Function report |
Source Code:include\linux\huge_mm.h |
Create Date:2022-07-28 05:43:22 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name: be used on vmas which are known to support THP.* Use transparent_hugepage_enabled otherwise
Proto:static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma)
Type:bool
Parameter:
Type | Parameter | Name |
---|---|---|
struct vm_area_struct * | vma |
100 | If Flags, see mm.h. & MADV_NOHUGEPAGE marked this vma Then Return false |
103 | If is_vma_temporary_stack(vma) Then Return false |
106 | If st_bit - Determine whether a bit is set*@nr: bit number to test*@addr: Address to start counting from Then Return false |
109 | If transparent_hugepage_flags & 1 << TRANSPARENT_HUGEPAGE_FLAG Then Return true |
117 | If vma_is_dax(vma) Then Return true |
120 | If transparent_hugepage_flags & 1 << TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG Then Return Not Not (Flags, see mm.h. & MADV_HUGEPAGE marked this vma ) |
124 | Return false |
Name | Describe |
---|---|
__handle_mm_fault | By the time we get here, we already hold the mm semaphore* The mmap_sem may have been released depending on flags and our* return value. See filemap_fault() and __lock_page_or_retry(). |
transparent_hugepage_enabled | |
do_huge_pmd_wp_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 |