函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\blkdev.h Create Date:2022-07-27 06:47:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：bdev_write_same

函数原型：static inline unsigned int bdev_write_same(struct block_device *bdev)

返回类型：unsigned int

参数：

类型参数名称
struct block_device *bdev
1412  q等于bdev_get_queue(bdev)
1414  如果q则返回:max_write_same_sectors
1417  返回:0
调用者
名称描述
__blkdev_issue_write_same__blkdev_issue_write_same - generate number of bios with same page*@bdev: target blockdev*@sector: start sector*@nr_sects: number of sectors to write*@gfp_mask: memory allocation flags (for bio_alloc)*@page: page containing data to write*@biop: pointer to