[RFC PATCH 4/7] autofs - merge auto_fs.h and auto_fs4.h

From: Ian Kent
Date: Sun Jun 30 2013 - 23:14:40 EST


The autofs module has long since been removed so there's no need to have
two separate include files for autofs.

Signed-off-by: Ian Kent <raven@xxxxxxxxxx>
---
fs/autofs4/autofs_i.h | 2 -
fs/compat_ioctl.c | 1
include/uapi/linux/auto_fs.h | 156 +++++++++++++++++++++++++++++++++++++---
include/uapi/linux/auto_fs4.h | 158 +----------------------------------------
4 files changed, 149 insertions(+), 168 deletions(-)

diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index 76b8097..1a79bc7 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -10,7 +10,7 @@

/* Internal header file for autofs */

-#include <linux/auto_fs4.h>
+#include <linux/auto_fs.h>
#include <linux/auto_dev-ioctl.h>
#include <linux/mutex.h>
#include <linux/spinlock.h>
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 5d19acf..43345ce 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -38,7 +38,6 @@
#include <linux/if_pppox.h>
#include <linux/mtio.h>
#include <linux/auto_fs.h>
-#include <linux/auto_fs4.h>
#include <linux/tty.h>
#include <linux/vt_kern.h>
#include <linux/fb.h>
diff --git a/include/uapi/linux/auto_fs.h b/include/uapi/linux/auto_fs.h
index bb991df..fe7518d 100644
--- a/include/uapi/linux/auto_fs.h
+++ b/include/uapi/linux/auto_fs.h
@@ -1,8 +1,7 @@
-/* -*- linux-c -*- ------------------------------------------------------- *
- *
- * linux/include/linux/auto_fs.h
- *
- * Copyright 1997 Transmeta Corporation - All Rights Reserved
+/*
+ * Copyright 1997 Transmeta Corporation - All Rights Reserved
+ * Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@xxxxxxxx>
+ * Copyright 2005-2006,2013 Ian Kent <raven@xxxxxxxxxx>
*
* This file is part of the Linux kernel and is made available under
* the terms of the GNU General Public License, version 2, or at your
@@ -10,7 +9,6 @@
*
* ----------------------------------------------------------------------- */

-
#ifndef _UAPI_LINUX_AUTO_FS_H
#define _UAPI_LINUX_AUTO_FS_H

@@ -19,13 +17,11 @@
#include <sys/ioctl.h>
#endif /* __KERNEL__ */

+#define AUTOFS_PROTO_VERSION 5
+#define AUTOFS_MIN_PROTO_VERSION 3
+#define AUTOFS_MAX_PROTO_VERSION 5

-/* This file describes autofs v3 */
-#define AUTOFS_PROTO_VERSION 3
-
-/* Range of protocol versions defined */
-#define AUTOFS_MAX_PROTO_VERSION AUTOFS_PROTO_VERSION
-#define AUTOFS_MIN_PROTO_VERSION AUTOFS_PROTO_VERSION
+#define AUTOFS_PROTO_SUBVERSION 2

/*
* The wait_queue_token (autofs_wqt_t) is part of a structure which is passed
@@ -71,4 +67,140 @@ struct autofs_packet_expire {
#define AUTOFS_IOC_SETTIMEOUT _IOWR(0x93,0x64,unsigned long)
#define AUTOFS_IOC_EXPIRE _IOR(0x93,0x65,struct autofs_packet_expire)

