[PATCH v2 43/50] convert hypfs
From: Al Viro <viro@zeniv.linux.org.uk>
Date: 2025-10-28 00:46:22
Also in:
bpf, linux-efi, linux-fsdevel, linux-mm, linux-usb, ocfs2-devel, selinux
Subsystem:
s390 architecture, the rest · Maintainers:
Heiko Carstens, Vasily Gorbik, Alexander Gordeev, Linus Torvalds
just have hypfs_create_file() do the usual simple_start_creating()/ d_make_persistent()/simple_done_creating() and that's it Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> --- arch/s390/hypfs/inode.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-)
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index 6a80ab2692be..98952543d593 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c@@ -311,7 +311,7 @@ static void hypfs_kill_super(struct super_block *sb) struct hypfs_sb_info *sb_info = sb->s_fs_info; hypfs_last_dentry = NULL; - kill_litter_super(sb); + kill_anon_super(sb); kfree(sb_info); }
@@ -321,17 +321,13 @@ static struct dentry *hypfs_create_file(struct dentry *parent, const char *name, struct dentry *dentry; struct inode *inode; - inode_lock(d_inode(parent)); - dentry = lookup_noperm(&QSTR(name), parent); - if (IS_ERR(dentry)) { - dentry = ERR_PTR(-ENOMEM); - goto fail; - } + dentry = simple_start_creating(parent, name); + if (IS_ERR(dentry)) + return ERR_PTR(-ENOMEM); inode = hypfs_make_inode(parent->d_sb, mode); if (!inode) { - dput(dentry); - dentry = ERR_PTR(-ENOMEM); - goto fail; + simple_done_creating(dentry); + return ERR_PTR(-ENOMEM); } if (S_ISREG(mode)) { inode->i_fop = &hypfs_file_ops;
@@ -346,10 +342,9 @@ static struct dentry *hypfs_create_file(struct dentry *parent, const char *name, } else BUG(); inode->i_private = data; - d_instantiate(dentry, inode); -fail: - inode_unlock(d_inode(parent)); - return dentry; + d_make_persistent(dentry, inode); + simple_done_creating(dentry); + return dentry; // borrowed } struct dentry *hypfs_mkdir(struct dentry *parent, const char *name)
--
2.47.3