Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\iomap\buffered-io.c Create Date:2022-07-28 20:31:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:iomap_writepage

Proto:int iomap_writepage(struct page *page, struct writeback_control *wbc, struct iomap_writepage_ctx *wpc, const struct iomap_writeback_ops *ops)

Type:int

Parameter:

TypeParameterName
struct page *page
struct writeback_control *wbc
struct iomap_writepage_ctx *wpc
const struct iomap_writeback_ops *ops
1634  ops = ops
1635  ret = Write out a dirty page.* For delalloc space on the page we need to allocate space and flush it.* For unwritten space on the page we need to start the conversion to* regular allocated space.
1636  If Not ioend Then Return ret
1638  Return Submit the final bio for an ioend.* If @error is non-zero, it means that we have a situation where some part of* the submission process has failed after we have marked paged for writeback* and unlocked them