函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\mempolicy.c Create Date:2022-07-27 17:05:53
Last Modify:2020-03-17 22:28:11 Copyright©Brick
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函数名称：Do dynamic interleaving for a process

函数原型：static unsigned interleave_nodes(struct mempolicy *policy)

返回类型：unsigned

参数：

类型参数名称
struct mempolicy *policy
1844  me等于当前进程
1846  next等于Find the next present node in src, starting after node n, wrapping around to* the first node in src if needed. Returns MAX_NUMNODES if src is empty.(il_prev, interleave/bind )
1847  如果next小于MAX_NUMNODES则il_prev等于next
1849  返回:next
调用者
名称描述
mempolicy_slab_nodeDepending on the memory policy provide a node from which to allocate the* next slab entry.
interleave_nidDetermine a node number for interleave
alloc_pages_currentalloc_pages_current - Allocate pages.*@gfp:* %GFP_USER user allocation,* %GFP_KERNEL kernel allocation,* %GFP_HIGHMEM highmem allocation,* %GFP_FS don't call back into a file system.* %GFP_ATOMIC don't sleep.