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btrfs: initialize sysfs devid and device link for seed device

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We don't initialize the sysfs devid kobject and device-link yet for the
seed devices in an sprouted filesystem.
So this patch initializes the seed device devid kobject and the device
link in the sysfs.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2020-09-05 01:34:28 +08:00 committed by David Sterba
parent 53f8a74cbe
commit 30b0e4e0e3
1 changed files with 15 additions and 0 deletions
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15
fs/btrfs/sysfs.c
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@ -975,9 +975,15 @@ void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
static void btrfs_sysfs_remove_fs_devices(struct btrfs_fs_devices *fs_devices)
{
struct btrfs_device *device;
struct btrfs_fs_devices *seed;
list_for_each_entry(device, &fs_devices->devices, dev_list)
btrfs_sysfs_remove_device(device);
list_for_each_entry(seed, &fs_devices->seed_list, seed_list) {
list_for_each_entry(device, &seed->devices, dev_list)
btrfs_sysfs_remove_device(device);
}
}
void btrfs_sysfs_remove_mounted(struct btrfs_fs_info *fs_info)
@ -1351,6 +1357,7 @@ static int btrfs_sysfs_add_fs_devices(struct btrfs_fs_devices *fs_devices)
{
int ret;
struct btrfs_device *device;
struct btrfs_fs_devices *seed;
list_for_each_entry(device, &fs_devices->devices, dev_list) {
ret = btrfs_sysfs_add_device(device);
@ -1358,6 +1365,14 @@ static int btrfs_sysfs_add_fs_devices(struct btrfs_fs_devices *fs_devices)
return ret;
}
list_for_each_entry(seed, &fs_devices->seed_list, seed_list) {
list_for_each_entry(device, &seed->devices, dev_list) {
ret = btrfs_sysfs_add_device(device);
if (ret)
return ret;
}
}
return 0;
}