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Unverified Commit 8353c544 authored by Vladimir Zapolskiy's avatar Vladimir Zapolskiy Committed by Michael Bestas
Browse files

erofs: remove unused tag argument while finding a workgroup 



It is feasible to simplify erofs_find_workgroup() interface by removing
an unused function argument. While formally the argument is used in the
function itself, its assigned value is ignored on the caller side.

Change-Id: I9b10d39aef877d42ddbd3f864afbe05b273d258c
Signed-off-by: default avatarVladimir Zapolskiy <vladimir@tuxera.com>
Link: https://lore.kernel.org/r/20200102120118.14979-2-vladimir@tuxera.com


Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarGao Xiang <gaoxiang25@huawei.com>
parent a7b2c050

fs/erofs/internal.h

+1 −1
Original line number Diff line number Diff line
@@ -401,7 +401,7 @@ static inline void *erofs_get_pcpubuf(unsigned int pagenr) 
#ifdef CONFIG_EROFS_FS_ZIP

int erofs_workgroup_put(struct erofs_workgroup *grp);

struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb,

					     pgoff_t index, bool *tag);

					     pgoff_t index);

int erofs_register_workgroup(struct super_block *sb,

			     struct erofs_workgroup *grp, bool tag);

void erofs_workgroup_free_rcu(struct erofs_workgroup *grp);

fs/erofs/utils.c

+1 −2
Original line number Diff line number Diff line
@@ -59,7 +59,7 @@ static int erofs_workgroup_get(struct erofs_workgroup *grp) 
}



struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb,

					     pgoff_t index, bool *tag)

					     pgoff_t index)

{

	struct erofs_sb_info *sbi = EROFS_SB(sb);

	struct erofs_workgroup *grp;
@@ -68,7 +68,6 @@ struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb, 
	rcu_read_lock();

	grp = radix_tree_lookup(&sbi->workstn_tree, index);

	if (grp) {

		*tag = xa_pointer_tag(grp);

		grp = xa_untag_pointer(grp);



		if (erofs_workgroup_get(grp)) {

fs/erofs/zdata.c

+1 −2
Original line number Diff line number Diff line
@@ -343,9 +343,8 @@ static int z_erofs_lookup_collection(struct z_erofs_collector *clt, 
	struct z_erofs_pcluster *pcl;

	struct z_erofs_collection *cl;

	unsigned int length;

	bool tag;



	grp = erofs_find_workgroup(inode->i_sb, map->m_pa >> PAGE_SHIFT, &tag);

	grp = erofs_find_workgroup(inode->i_sb, map->m_pa >> PAGE_SHIFT);

	if (!grp)

		return -ENOENT;