函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\iomap\buffered-io.c Create Date:2022-07-29 11:07:25
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：iomap_zero_range

函数原型：int iomap_zero_range(struct inode *inode, loff_t pos, loff_t len, bool *did_zero, const struct iomap_ops *ops)

返回类型：int

参数：

类型参数名称
struct inode *inode
loff_tpos
loff_tlen
bool *did_zero
const struct iomap_ops *ops
1026  当len大于0循环
1027  ret等于Execute a iomap write on a segment of the mapping that spans a* contiguous range of pages that have identical block mapping state
1029  如果ret小于等于0则返回:ret
1032  pos加等于ret
1033  len减等于ret
1036  返回:0
调用者
名称描述
iomap_truncate_page