -1
View File
@@ -594,7 +594,7 @@ object_cache_init(object_cache *cache, const char *name, size_t objectSize,
cache->free_pages = area_free_pages;
}
register_low_resource_handler(object_cache_low_memory, cache,
register_low_resource_handler(object_cache_low_memory, cache,
B_KERNEL_RESOURCE_PAGES | B_KERNEL_RESOURCE_MEMORY, 5);
MutexLocker _(sObjectCacheListLock);
@@ -904,6 +904,14 @@ object_cache_reserve(object_cache *cache, size_t objectCount, uint32 flags)
}
void
object_cache_get_usage(object_cache *cache, size_t *_allocatedMemory)
{
MutexLocker _(cache->lock);
*_allocatedMemory = cache->usage;
}
slab *
object_cache::InitSlab(slab *slab, void *pages, size_t byteCount)
{