函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\buffer_head.h Create Date:2022-07-27 13:23:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：set_buffer_async_read

函数原型：static inline __attribute__((__always_inline__)) void set_buffer_async_read(struct buffer_head *bh)

返回类型：void

参数：

类型参数名称
struct buffer_head *bh
128  如果非如果__builtin_constant_p( Is under end_buffer_async_read I/O )则constant_test_bit(( Is under end_buffer_async_read I/O ), ( & buffer state bitmap (see above) ))否则variable_test_bit(( Is under end_buffer_async_read I/O ), ( & buffer state bitmap (see above) ))则设置内存位
调用者
名称描述
mark_buffer_async_readIf a page's buffers are under async readin (end_buffer_async_read* completion) then there is a possibility that another thread of* control could lock one of the buffers after it has completed* but while some of the other buffers have not completed