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Moved vnum to priv_data of vm_file since its only related to vfs files.

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This commit is contained in:
Bahadir Balban
2008-03-25 23:32:51 +00:00
parent 4b1abc60a6
commit dd3f35bbd4
4 changed files with 7 additions and 5 deletions
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7
tasks/mm0/src/file.c
View File

@@ -13,6 +13,7 @@
#include <l4/api/kip.h>
#include <posix/sys/types.h>
#include <string.h>
#include <file.h>
/* List of all generic files */
LIST_HEAD(vm_file_list);
@@ -92,7 +93,7 @@ int vfs_receive_sys_open(l4id_t sender, l4id_t opener, int fd,
/* Check if that vm_file is already in the list */
list_for_each_entry(vmfile, &vm_file_list, list) {
if (vmfile->vnum == vnum) {
if (vm_file_to_vnum(vmfile) == vnum) {
/* Add a reference to it from the task */
t->fd[fd].vmfile = vmfile;
vmfile->vm_obj.refcnt++;
@@ -105,7 +106,7 @@ int vfs_receive_sys_open(l4id_t sender, l4id_t opener, int fd,
return (int)vmfile;
/* Initialise and add it to global list */
vmfile->vnum = vnum;
vm_file_to_vnum(vmfile) = vnum;
vmfile->length = length;
vmfile->vm_obj.pager = &file_pager;
list_add(&vmfile->vm_obj.list, &vm_file_list);
@@ -172,7 +173,7 @@ int read_file_pages(struct vm_file *vmfile, unsigned long pfn_start,
if (IS_ERR(page)) {
printf("%s: %s:Could not read page %d "
"from file with vnum: 0x%x\n", __TASKNAME__,
__FUNCTION__, f_offset, vmfile->vnum);
__FUNCTION__, f_offset, vm_file_to_vnum(vmfile));
return (int)page;
}
}

3
tasks/mm0/src/pagers.c
View File

@@ -88,7 +88,8 @@ struct page *file_page_in(struct vm_object *vm_obj, unsigned long page_offset)
l4_map(paddr, vaddr, 1, MAP_USR_RW_FLAGS, VFS_TID);
/* Syscall to vfs to read into the page. */
if ((err = vfs_read(f->vnum, page_offset, 1, vaddr)) < 0)
if ((err = vfs_read(vm_file_to_vnum(f), page_offset,
1, vaddr)) < 0)
goto out_err;
/* Unmap it from vfs */