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Initialised shared_files global hash table, w/ G

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sBubshait
2024-11-30 01:23:33 +00:00
parent ba72345f96
commit f4910bdefb
3 changed files with 17 additions and 6 deletions
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8
src/vm/page.h
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@@ -4,6 +4,8 @@
#include "threads/thread.h"
#include "filesys/off_t.h"
struct hash shared_files;
enum page_type {
PAGE_EXECUTABLE,
PAGE_EMPTY
@@ -47,6 +49,12 @@ struct page_entry *page_insert (struct file *file, off_t ofs, void *upage,
struct page_entry *page_get (void *upage);
bool page_load (struct page_entry *page, bool writable);
void page_cleanup (struct hash_elem *e, void *aux);
unsigned shared_file_hash (const struct hash_elem *e, void *aux);
bool shared_file_less (const struct hash_elem *a_, const struct hash_elem *b_,
void *aux);
struct shared_page_entry *shared_page_get (struct file *file, void *upage);
void page_set_swap (struct thread *, void *, size_t);
size_t page_get_swap (struct thread *, void *);