[PATCH 16/24] Btrfs: sysfs btrfs_kobj_rm_device() pass fs_devices instead of fs_info

2015-02-11 Thread Anand Jain
since btrfs_kobj_rm_device() does nothing with fs_info

Signed-off-by: Anand Jain anand.j...@oracle.com
---
 fs/btrfs/dev-replace.c |  2 +-
 fs/btrfs/sysfs.c   | 12 ++--
 fs/btrfs/sysfs.h   |  2 +-
 fs/btrfs/volumes.c |  4 ++--
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 2acc0aa..124b60f 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -592,7 +592,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info 
*fs_info,
mutex_unlock(uuid_mutex);
 
/* replace the sysfs entry */
-   btrfs_kobj_rm_device(fs_info, src_device);
+   btrfs_kobj_rm_device(fs_info-fs_devices, src_device);
btrfs_kobj_add_device(fs_info-fs_devices, tgt_device);
btrfs_rm_dev_replace_free_srcdev(fs_info, src_device);
 
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 15e4d54..4c86e62 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -555,7 +555,7 @@ void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info)
addrm_unknown_feature_attrs(fs_info, false);
sysfs_remove_group(fs_info-fs_devices-super_kobj, 
btrfs_feature_attr_group);
sysfs_remove_files(fs_info-fs_devices-super_kobj, btrfs_attrs);
-   btrfs_kobj_rm_device(fs_info, NULL);
+   btrfs_kobj_rm_device(fs_info-fs_devices, NULL);
btrfs_sysfs_remove_fsid(fs_info-fs_devices);
 }
 
@@ -636,20 +636,20 @@ static void init_feature_attrs(void)
 
 /* when one_device is NULL, it removes all device links */
 
-int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices,
struct btrfs_device *one_device)
 {
struct hd_struct *disk;
struct kobject *disk_kobj;
 
-   if (!fs_info-fs_devices-device_dir_kobj)
+   if (!fs_devices-device_dir_kobj)
return -EINVAL;
 
if (one_device  one_device-bdev) {
disk = one_device-bdev-bd_part;
disk_kobj = part_to_dev(disk)-kobj;
 
-   sysfs_remove_link(fs_info-fs_devices-device_dir_kobj,
+   sysfs_remove_link(fs_devices-device_dir_kobj,
disk_kobj-name);
}
 
@@ -657,13 +657,13 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
return 0;
 
list_for_each_entry(one_device,
-   fs_info-fs_devices-devices, dev_list) {
+   fs_devices-devices, dev_list) {
if (!one_device-bdev)
continue;
disk = one_device-bdev-bd_part;
disk_kobj = part_to_dev(disk)-kobj;
 
-   sysfs_remove_link(fs_info-fs_devices-device_dir_kobj,
+   sysfs_remove_link(fs_devices-device_dir_kobj,
disk_kobj-name);
}
 
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index eeb86a8..3938ac1 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -72,6 +72,6 @@ extern struct kobj_type space_info_ktype;
 extern struct kobj_type btrfs_raid_ktype;
 int btrfs_kobj_add_device(struct btrfs_fs_devices *fs_devices,
struct btrfs_device *one_device);
-int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices,
 struct btrfs_device *one_device);
 #endif /* _BTRFS_SYSFS_H_ */
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index e567d54..51873ec 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1701,7 +1701,7 @@ int btrfs_rm_device(struct btrfs_root *root, char 
*device_path)
if (device-bdev) {
device-fs_devices-open_devices--;
/* remove sysfs entry */
-   btrfs_kobj_rm_device(root-fs_info, device);
+   btrfs_kobj_rm_device(root-fs_info-fs_devices, device);
}
 
call_rcu(device-rcu, free_device);
@@ -2285,7 +2285,7 @@ int btrfs_init_new_device(struct btrfs_root *root, char 
*device_path)
 error_trans:
btrfs_end_transaction(trans, root);
rcu_string_free(device-name);
-   btrfs_kobj_rm_device(root-fs_info, device);
+   btrfs_kobj_rm_device(root-fs_info-fs_devices, device);
kfree(device);
 error:
blkdev_put(bdev, FMODE_EXCL);
-- 
2.0.0.153.g79d

