函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\mmzone.h Create Date:2022-07-27 06:40:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：xt_zones_zonelist - Returns the next zone at or below highest_zoneidx within the allowed nodemask using a cursor within a zonelist as a starting point*@z - The cursor used as a starting point for the search*@highest_zoneidx - The zone index of the highest

函数原型：static __always_inline struct zoneref *next_zones_zonelist(struct zoneref *z, enum zone_type highest_zoneidx, nodemask_t *nodes)

返回类型：struct zoneref

参数：

类型参数名称
struct zoneref *z
enum zone_typehighest_zoneidx
nodemask_t *nodes
1055  如果此条件成立可能性大(为编译器优化)(!nodes && zonelist_zone_idx(z) <= highest_zoneidx)则返回:z
1057  返回:Returns the next zone at or below highest_zoneidx in a zonelist
调用者
名称描述
first_zones_zonelist - Zoneref pointer for the first suitable zone found (see below)