Function report |
Source Code:fs\dax.c |
Create Date:2022-07-28 20:23:17 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:dax_insert_pfn_mkwrite - insert PTE or PMD entry into page tables*@vmf: The description of the fault*@pfn: PFN to insert*@order: Order of entry to insert.* This function inserts a writeable PTE or PMD entry into the page tables* for an mmaped DAX file
Proto:static vm_fault_t dax_insert_pfn_mkwrite(struct vm_fault *vmf, pfn_t pfn, unsigned int order)
Type:vm_fault_t
Parameter:
Type | Parameter | Name |
---|---|---|
struct vm_fault * | vmf | |
pfn_t | pfn | |
unsigned int | order |
1680 | xas_lock_irq( & xas) |
1683 | If Not entry || rue if the entry that was found is of a smaller order than the entry* we were looking for || order == 0 && Not dax_is_pte_entry(entry) Then |
1693 | xas_unlock_irq( & xas) |
1700 | Else ret = VM_FAULT_FALLBACK |
1703 | trace_dax_insert_pfn_mkwrite(host, vmf, ret) |
1704 | Return ret |
Name | Describe |
---|---|
dax_finish_sync_fault | dax_finish_sync_fault - finish synchronous page fault*@vmf: The description of the fault*@pe_size: Size of entry to be inserted*@pfn: PFN to insert* This function ensures that the file range touched by the page fault is* stored persistently on the media |
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 |