函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\zswap.c Create Date:2022-07-27 16:53:09
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：zswap_pool_current_get

函数原型：static struct zswap_pool *zswap_pool_current_get(void)

返回类型：struct zswap_pool

参数：无

454  _read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other
456  pool等于pool functions
457  如果非zswap_pool_get(pool)则pool = NULL
460  _read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()
462  返回:pool
调用者
名称描述
zswap_frontswap_storeattempts to compress and store an single page