函数逻辑报告 |
Source Code:include\linux\bitmap.h |
Create Date:2022-07-27 06:38:42 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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函数名称:bitmap_clear
函数原型:static __always_inline void bitmap_clear(unsigned long *map, unsigned int start, unsigned int nbits)
返回类型:void
参数:
类型 | 参数 | 名称 |
---|---|---|
unsigned long * | map | |
unsigned int | start | |
unsigned int | nbits |
414 | 否则如果__builtin_constant_p(start & BITMAP_MEM_MASK)且IS_ALIGNED(start, BITMAP_MEM_ALIGNMENT)且__builtin_constant_p(nbits & BITMAP_MEM_MASK)且IS_ALIGNED(nbits, BITMAP_MEM_ALIGNMENT)则memset((char * )map + start / 8, 0, nbits / 8) |
419 | 否则__bitmap_clear(map, start, nbits) |
名称 | 描述 |
---|---|
xas_squash_marks | xas_squash_marks() - Merge all marks to the first entry*@xas: Array operation state.* Set a mark on the first entry if any entry has it set. Clear marks on* all sibling entries. |
test_zero_clear | |
test_mem_optimisations | |
cbm_ensure_valid | bm_ensure_valid - Enforce validity on provided CBM*@_val: Candidate CBM*@r: RDT resource to which the CBM belongs* The provided CBM represents all cache portions available for use |
free_iommu | |
irq_free_descs | q_free_descs - free irq descriptors*@from: Start of descriptor range*@cnt: Number of consecutive irqs to free |
pcpu_alloc_area | pcpu_alloc_area - allocates an area from a pcpu_chunk*@chunk: chunk of interest*@alloc_bits: size of request in allocation units*@align: alignment of area (max PAGE_SIZE)*@start: bit_off to start searching* This function takes in a @start offset to begin |
pcpu_free_area | pcpu_free_area - frees the corresponding offset*@chunk: chunk of interest*@off: addr offset into chunk* This function determines the size of an allocation to free using* the boundary bitmap and clears the allocation map. |
pcpu_chunk_depopulated | pcpu_chunk_depopulated - post-depopulation bookkeeping*@chunk: pcpu_chunk which got depopulated*@page_start: the start page*@page_end: the end page* Pages in [@page_start,@page_end) have been depopulated from @chunk. |
cma_clear_bitmap |
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 |