函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\filemap.c Create Date:2022-07-27 15:23:50
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：le_fdatawait_range - wait for writeback to complete*@file: file pointing to address space structure to wait for*@start_byte: offset in bytes where the range starts*@end_byte: offset in bytes where the range ends (inclusive)* Walk the list of

函数原型：int file_fdatawait_range(struct file *file, loff_t start_byte, loff_t end_byte)

返回类型：int

参数：

类型参数名称
struct file *file
loff_tstart_byte
loff_tend_byte
598  mapping等于f_mapping
600  __filemap_fdatawait_range(mapping, start_byte, end_byte)
601  返回:le_check_and_advance_wb_err - report wb error (if any) that was previously* and advance wb_err to current one*@file: struct file on which the error is being reported* When userland calls fsync (or something like nfsd does the equivalent), we* want to
调用者
名称描述
sync_file_range