Memory Management API: kmem_cache_zarloc,

Source: Internet
Author: User

Memory Management API: kmem_cache_zarloc,

Memory Management API: kmem_cache_zarloc

Static inline void * kmem_cache_zarloc (struct kmem_cache * k, gfp_t flags) is similar to kmem_cache_alloc. It applies for memory from the cache, but this function clears the applied cache. the source code is analyzed as follows: static inline void * kmem_cache_zarloc (struct kmem_cache * k, gfp_t flags) {return kmem_cache_alloc (k, flags | _ GFP_ZERO );} it can be seen that kmem_cache_zarloc is a package of kmem_cache_alloc. It directly clears the memory applied for from the cache through or on _ GFP_ZERO.

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