函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\block_dev.c Create Date:2022-07-29 10:46:10
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Try to release a page associated with block device when the system* is under memory pressure.

函数原型：static int blkdev_releasepage(struct page *page, gfp_t wait)

返回类型：int

参数：

类型参数名称
struct page *page
gfp_twait
2049  super等于bd_super
2051  如果super且bdev_try_to_free_page则返回:bdev_try_to_free_page(super, page, wait)
2054  返回:try_to_free_buffers(page)