diff options
Diffstat (limited to 'libglusterfs/src/glusterfs/mem-pool.h')
| -rw-r--r-- | libglusterfs/src/glusterfs/mem-pool.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libglusterfs/src/glusterfs/mem-pool.h b/libglusterfs/src/glusterfs/mem-pool.h index 004aa179b19..e0441756be7 100644 --- a/libglusterfs/src/glusterfs/mem-pool.h +++ b/libglusterfs/src/glusterfs/mem-pool.h @@ -230,7 +230,10 @@ typedef struct pooled_obj_hdr { struct mem_pool *pool; } pooled_obj_hdr_t; -#define AVAILABLE_SIZE(p2) (1 << (p2)) +/* Each memory block inside a pool has a fixed size that is a power of two. + * However each object will have a header that will reduce the available + * space. */ +#define AVAILABLE_SIZE(p2) ((1UL << (p2)) - sizeof(pooled_obj_hdr_t)) typedef struct per_thread_pool { /* the pool that was used to request this allocation */ |