Function report |
Source Code:mm\migrate.c |
Create Date:2022-07-28 15:59:26 |
Last Modify:2022-05-20 09:53:13 | Copyright©Brick |
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Name:Resolves the given address to a struct page, isolates it from the LRU and* puts it to the given pagelist
Proto:static int add_page_for_migration(struct mm_struct *mm, unsigned long addr, int node, struct list_head *pagelist, bool migrate_all)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct mm_struct * | mm | |
unsigned long | addr | |
int | node | |
struct list_head * | pagelist | |
bool | migrate_all |
1529 | lock for reading |
1532 | If Not vma || addr < Our start address within vm_mm. || Not Check if a vma is migratable Then Go to out |
1537 | page = follow_page(vma, addr, follflags) |
1547 | err = 0 |
1548 | If page_to_nid(page) == node Then Go to out_putpage |
1552 | If page_mapcount(page) > 1 && Not migrate_all Then Go to out_putpage |
1560 | Else |
1563 | head = compound_head(page) |
1565 | If err Then Go to out_putpage |
1568 | err = 1 |
1574 | out_putpage : |
1581 | out : |
1582 | lease a read lock |
1583 | Return err |
Name | Describe |
---|---|
do_pages_move | Migrate an array of page address onto an array of nodes and fill* the corresponding array of status. |
Source code conversion tool public plug-in interface | X |
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