Function report |
Source Code:mm\gup.c |
Create Date:2022-07-28 14:34:36 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:follow_pud_mask
Proto:static struct page *follow_pud_mask(struct vm_area_struct *vma, unsigned long address, p4d_t *p4dp, unsigned int flags, struct follow_page_context *ctx)
Type:struct page
Parameter:
Type | Parameter | Name |
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struct vm_area_struct * | vma | |
unsigned long | address | |
p4d_t * | p4dp | |
unsigned int | flags | |
struct follow_page_context * | ctx |
433 | pud = pud_offset(p4dp, address) |
436 | If pud_huge( * pud) && Flags, see mm.h. & Huge TLB Page VM Then |
440 | Return no_page_table(vma, flags) |
448 | Return no_page_table(vma, flags) |
450 | If pud_devmap( * pud) Then |
453 | spin_unlock(ptl) |
457 | If Value for the false possibility is greater at compile time(pud_bad( * pud)) Then Return no_page_table(vma, flags) |
Name | Describe |
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follow_p4d_mask |
Source code conversion tool public plug-in interface | X |
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Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |