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Diffstat (limited to 'fs/9p/vfs_inode.c')
-rw-r--r--fs/9p/vfs_inode.c89
1 files changed, 38 insertions, 51 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 3d8297714772..4d1a4a8d9277 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -399,10 +399,8 @@ void v9fs_evict_inode(struct inode *inode)
fscache_relinquish_cookie(v9fs_inode_cookie(v9inode), false);
/* clunk the fid stashed in writeback_fid */
- if (v9inode->writeback_fid) {
- p9_client_clunk(v9inode->writeback_fid);
- v9inode->writeback_fid = NULL;
- }
+ p9_fid_put(v9inode->writeback_fid);
+ v9inode->writeback_fid = NULL;
}
static int v9fs_test_inode(struct inode *inode, void *data)
@@ -569,7 +567,7 @@ static int v9fs_remove(struct inode *dir, struct dentry *dentry, int flags)
if (v9fs_proto_dotl(v9ses))
retval = p9_client_unlinkat(dfid, dentry->d_name.name,
v9fs_at_to_dotl_flags(flags));
- p9_client_clunk(dfid);
+ p9_fid_put(dfid);
if (retval == -EOPNOTSUPP) {
/* Try the one based on path */
v9fid = v9fs_fid_clone(dentry);
@@ -633,14 +631,12 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
if (IS_ERR(ofid)) {
err = PTR_ERR(ofid);
p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err);
- p9_client_clunk(dfid);
- return ERR_PTR(err);
+ goto error;
}
err = p9_client_fcreate(ofid, name, perm, mode, extension);
if (err < 0) {
p9_debug(P9_DEBUG_VFS, "p9_client_fcreate failed %d\n", err);
- p9_client_clunk(dfid);
goto error;
}
@@ -651,8 +647,6 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
err = PTR_ERR(fid);
p9_debug(P9_DEBUG_VFS,
"p9_client_walk failed %d\n", err);
- fid = NULL;
- p9_client_clunk(dfid);
goto error;
}
/*
@@ -663,21 +657,17 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
err = PTR_ERR(inode);
p9_debug(P9_DEBUG_VFS,
"inode creation failed %d\n", err);
- p9_client_clunk(dfid);
goto error;
}
- v9fs_fid_add(dentry, fid);
+ v9fs_fid_add(dentry, &fid);
d_instantiate(dentry, inode);
}
- p9_client_clunk(dfid);
+ p9_fid_put(dfid);
return ofid;
error:
- if (ofid)
- p9_client_clunk(ofid);
-
- if (fid)
- p9_client_clunk(fid);
-
+ p9_fid_put(dfid);
+ p9_fid_put(ofid);
+ p9_fid_put(fid);
return ERR_PTR(err);
}
@@ -708,7 +698,7 @@ v9fs_vfs_create(struct user_namespace *mnt_userns, struct inode *dir,
return PTR_ERR(fid);
v9fs_invalidate_inode_attr(dir);
- p9_client_clunk(fid);
+ p9_fid_put(fid);
return 0;
}
@@ -744,7 +734,7 @@ static int v9fs_vfs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
}
if (fid)
- p9_client_clunk(fid);
+ p9_fid_put(fid);
return err;
}
@@ -785,7 +775,7 @@ struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
*/
name = dentry->d_name.name;
fid = p9_client_walk(dfid, 1, &name, 1);
- p9_client_clunk(dfid);
+ p9_fid_put(dfid);
if (fid == ERR_PTR(-ENOENT))
inode = NULL;
else if (IS_ERR(fid))
@@ -804,11 +794,11 @@ struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
res = d_splice_alias(inode, dentry);
if (!IS_ERR(fid)) {
if (!res)
- v9fs_fid_add(dentry, fid);
+ v9fs_fid_add(dentry, &fid);
else if (!IS_ERR(res))
- v9fs_fid_add(res, fid);
+ v9fs_fid_add(res, &fid);
else
- p9_client_clunk(fid);
+ p9_fid_put(fid);
}
return res;
}
@@ -847,7 +837,6 @@ v9fs_vfs_atomic_open(struct inode *dir, struct dentry *dentry,
v9fs_proto_dotu(v9ses)));
if (IS_ERR(fid)) {
err = PTR_ERR(fid);
- fid = NULL;
goto error;
}
@@ -882,7 +871,7 @@ v9fs_vfs_atomic_open(struct inode *dir, struct dentry *dentry,
if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE)
