| Function report | 
| Source Code: mm\slub.c | Create Date:2022-07-28 15:47:03 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
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| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:stat
Proto:static inline void stat(const struct kmem_cache *s, enum stat_item si)
Type:void
Parameter:
| Type | Parameter | Name | 
|---|---|---|
| const struct kmem_cache * | s | |
| enum stat_item | si | 
NULL
| Name | Describe | 
|---|---|
| __cmpxchg_double_slab | Interrupts must be disabled (for the fallback code to work right) | 
| cmpxchg_double_slab | |
| allocate_slab | |
| get_partial_node | Try to allocate a partial slab from a specific node. | 
| note_cmpxchg_failure | |
| deactivate_slab | Remove the cpu slab | 
| flush_slab | |
| new_slab_objects | |
| ___slab_alloc | Slow path. The lockless freelist is empty or we need to perform* debugging duties.* Processing is still very fast if new objects have been freed to the* regular freelist. In that case we simply take over the regular freelist | 
| slab_alloc_node | Inlined fastpath so that allocation functions (kmalloc, kmem_cache_alloc)* have the fastpath folded into their functions. So no function call* overhead for requests that can be satisfied on the fastpath. | 
| __slab_free | Slow path handling. This may still be called frequently since objects* have a longer lifetime than the cpu slabs in most processing loads.* So we still attempt to reduce cache line usage. Just take the slab* lock and free the item | 
| do_slab_free | Fastpath with forced inlining to produce a kfree and kmem_cache_free that* can perform fastpath freeing without additional function calls.* The fastpath is only possible if we are freeing to the current cpu slab* of this processor | 
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