__copy_gigantic

Name:Gigantic pages are so large that we do not guarantee that page++ pointer* arithmetic will work across the entire page. We need something more* specialized.

Proto:static void __copy_gigantic_page(struct page *dst, struct page *src, int nr_pages)

Type:void

Parameter:

Type	Parameter	Name
struct page *	dst
struct page *	src
int	nr_pages

552

dst_base = dst

553

src_base = src

555

When i < nr_pages cycle

556

cond_resched()

557

copy_highpage(dst, src)

559

i++

560

dst = Iterator over all subpages within the maximally aligned gigantic* page 'base'. Handle any discontiguity in the mem_map.

561

src = Iterator over all subpages within the maximally aligned gigantic* page 'base'. Handle any discontiguity in the mem_map.

**Caller**
Name	Describe
copy_huge_page

Source code conversion tool public plug-in interface	X
Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion

Function report