Update descriptions for vnops

These descriptions are not uptodate with the code.

Reviewed-by: Igor Kozhukhov <igor@dilos.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@gmail.com>
Closes openzfs#8767

module/zfs/zfs_vnops.c

@@ -1676,6 +1676,7 @@ zfs_tmpfile(struct inode *dip, vattr_t *vap, int excl,
  *	IN:	dip	- inode of directory to remove entry from.
  *		name	- name of entry to remove.
  *		cr	- credentials of caller.
+ *		flags	- case flags.
  *
  *	RETURN:	0 if success
  *		error code if failure
@@ -1917,6 +1918,7 @@ zfs_remove(struct inode *dip, char *name, cred_t *cr, int flags)
  *		dirname	- name of new directory.
  *		vap	- attributes of new directory.
  *		cr	- credentials of caller.
+ *		flags	- case flags.
  *		vsecp	- ACL to be set
  *
  *	OUT:	ipp	- inode of created directory.
@@ -2235,13 +2237,12 @@ zfs_rmdir(struct inode *dip, char *name, struct inode *cwd, cred_t *cr,
 }
 
 /*
- * Read as many directory entries as will fit into the provided
- * dirent buffer from the given directory cursor position.
+ * Read directory entries from the given directory cursor position and emit
+ * name and position for each entry.
  *
  *	IN:	ip	- inode of directory to read.
- *		dirent	- buffer for directory entries.
- *
- *	OUT:	dirent	- filler buffer of directory entries.
+ *		ctx	- directory entry context.
+ *		cr	- credentials of caller.
  *
  *	RETURN:	0 if success
  *		error code if failure
@@ -4006,13 +4007,14 @@ zfs_rename(struct inode *sdip, char *snm, struct inode *tdip, char *tnm,
  * Insert the indicated symbolic reference entry into the directory.
  *
  *	IN:	dip	- Directory to contain new symbolic link.
- *		link	- Name for new symlink entry.
+ *		name	- Name of directory entry in dip.
  *		vap	- Attributes of new entry.
- *		target	- Target path of new symlink.
- *
+ *		link	- Name for new symlink entry.
  *		cr	- credentials of caller.
  *		flags	- case flags
  *
+ *	OUT:	ipp	- Inode for new symbolic link.
+ *
  *	RETURN:	0 on success, error code on failure.
  *
  * Timestamps:
@@ -4216,6 +4218,7 @@ zfs_readlink(struct inode *ip, uio_t *uio, cred_t *cr)
  *		sip	- inode of new entry.
  *		name	- name of new entry.
  *		cr	- credentials of caller.
+ *		flags	- case flags.
  *
  *	RETURN:	0 if success
  *		error code if failure
@@ -4729,7 +4732,6 @@ zfs_inactive(struct inode *ip)
  *	IN:	ip	- inode seeking within
  *		ooff	- old file offset
  *		noffp	- pointer to new file offset
- *		ct	- caller context
  *
  *	RETURN:	0 if success
  *		EINVAL if new offset invalid

module/zfs/zfs_znode.c

@@ -651,12 +651,11 @@ static zfs_acl_phys_t acl_phys;
  *		cr	- credentials of caller
  *		flag	- flags:
  *			  IS_ROOT_NODE	- new object will be root
+ *			  IS_TMPFILE	- new object is of O_TMPFILE
  *			  IS_XATTR	- new object is an attribute
- *		bonuslen - length of bonus buffer
- *		setaclp  - File/Dir initial ACL
- *		fuidp	 - Tracks fuid allocation.
+ *		acl_ids	- ACL related attributes
  *
- *	OUT:	zpp	- allocated znode
+ *	OUT:	zpp	- allocated znode (set to dzp if IS_ROOT_NODE)
  *
  */
 void