erofs: remove unused tag argument while registering a workgroup

All workgroups are registered with tag value set to 0, to simplify
erofs_register_workgroup() interface the tag argument can be removed,
if its only value is sent down to the function body.

Signed-off-by: Vladimir Zapolskiy <vladimir@tuxera.com>
Link: https://lore.kernel.org/r/20200102120118.14979-3-vladimir@tuxera.com
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>

diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index c3d502b..c4c6dcd 100644 (file)
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -403,7 +403,7 @@ int erofs_workgroup_put(struct erofs_workgroup *grp);
 struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb,
                                             pgoff_t index);
 int erofs_register_workgroup(struct super_block *sb,
-                            struct erofs_workgroup *grp, bool tag);
+                            struct erofs_workgroup *grp);
 void erofs_workgroup_free_rcu(struct erofs_workgroup *grp);
 void erofs_shrinker_register(struct super_block *sb);
 void erofs_shrinker_unregister(struct super_block *sb);

diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c
index 4d1cf4d..7b47c56 100644 (file)
--- a/fs/erofs/utils.c
+++ b/fs/erofs/utils.c
@@ -83,8 +83,7 @@ repeat:
 }
 
 int erofs_register_workgroup(struct super_block *sb,
-                            struct erofs_workgroup *grp,
-                            bool tag)
+                            struct erofs_workgroup *grp)
 {
        struct erofs_sb_info *sbi;
        int err;
@@ -102,7 +101,7 @@ int erofs_register_workgroup(struct super_block *sb,
        sbi = EROFS_SB(sb);
        xa_lock(&sbi->workstn_tree);
 
-       grp = xa_tag_pointer(grp, tag);
+       grp = xa_tag_pointer(grp, 0);
 
        /*
         * Bump up reference count before making this workgroup

diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 052d283..4fedeb4 100644 (file)
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -437,7 +437,7 @@ static int z_erofs_register_collection(struct z_erofs_collector *clt,
         */
        mutex_trylock(&cl->lock);
 
-       err = erofs_register_workgroup(inode->i_sb, &pcl->obj, 0);
+       err = erofs_register_workgroup(inode->i_sb, &pcl->obj);
        if (err) {
                mutex_unlock(&cl->lock);
                kmem_cache_free(pcluster_cachep, pcl);