函数逻辑报告 |
Source Code:mm\percpu-vm.c |
Create Date:2022-07-27 15:51:33 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
首页 | 函数Tree |
注解内核,赢得工具 | 下载SCCT | English |
函数名称:pcpu_create_chunk
函数原型:static struct pcpu_chunk *pcpu_create_chunk(gfp_t gfp)
返回类型:struct pcpu_chunk
参数:
类型 | 参数 | 名称 |
---|---|---|
gfp_t | gfp |
336 | chunk等于pcpu_alloc_chunk(gfp) |
337 | 如果非chunk则返回:NULL |
340 | vms等于pcpu_get_vm_areas(pcpu_group_offsets, pcpu_group_sizes, group information, used for vm allocation , pcpu_atom_size) |
342 | 如果非vms则 |
343 | pcpu_free_chunk(chunk) |
344 | 返回:NULL |
347 | chunk data 等于vms |
350 | pcpu_stats_chunk_alloc() |
353 | 返回:chunk |
名称 | 描述 |
---|---|
pcpu_alloc | 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 |
pcpu_balance_workfn | Balance work is used to populate or destroy chunks asynchronously. We* try to keep the number of populated free pages between* PCPU_EMPTY_POP_PAGES_LOW and HIGH for atomic allocations and at most one* empty chunk. |
源代码转换工具 开放的插件接口 | X |
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支持:c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现:逻辑报告 代码生成和批量转换代码 |