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trial implementation of private file mapping

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for review only.  will soon be reverted.
This commit is contained in:
NAKAMURA Gou
2013-07-17 16:19:39 +09:00
parent 70e46dcd4b
commit abe57218c4
23 changed files with 1756 additions and 173 deletions
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10
lib/include/ihk/mm.h
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@@ -1,6 +1,7 @@
#ifndef __HEADER_GENERIC_IHK_MM_H
#define __HEADER_GENERIC_IHK_MM_H
#include <ihk/types.h>
#include <memory.h>
enum ihk_mc_gma_type {
@@ -58,7 +59,7 @@ struct ihk_mc_pa_ops {
};
void ihk_mc_set_page_allocator(struct ihk_mc_pa_ops *);
void ihk_mc_set_page_fault_handler(void (*h)(unsigned long, void *, unsigned long));
void ihk_mc_set_page_fault_handler(void (*h)(unsigned long, unsigned long, void *));
unsigned long ihk_mc_map_memory(void *os, unsigned long phys,
unsigned long size);
@@ -100,6 +101,13 @@ int ihk_mc_pt_change_attr_range(page_table_t pt, void *start, void *end,
enum ihk_mc_pt_attribute setattr);
int ihk_mc_pt_alloc_range(page_table_t pt, void *start, void *end,
enum ihk_mc_pt_attribute attr);
int ihk_mc_pt_lookup_pte(page_table_t pt, void *virt, pte_t **ptepp, void **pgbasep, size_t *pgsizep);
int ihk_mc_pt_choose_pagesize(page_table_t pt, void *start, void *end,
void *fault_addr, size_t maxpgsize, void **pgbasep,
size_t *pgsizep, int *p2alignp);
int ihk_mc_pt_set_range(page_table_t pt, void *start, void *end,
uintptr_t phys, enum ihk_mc_pt_attribute attr);
int ihk_mc_pt_set_pte(page_table_t pt, pte_t *ptep, uintptr_t phys, size_t pgsize, enum ihk_mc_pt_attribute attr);
int ihk_mc_pt_prepare_map(page_table_t pt, void *virt, unsigned long size,
enum ihk_mc_pt_prepare_flag);