From: Anand Jain <anand.jain@oracle.com>
Date: Mon, 9 Mar 2015 22:38:33 +0000 (+0800)
Subject: Btrfs: sysfs btrfs_kobj_add_device() pass fs_devices instead of fs_info
X-Git-Tag: firefly_0821_release~176^2~1298^2~30^2~11
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1ba43816af921219d596c462baa7674ff0228229;p=firefly-linux-kernel-4.4.55.git

Btrfs: sysfs btrfs_kobj_add_device() pass fs_devices instead of fs_info

btrfs_kobj_add_device() does not need fs_info any more.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
---

diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 0573848c7333..72c03adb6562 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -584,7 +584,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
 
 	/* replace the sysfs entry */
 	btrfs_kobj_rm_device(fs_info, src_device);
-	btrfs_kobj_add_device(fs_info, tgt_device);
+	btrfs_kobj_add_device(fs_info->fs_devices, tgt_device);
 	btrfs_rm_dev_replace_free_srcdev(fs_info, src_device);
 
 	/* write back the superblocks */
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 333ed0840907..82e18f532958 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -682,11 +682,10 @@ int btrfs_sysfs_add_device(struct btrfs_fs_devices *fs_devs)
 	return 0;
 }
 
-int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info,
-		struct btrfs_device *one_device)
+int btrfs_kobj_add_device(struct btrfs_fs_devices *fs_devices,
+				struct btrfs_device *one_device)
 {
 	int error = 0;
-	struct btrfs_fs_devices *fs_devices = fs_info->fs_devices;
 	struct btrfs_device *dev;
 
 	error = btrfs_sysfs_add_device(fs_devices);
@@ -752,7 +751,7 @@ int btrfs_sysfs_add_one(struct btrfs_fs_info *fs_info)
 	if (error)
 		return error;
 
-	error = btrfs_kobj_add_device(fs_info, NULL);
+	error = btrfs_kobj_add_device(fs_devs, NULL);
 	if (error) {
 		btrfs_sysfs_remove_fsid(fs_devs);
 		return error;
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index 3a4bbed723fd..f1d7c7604f6f 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -82,7 +82,7 @@ char *btrfs_printable_features(enum btrfs_feature_set set, u64 flags);
 extern const char * const btrfs_feature_set_names[3];
 extern struct kobj_type space_info_ktype;
 extern struct kobj_type btrfs_raid_ktype;
-int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info,
+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,
                 struct btrfs_device *one_device);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 5719470b50cd..d68d3944af4b 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2215,7 +2215,7 @@ int btrfs_init_new_device(struct btrfs_root *root, char *device_path)
 				    tmp + 1);
 
 	/* add sysfs device entry */
-	btrfs_kobj_add_device(root->fs_info, device);
+	btrfs_kobj_add_device(root->fs_info->fs_devices, device);
 
 	/*
 	 * we've got more storage, clear any full flags on the space