We store the fs devices in a list only because we want to
check if the fs driver needs a backingstore or not. The
driver will bail out anyway if it needs a backingstore and
doesn't find one. So we can remove this check and thus remove
the list of fs devices.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
fs/fs.c | 23 +----------------------
include/fs.h | 2 --
2 files changed, 1 insertions(+), 24 deletions(-)
diff --git a/fs/fs.c b/fs/fs.c
index 7bb5d8e..3e65c64 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -701,7 +701,6 @@ static LIST_HEAD(fs_driver_list);
int register_fs_driver(struct fs_driver_d *fsdrv)
{
- list_add_tail(&fsdrv->list, &fs_driver_list);
register_driver(&fsdrv->drv);
return 0;
}
@@ -715,7 +714,6 @@ EXPORT_SYMBOL(register_fs_driver);
*/
int mount(const char *device, const char *fsname, const char *_path)
{
- struct fs_driver_d *fs_drv = NULL, *f;
struct mtab_entry *entry;
struct fs_device_d *fsdev;
struct device_d *parent_device = NULL;
@@ -733,18 +731,6 @@ int mount(const char *device, const char *fsname, const char *_path)
goto out;
}
- list_for_each_entry(f, &fs_driver_list, list) {
- if (!strcmp(f->drv.name, fsname)) {
- fs_drv = f;
- break;
- }
- }
-
- if (!fs_drv) {
- errno = -EINVAL;
- goto out;
- }
-
if (mtab_root) {
if (path_check_prereq(path, S_IFDIR))
goto out;
@@ -757,14 +743,7 @@ int mount(const char *device, const char *fsname, const char *_path)
}
fsdev = xzalloc(sizeof(struct fs_device_d));
- if (!(fs_drv->flags & FS_DRIVER_NO_DEV)) {
- fsdev->backingstore = strdup(device);
- if (!device) {
- printf("need a device for driver %s\n", fsname);
- errno = -ENODEV;
- goto out1;
- }
- }
+ fsdev->backingstore = xstrdup(device);
safe_strncpy(fsdev->dev.name, fsname, MAX_DRIVER_NAME);
fsdev->dev.type_data = fsdev;
fsdev->dev.id = get_free_deviceid(fsdev->dev.name);
diff --git a/include/fs.h b/include/fs.h
index 8daa1bc..fcaef32 100644
--- a/include/fs.h
+++ b/include/fs.h
@@ -72,8 +72,6 @@ struct fs_driver_d {
struct driver_d drv;
unsigned long flags;
-
- struct list_head list;
};
struct mtab_entry {
--
1.7.9
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