函数逻辑报告

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v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\swapfile.c Create Date:2022-07-27 16:50:36
Last Modify:2020-03-17 22:19:49 Copyright©Brick
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函数名称：Help swapoff by noting that swap entry belongs to shmem/tmpfs* (in which case its reference count is never incremented).

函数原型：void swap_shmem_alloc(swp_entry_t entry)

返回类型：void

参数：

类型参数名称
swp_entry_tentry
3455  Verify that a swap entry is valid and increment its swap map count.* Returns error code in following case.* - success -> 0* - swp_entry is invalid -> EINVAL* - swp_entry is migration entry -> EINVAL