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[PATCH 16/24] Btrfs: sysfs btrfs_kobj_rm_device() pass fs_devices instead of fs_info

2015-02-08 Thread Anand Jain
since btrfs_kobj_rm_device() does nothing with fs_info

Signed-off-by: Anand Jain anand.j...@oracle.com
---
 fs/btrfs/dev-replace.c |  2 +-
 fs/btrfs/sysfs.c   | 12 ++--
 fs/btrfs/sysfs.h   |  2 +-
 fs/btrfs/volumes.c |  4 ++--
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 2acc0aa..124b60f 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -592,7 +592,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info 
*fs_info,
mutex_unlock(uuid_mutex);
 
/* replace the sysfs entry */
-   btrfs_kobj_rm_device(fs_info, src_device);
+   btrfs_kobj_rm_device(fs_info-fs_devices, src_device);
btrfs_kobj_add_device(fs_info-fs_devices, tgt_device);
btrfs_rm_dev_replace_free_srcdev(fs_info, src_device);
 
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 15e4d54..4c86e62 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -555,7 +555,7 @@ void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info)
addrm_unknown_feature_attrs(fs_info, false);
sysfs_remove_group(fs_info-fs_devices-super_kobj, 
btrfs_feature_attr_group);
sysfs_remove_files(fs_info-fs_devices-super_kobj, btrfs_attrs);
-   btrfs_kobj_rm_device(fs_info, NULL);
+   btrfs_kobj_rm_device(fs_info-fs_devices, NULL);
btrfs_sysfs_remove_fsid(fs_info-fs_devices);
 }
 
@@ -636,20 +636,20 @@ static void init_feature_attrs(void)
 
 /* when one_device is NULL, it removes all device links */
 
-int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices,
struct btrfs_device *one_device)
 {
struct hd_struct *disk;
struct kobject *disk_kobj;
 
-   if (!fs_info-fs_devices-device_dir_kobj)
+   if (!fs_devices-device_dir_kobj)
return -EINVAL;
 
if (one_device  one_device-bdev) {
disk = one_device-bdev-bd_part;
disk_kobj = part_to_dev(disk)-kobj;
 
-   sysfs_remove_link(fs_info-fs_devices-device_dir_kobj,
+   sysfs_remove_link(fs_devices-device_dir_kobj,
disk_kobj-name);
}
 
@@ -657,13 +657,13 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
return 0;
 
list_for_each_entry(one_device,
-   fs_info-fs_devices-devices, dev_list) {
+   fs_devices-devices, dev_list) {
if (!one_device-bdev)
continue;
disk = one_device-bdev-bd_part;
disk_kobj = part_to_dev(disk)-kobj;
 
-   sysfs_remove_link(fs_info-fs_devices-device_dir_kobj,
+   sysfs_remove_link(fs_devices-device_dir_kobj,
disk_kobj-name);
}
 
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index eeb86a8..3938ac1 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -72,6 +72,6 @@ extern struct kobj_type space_info_ktype;
 extern struct kobj_type btrfs_raid_ktype;
 int btrfs_kobj_add_device(struct btrfs_fs_devices *fs_devices,
struct btrfs_device *one_device);
-int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices,
 struct btrfs_device *one_device);
 #endif /* _BTRFS_SYSFS_H_ */
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index e567d54..51873ec 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1701,7 +1701,7 @@ int btrfs_rm_device(struct btrfs_root *root, char 
*device_path)
if (device-bdev) {
device-fs_devices-open_devices--;
/* remove sysfs entry */
-   btrfs_kobj_rm_device(root-fs_info, device);
+   btrfs_kobj_rm_device(root-fs_info-fs_devices, device);
}
 
call_rcu(device-rcu, free_device);
@@ -2285,7 +2285,7 @@ int btrfs_init_new_device(struct btrfs_root *root, char 
*device_path)
 error_trans:
btrfs_end_transaction(trans, root);
rcu_string_free(device-name);
-   btrfs_kobj_rm_device(root-fs_info, device);
+   btrfs_kobj_rm_device(root-fs_info-fs_devices, device);
kfree(device);
 error:
blkdev_put(bdev, FMODE_EXCL);
-- 
2.0.0.153.g79d

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