函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\percpu.c Create Date:2022-07-27 15:51:50
Last Modify:2022-05-23 13:52:24 Copyright©Brick
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函数名称：__alloc_percpu - allocate dynamic percpu area*@size: size of area to allocate in bytes*@align: alignment of area (max PAGE_SIZE)* Equivalent to __alloc_percpu_gfp(size, align, %GFP_KERNEL).

函数原型：void __percpu *__alloc_percpu(size_t size, size_t align)

返回类型：void

参数：

类型参数名称
size_tsize
size_talign
1796  返回:pcpu_alloc - the percpu allocator*@size: size of area to allocate in bytes*@align: alignment of area (max PAGE_SIZE)*@reserved: allocate from the reserved chunk if available*@gfp: allocation flags* Allocate percpu area of @size bytes aligned at @align
调用者
名称描述
alloc_kmem_cache_cpus
alloc_kmem_cache_cpus
z3fold_create_poolz3fold_create_pool() - create a new z3fold pool*@name: pool name*@gfp: gfp flags when allocating the z3fold pool structure*@ops: user-defined operations for the z3fold pool* Return: pointer to the new z3fold pool or NULL if the metadata allocation* failed.
blk_throtl_init
pcpu_alloc_test
crash_notes_memory_init
blk_stat_alloc_callback