函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\bitops.h Create Date:2022-07-27 06:38:16
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:get_count_order_long - get order after rounding @l up to power of 2*@l: parameter* it is same as get_count_order() but with long type parameter

函数原型:static inline int get_count_order_long(unsigned long l)

返回类型:int

参数:

类型参数名称
unsigned longl
204  如果l恒等于0UL则返回:负1
206  否则如果l按位与l减1UL则返回:fls_long(l)
208  否则返回:fls_long(l)减1
调用者
名称描述
__get_vm_area_node