函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\dcache.c Create Date:2022-07-29 10:37:37
Last Modify:2020-03-18 10:27:32 Copyright©Brick
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函数名称：dcache_init_early

函数原型：static void __init dcache_init_early(void)

返回类型：void

参数：无

3147  如果hashdist则返回
3150  dentry_hashtable等于allocate a large system hash table from bootmem* - it is assumed that the hash table must contain an exact power-of-2* quantity of entries* - limit is the number of hash buckets, not the total allocation size
3160  This is the single most critical data structure when it comes* to the dcache: the hashtable for lookups. Somebody should try* to make this good - I've just made it work.* This hash-function tries to avoid losing too many bits of hash等于32减This is the single most critical data structure when it comes* to the dcache: the hashtable for lookups. Somebody should try* to make this good - I've just made it work.* This hash-function tries to avoid losing too many bits of hash
调用者
名称描述
vfs_caches_init_early虚拟文件系统初始化