fscache_use_cookie(v9fs_inode_cookie(v9inode),
file->f_mode & FMODE_WRITE);
- v9fs_open_fid_add(inode, fid);
+ v9fs_open_fid_add(inode, &fid);
file->f_mode |= FMODE_CREATED;
out:
@@ -890,8 +879,7 @@ out:
return err;
error:
- if (fid)
- p9_client_clunk(fid);
+ p9_fid_put(fid);
goto out;
}
@@ -939,9 +927,9 @@ v9fs_vfs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
struct inode *old_inode;
struct inode *new_inode;
struct v9fs_session_info *v9ses;
- struct p9_fid *oldfid, *dfid;
- struct p9_fid *olddirfid;
- struct p9_fid *newdirfid;
+ struct p9_fid *oldfid = NULL, *dfid = NULL;
+ struct p9_fid *olddirfid = NULL;
+ struct p9_fid *newdirfid = NULL;
struct p9_wstat wstat;
if (flags)
@@ -958,21 +946,22 @@ v9fs_vfs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
dfid = v9fs_parent_fid(old_dentry);
olddirfid = clone_fid(dfid);
- if (dfid && !IS_ERR(dfid))
- p9_client_clunk(dfid);
+ p9_fid_put(dfid);
+ dfid = NULL;
if (IS_ERR(olddirfid)) {
retval = PTR_ERR(olddirfid);
- goto done;
+ goto error;
}
dfid = v9fs_parent_fid(new_dentry);
newdirfid = clone_fid(dfid);
- p9_client_clunk(dfid);
+ p9_fid_put(dfid);
+ dfid = NULL;
if (IS_ERR(newdirfid)) {
retval = PTR_ERR(newdirfid);
- goto clunk_olddir;
+ goto error;
}
down_write(&v9ses->rename_sem);
@@ -983,7 +972,7 @@ v9fs_vfs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
retval = p9_client_rename(oldfid, newdirfid,
new_dentry->d_name.name);
if (retval != -EOPNOTSUPP)
- goto clunk_newdir;
+ goto error_locked;
}
if (old_dentry->d_parent != new_dentry->d_parent) {
/*
@@ -992,14 +981,14 @@ v9fs_vfs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
p9_debug(P9_DEBUG_ERROR, "old dir and new dir are different\n");
retval = -EXDEV;
- goto clunk_newdir;
+ goto error_locked;
}
v9fs_blank_wstat(&wstat);
wstat.muid = v9ses->uname;
wstat.name = new_dentry->d_name.name;
retval = p9_client_wstat(oldfid, &wstat);
-clunk_newdir:
+error_locked:
if (!retval) {
if (new_inode) {
if (S_ISDIR(new_inode->i_mode))
@@ -1020,13 +1009,11 @@ clunk_newdir:
d_move(old_dentry, new_dentry);
}
up_write(&v9ses->rename_sem);
- p9_client_clunk(newdirfid);
-
-clunk_olddir:
- p9_client_clunk(olddirfid);
-done:
- p9_client_clunk(oldfid);
+error:
+ p9_fid_put(newdirfid);
+ p9_fid_put(olddirfid);
+ p9_fid_put(oldfid);
return retval;
}
@@ -1060,7 +1047,7 @@ v9fs_vfs_getattr(struct user_namespace *mnt_userns, const struct path *path,
return PTR_ERR(fid);
st = p9_client_stat(fid);
- p9_client_clunk(fid);
+ p9_fid_put(fid);
if (IS_ERR(st))
return PTR_ERR(st);
@@ -1136,7 +1123,7 @@ static int v9fs_vfs_setattr(struct user_namespace *mnt_userns,
retval = p9_client_wstat(fid, &wstat);
if (use_dentry)
- p9_client_clunk(fid);
+ p9_fid_put(fid);
if (retval < 0)
return retval;
@@ -1261,7 +1248,7 @@ static const char *v9fs_vfs_get_link(struct dentry *dentry,
return ERR_CAST(fid);
st = p9_client_stat(fid);
- p9_client_clunk(fid);
+ p9_fid_put(fid);
if (IS_ERR(st))
return ERR_CAST(st);
@@ -1308,7 +1295,7 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
return PTR_ERR(fid);
v9fs_invalidate_inode_attr(dir);
- p9_client_clunk(fid);
+ p9_fid_put(fid);
return 0;
}
@@ -1364,7 +1351,7 @@ v9fs_vfs_link(struct dentry *old_dentry, struct inode *dir,
v9fs_refresh_inode(oldfid, d_inode(old_dentry));
v9fs_invalidate_inode_attr(dir);
}
- p9_client_clunk(oldfid);
+ p9_fid_put(oldfid);
return retval;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-04 18:50:20 +0000