函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\workingset.c Create Date:2022-07-27 15:58:30
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：workingset_update_node

函数原型：void workingset_update_node(struct xa_node *node)

返回类型：void

参数：

类型参数名称
struct xa_node *node
415  VM_WARN_ON_ONCE(!已禁止中断())
417  如果Total entry count 且Total entry count 恒等于Value entry count 则
418  如果链表为空则
419  list_lru_add( & Shadow entries reflect the share of the working set that does not* fit into memory, so their number depends on the access pattern of* the workload, & For tree user )
420  __inc_lruvec_slab_state(node, WORKINGSET_NODES)
422  否则
423  如果非链表为空则
424  list_lru_del( & Shadow entries reflect the share of the working set that does not* fit into memory, so their number depends on the access pattern of* the workload, & For tree user )
425  __dec_lruvec_slab_state(node, WORKINGSET_NODES)