+/* autofs version 4 and later definitions */
+
+/* Mask for expire behaviour */
+#define AUTOFS_EXP_IMMEDIATE 1
+#define AUTOFS_EXP_LEAVES 2
+
+#define AUTOFS_TYPE_ANY 0U
+#define AUTOFS_TYPE_INDIRECT 1U
+#define AUTOFS_TYPE_DIRECT 2U
+#define AUTOFS_TYPE_OFFSET 4U
+
+static inline void set_autofs_type_indirect(unsigned int *type)
+{
+ *type = AUTOFS_TYPE_INDIRECT;
+ return;
+}
+
+static inline unsigned int autofs_type_indirect(unsigned int type)
+{
+ return (type == AUTOFS_TYPE_INDIRECT);
+}
+
+static inline void set_autofs_type_direct(unsigned int *type)
+{
+ *type = AUTOFS_TYPE_DIRECT;
+ return;
+}
+
+static inline unsigned int autofs_type_direct(unsigned int type)
+{
+ return (type == AUTOFS_TYPE_DIRECT);
+}
+
+static inline void set_autofs_type_offset(unsigned int *type)
+{
+ *type = AUTOFS_TYPE_OFFSET;
+ return;
+}
+
+static inline unsigned int autofs_type_offset(unsigned int type)
+{
+ return (type == AUTOFS_TYPE_OFFSET);
+}
+
+static inline unsigned int autofs_type_trigger(unsigned int type)
+{
+ return (type == AUTOFS_TYPE_DIRECT || type == AUTOFS_TYPE_OFFSET);
+}
+
+/*
+ * This isn't really a type as we use it to say "no type set" to
+ * indicate we want to search for "any" mount in the
+ * autofs_dev_ioctl_ismountpoint() device ioctl function.
+ */
+static inline void set_autofs_type_any(unsigned int *type)
+{
+ *type = AUTOFS_TYPE_ANY;
+ return;
+}
+
+static inline unsigned int autofs_type_any(unsigned int type)
+{
+ return (type == AUTOFS_TYPE_ANY);
+}
+
+/* Daemon notification packet types */
+enum autofs_notify {
+ NFY_NONE,
+ NFY_MOUNT,
+ NFY_EXPIRE
+};
+
+/* Kernel protocol version 4 packet types */
+
+/* Expire entry (umount request) */
+#define autofs_ptype_expire_multi 2
+
+/* Kernel protocol version 5 packet types */
+
+/* Indirect mount missing and expire requests. */
+#define autofs_ptype_missing_indirect 3
+#define autofs_ptype_expire_indirect 4
+
+/* Direct mount missing and expire requests */
+#define autofs_ptype_missing_direct 5
+#define autofs_ptype_expire_direct 6
+
+/* v4 multi expire (via pipe) */
+struct autofs_packet_expire_multi {
+ struct autofs_packet_hdr hdr;
+ autofs_wqt_t wait_queue_token;
+ int len;
+ char name[NAME_MAX+1];
+};
+
+union autofs_packet_union {
+ struct autofs_packet_hdr hdr;
+ struct autofs_packet_missing missing;
+ struct autofs_packet_expire expire;
+ struct autofs_packet_expire_multi expire_multi;
+};
+
+/* autofs v5 common packet struct */
+struct autofs_v5_packet {
+ struct autofs_packet_hdr hdr;
+ autofs_wqt_t wait_queue_token;
+ __u32 dev;
+ __u64 ino;
+ __u32 uid;
+ __u32 gid;
+ __u32 pid;
+ __u32 tgid;
+ __u32 len;
+ char name[NAME_MAX+1];
+};
+
+typedef struct autofs_v5_packet autofs_packet_missing_indirect_t;
+typedef struct autofs_v5_packet autofs_packet_expire_indirect_t;
+typedef struct autofs_v5_packet autofs_packet_missing_direct_t;
+typedef struct autofs_v5_packet autofs_packet_expire_direct_t;
+
+union autofs_v5_packet_union {
+ struct autofs_packet_hdr hdr;
+ struct autofs_v5_packet v5_packet;
+ autofs_packet_missing_indirect_t missing_indirect;
+ autofs_packet_expire_indirect_t expire_indirect;
+ autofs_packet_missing_direct_t missing_direct;
+ autofs_packet_expire_direct_t expire_direct;
+};
+
+#define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
+#define AUTOFS_IOC_EXPIRE_INDIRECT AUTOFS_IOC_EXPIRE_MULTI
+#define AUTOFS_IOC_EXPIRE_DIRECT AUTOFS_IOC_EXPIRE_MULTI
+#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int)
+#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int)
+
#endif /* _UAPI_LINUX_AUTO_FS_H */
diff --git a/include/uapi/linux/auto_fs4.h b/include/uapi/linux/auto_fs4.h
index e02982f..69205a3 100644
--- a/include/uapi/linux/auto_fs4.h
+++ b/include/uapi/linux/auto_fs4.h
@@ -1,6 +1,4 @@
-/* -*- c -*-
- * linux/include/linux/auto_fs4.h
- *
+/*
* Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@xxxxxxxx>
*
* This file is part of the Linux kernel and is made available under
@@ -8,157 +6,9 @@
* option, any later version, incorporated herein by reference.
*/

-#ifndef _LINUX_AUTO_FS4_H
-#define _LINUX_AUTO_FS4_H
+#ifndef _UAPI_LINUX_AUTO_FS4_H
+#define _UAPI_LINUX_AUTO_FS4_H

-/* Include common v3 definitions */
-#include <linux/types.h>
#include <linux/auto_fs.h>

