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Added flushing of file pages to do_munmap() for file-backed mappings.

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This commit is contained in:
Bahadir Balban
2008-10-29 19:03:19 +02:00
parent 94a126dcde
commit 51af9968c2
4 changed files with 49 additions and 6 deletions
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4
tasks/mm0/include/file.h
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@@ -6,9 +6,6 @@
#include <posix/sys/types.h>
#include <task.h>
void vmfile_init(void);
struct vm_file *vmfile_alloc_init(void);
int vfs_read(unsigned long vnum, unsigned long f_offset, unsigned long npages,
void *pagebuf);
int vfs_write(unsigned long vnum, unsigned long f_offset, unsigned long npages,
@@ -19,6 +16,7 @@ int sys_lseek(struct tcb *sender, int fd, off_t offset, int whence);
int sys_close(struct tcb *sender, int fd);
int sys_fsync(struct tcb *sender, int fd);
int file_open(struct tcb *opener, int fd);
int flush_file_pages(struct vm_file *f);
struct vfs_file_data {
unsigned long vnum;