Function report |
Source Code:mm\page-writeback.c |
Create Date:2022-07-28 14:11:17 |
Last Modify:2022-05-23 13:25:58 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:set_page_dirty() is racy if the caller has no reference against* CPU could truncate the page off the mapping and then free the mapping.* Usually, the page _is_ locked, or the caller is a user-space process which
Proto:int set_page_dirty_lock(struct page *page)
Type:int
Parameter:
Type | Parameter | Name |
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struct page * | page | >mapping->host, and if the page is unlocked. This is because another |
2597 | ret = Dirty a page |
2599 | Return ret |
Name | Describe |
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put_user_pages_dirty_lock | put_user_pages_dirty_lock() - release and optionally dirty gup-pinned pages*@pages: array of pages to be maybe marked dirty, and definitely released |
__access_remote_vm | Access another process' address space as given in mm. If non-NULL, use the* given task for page fault accounting. |
process_vm_rw_pages | process_vm_rw_pages - read/write pages from task specified*@pages: array of pointers to pages we want to copy*@offset: offset in page to start copying from/to*@len: number of bytes to copy*@iter: where to copy to/from locally*@vm_write: 0 means copy from, |
bio_set_pages_dirty | _set_pages_dirty() will mark all the bio's pages as dirty. |
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