Function report |
Source Code:fs\iomap\buffered-io.c |
Create Date:2022-07-28 20:31:51 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:iomap_page_create
Proto:static struct iomap_page *iomap_page_create(struct inode *inode, struct page *page)
Type:struct iomap_page
Parameter:
Type | Parameter | Name |
---|---|---|
struct inode * | inode | |
struct page * | page |
47 | iop = to_iomap_page(page) |
49 | If iop || i_blocksize(inode) == PAGE_SIZE Then Return iop |
52 | iop = Allocation memory |
53 | atomic_set( & read_count, 0) |
54 | atomic_set( & write_count, 0) |
56 | bitmap_zero(uptodate, PAGE_SIZE / SECTOR_SIZE) |
63 | set_page_private(page, (unsignedlong)iop) |
65 | Return iop |
Name | Describe |
---|---|
iomap_readpage_actor | |
__iomap_write_begin | |
iomap_page_mkwrite_actor |
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