Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / fs / xfs / xfs_itable.h

diff --git a/kernel/fs/xfs/xfs_itable.h b/kernel/fs/xfs/xfs_itable.h
new file mode 100644 (file)
index 0000000..6ea8b39
--- /dev/null
+++ b/kernel/fs/xfs/xfs_itable.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+#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__ */