Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\buffer_head.h Create Date:2022-07-28 12:16:10
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:buffer_req

Proto:static inline __attribute__((__always_inline__)) int buffer_req(const struct buffer_head *bh)

Type:int

Parameter:

TypeParameterName
const struct buffer_head *bh
124  Return If __builtin_constant_p( Has been submitted for I/O ) Then constant_test_bit(( Has been submitted for I/O ), ( & buffer state bitmap (see above) )) Else variable_test_bit(( Has been submitted for I/O ), ( & buffer state bitmap (see above) ))