Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\memory.c Create Date:2022-07-28 14:43:27
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:wp_huge_pud

Proto:static vm_fault_t wp_huge_pud(struct vm_fault *vmf, pud_t orig_pud)

Type:vm_fault_t

Parameter:

TypeParameterName
struct vm_fault *vmf
pud_torig_pud
3949  If vma_is_anonymous(Target VMA ) Then Return VM_FAULT_FALLBACK
3951  If huge_fault Then Return huge_fault(vmf, PE_SIZE_PUD)
3954  Return VM_FAULT_FALLBACK
Caller
NameDescribe
__handle_mm_faultBy 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().