-/* autofs v4 definitions */
-#undef AUTOFS_PROTO_VERSION
-#undef AUTOFS_MIN_PROTO_VERSION
-#undef AUTOFS_MAX_PROTO_VERSION
-
-#define AUTOFS_PROTO_VERSION 5
-#define AUTOFS_MIN_PROTO_VERSION 3
-#define AUTOFS_MAX_PROTO_VERSION 5
-
-#define AUTOFS_PROTO_SUBVERSION 2
-
-/* Mask for expire behaviour */
-#define AUTOFS_EXP_IMMEDIATE 1
-#define AUTOFS_EXP_LEAVES 2
-
-#define AUTOFS_TYPE_ANY 0U
-#define AUTOFS_TYPE_INDIRECT 1U
-#define AUTOFS_TYPE_DIRECT 2U
-#define AUTOFS_TYPE_OFFSET 4U
-
-static inline void set_autofs_type_indirect(unsigned int *type)
-{
- *type = AUTOFS_TYPE_INDIRECT;
- return;
-}
-
-static inline unsigned int autofs_type_indirect(unsigned int type)
-{
- return (type == AUTOFS_TYPE_INDIRECT);
-}
-
-static inline void set_autofs_type_direct(unsigned int *type)
-{
- *type = AUTOFS_TYPE_DIRECT;
- return;
-}
-
-static inline unsigned int autofs_type_direct(unsigned int type)
-{
- return (type == AUTOFS_TYPE_DIRECT);
-}
-
-static inline void set_autofs_type_offset(unsigned int *type)
-{
- *type = AUTOFS_TYPE_OFFSET;
- return;
-}
-
-static inline unsigned int autofs_type_offset(unsigned int type)
-{
- return (type == AUTOFS_TYPE_OFFSET);
-}
-
-static inline unsigned int autofs_type_trigger(unsigned int type)
-{
- return (type == AUTOFS_TYPE_DIRECT || type == AUTOFS_TYPE_OFFSET);
-}
-
-/*
- * This isn't really a type as we use it to say "no type set" to
- * indicate we want to search for "any" mount in the
- * autofs_dev_ioctl_ismountpoint() device ioctl function.
- */
-static inline void set_autofs_type_any(unsigned int *type)
-{
- *type = AUTOFS_TYPE_ANY;
- return;
-}
-
-static inline unsigned int autofs_type_any(unsigned int type)
-{
- return (type == AUTOFS_TYPE_ANY);
-}
-
-/* Daemon notification packet types */
-enum autofs_notify {
- NFY_NONE,
- NFY_MOUNT,
- NFY_EXPIRE
-};
-
-/* Kernel protocol version 4 packet types */
-
-/* Expire entry (umount request) */
-#define autofs_ptype_expire_multi 2
-
-/* Kernel protocol version 5 packet types */
-
-/* Indirect mount missing and expire requests. */
-#define autofs_ptype_missing_indirect 3
-#define autofs_ptype_expire_indirect 4
-
-/* Direct mount missing and expire requests */
-#define autofs_ptype_missing_direct 5
-#define autofs_ptype_expire_direct 6
-
-/* v4 multi expire (via pipe) */
-struct autofs_packet_expire_multi {
- struct autofs_packet_hdr hdr;
- autofs_wqt_t wait_queue_token;
- int len;
- char name[NAME_MAX+1];
-};
-
-union autofs_packet_union {
- struct autofs_packet_hdr hdr;
- struct autofs_packet_missing missing;
- struct autofs_packet_expire expire;
- struct autofs_packet_expire_multi expire_multi;
-};
-
-/* autofs v5 common packet struct */
-struct autofs_v5_packet {
- struct autofs_packet_hdr hdr;
- autofs_wqt_t wait_queue_token;
- __u32 dev;
- __u64 ino;
- __u32 uid;
- __u32 gid;
- __u32 pid;
- __u32 tgid;
- __u32 len;
- char name[NAME_MAX+1];
-};
-
-typedef struct autofs_v5_packet autofs_packet_missing_indirect_t;
-typedef struct autofs_v5_packet autofs_packet_expire_indirect_t;
-typedef struct autofs_v5_packet autofs_packet_missing_direct_t;
-typedef struct autofs_v5_packet autofs_packet_expire_direct_t;
-
-union autofs_v5_packet_union {
- struct autofs_packet_hdr hdr;
- struct autofs_v5_packet v5_packet;
- autofs_packet_missing_indirect_t missing_indirect;
- autofs_packet_expire_indirect_t expire_indirect;
- autofs_packet_missing_direct_t missing_direct;
- autofs_packet_expire_direct_t expire_direct;
-};
-
-#define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
-#define AUTOFS_IOC_EXPIRE_INDIRECT AUTOFS_IOC_EXPIRE_MULTI
-#define AUTOFS_IOC_EXPIRE_DIRECT AUTOFS_IOC_EXPIRE_MULTI
-#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int)
-#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int)
-
-
-#endif /* _LINUX_AUTO_FS4_H */
+#endif /* _UAPI_LINUX_AUTO_FS4_H */

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/