函数逻辑报告 |
Source Code:block\blk-settings.c |
Create Date:2022-07-27 18:39:00 |
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:lk_stack_limits - adjust queue_limits for stacked devices*@t: the stacking driver limits (top device)*@b: the underlying queue limits (bottom, component device)*@start: first data sector within component device* Description:* This function is used by
函数原型:int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, sector_t start)
返回类型:int
参数:
类型 | 参数 | 名称 |
---|---|---|
struct queue_limits * | t | |
struct queue_limits * | b | |
sector_t | start |
500 | ret等于0 |
502 | max_sectors等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_sectors, max_sectors) |
503 | max_hw_sectors等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_hw_sectors, max_hw_sectors) |
504 | max_dev_sectors等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_dev_sectors, max_dev_sectors) |
509 | bounce_pfn等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(bounce_pfn, bounce_pfn) |
511 | seg_boundary_mask等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(seg_boundary_mask, seg_boundary_mask) |
513 | virt_boundary_mask等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(virt_boundary_mask, virt_boundary_mask) |
516 | max_segments等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_segments, max_segments) |
517 | max_discard_segments等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_discard_segments, max_discard_segments) |
519 | max_integrity_segments等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_integrity_segments, max_integrity_segments) |
522 | max_segment_size等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_segment_size, max_segment_size) |
525 | misaligned或等于misaligned |
532 | 如果alignment_offset不等于alignment则 |
536 | bottom等于两数取大(physical_block_size, io_min)加alignment |
540 | misaligned等于1 |
541 | ret等于负1 |
552 | io_opt等于lcm_not_zero(io_opt, io_opt) |
555 | 如果physical_block_size按位与logical_block_size减1则 |
562 | 如果io_min按位与physical_block_size减1则 |
569 | 如果io_opt按位与physical_block_size减1则 |
575 | raid_partial_stripes_expensive等于两数取大(raid_partial_stripes_expensive, raid_partial_stripes_expensive) |
584 | 如果alignment_offset按位与logical_block_size减1则 |
585 | misaligned等于1 |
586 | ret等于负1 |
590 | 如果discard_granularity则 |
593 | 如果discard_granularity不等于0且discard_alignment不等于alignment则 |
603 | max_discard_sectors等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(max_discard_sectors, max_discard_sectors) |
613 | 如果chunk_sectors则chunk_sectors等于min_not_zero - return the minimum that is _not_ zero, unless both are zero*@x: value1*@y: value2(chunk_sectors, chunk_sectors) |
617 | 返回:ret |
名称 | 描述 |
---|---|
blk_queue_stack_limits | 继承底层驱动的底层队列限制 |
bdev_stack_limits | dev_stack_limits - adjust queue limits for stacked drivers*@t: the stacking driver limits (top device)*@bdev: the component block_device (bottom)*@start: first data sector within component device* Description: |
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 |