Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\swapfile.c Create Date:2022-07-28 15:18:40
Last Modify:2020-03-17 22:19:49 Copyright©Brick
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Name:Returns the page offset into bdev for the specified page's swap entry.

Proto:sector_t map_swap_page(struct page *page, struct block_device **bdev)

Type:sector_t

Parameter:

TypeParameterName
struct page *page
struct block_device **bdev
2277  val = page_private(page)
2278  Return Use this swapdev's extent info to locate the (PAGE_SIZE) block which* corresponds to page offset for the specified swap entry.* Note that the type of this function is sector_t, but it returns page offset* into the bdev, not sector offset.
Caller
NameDescribe
get_swap_bio