Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/fs/xfs/xfs_itable.h b/fs/xfs/xfs_itable.h
new file mode 100644
index 000000000..8a822285b
--- /dev/null
+++ b/fs/xfs/xfs_itable.h
@@ -0,0 +1,87 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
+ */
+#ifndef __XFS_ITABLE_H__
+#define	__XFS_ITABLE_H__
+
+/*
+ * xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
+ * structures (by the dmi library). This is a pointer to a formatter function
+ * that will iget the inode and fill in the appropriate structure.
+ * see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
+ */
+typedef int (*bulkstat_one_pf)(struct xfs_mount	*mp,
+			       xfs_ino_t	ino,
+			       void		__user *buffer,
+			       int		ubsize,
+			       int		*ubused,
+			       int		*stat);
+
+/*
+ * Values for stat return value.
+ */
+#define BULKSTAT_RV_NOTHING	0
+#define BULKSTAT_RV_DIDONE	1
+#define BULKSTAT_RV_GIVEUP	2
+
+/*
+ * Return stat information in bulk (by-inode) for the filesystem.
+ */
+int					/* error status */
+xfs_bulkstat(
+	xfs_mount_t	*mp,		/* mount point for filesystem */
+	xfs_ino_t	*lastino,	/* last inode returned */
+	int		*count,		/* size of buffer/count returned */
+	bulkstat_one_pf formatter,	/* func that'd fill a single buf */
+	size_t		statstruct_size,/* sizeof struct that we're filling */
+	char		__user *ubuffer,/* buffer with inode stats */
+	int		*done);		/* 1 if there are more stats to get */
+
+typedef int (*bulkstat_one_fmt_pf)(  /* used size in bytes or negative error */
+	void			__user *ubuffer, /* buffer to write to */
+	int			ubsize,		 /* remaining user buffer sz */
+	int			*ubused,	 /* bytes used by formatter */
+	const xfs_bstat_t	*buffer);        /* buffer to read from */
+
+int
+xfs_bulkstat_one_int(
+	xfs_mount_t		*mp,
+	xfs_ino_t		ino,
+	void			__user *buffer,
+	int			ubsize,
+	bulkstat_one_fmt_pf	formatter,
+	int			*ubused,
+	int			*stat);
+
+int
+xfs_bulkstat_one(
+	xfs_mount_t		*mp,
+	xfs_ino_t		ino,
+	void			__user *buffer,
+	int			ubsize,
+	int			*ubused,
+	int			*stat);
+
+typedef int (*inumbers_fmt_pf)(
+	void			__user *ubuffer, /* buffer to write to */
+	const xfs_inogrp_t	*buffer,	/* buffer to read from */
+	long			count,		/* # of elements to read */
+	long			*written);	/* # of bytes written */
+
+int
+xfs_inumbers_fmt(
+	void			__user *ubuffer, /* buffer to write to */
+	const xfs_inogrp_t	*buffer,	/* buffer to read from */
+	long			count,		/* # of elements to read */
+	long			*written);	/* # of bytes written */
+
+int					/* error status */
+xfs_inumbers(
+	xfs_mount_t		*mp,	/* mount point for filesystem */
+	xfs_ino_t		*last,	/* last inode returned */
+	int			*count,	/* size of buffer/count returned */
+	void			__user *buffer, /* buffer with inode info */
+	inumbers_fmt_pf		formatter);
+
+#endif	/* __XFS_ITABLE_H__ */