mtd, ubi, ubifs: resync with Linux-3.14

resync ubi subsystem with linux:

commit 455c6fdbd219161bd09b1165f11699d6d73de11c
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Sun Mar 30 20:40:15 2014 -0700

    Linux 3.14

A nice side effect of this, is we introduce UBI Fastmap support
to U-Boot.

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Sergey Lapin <slapin@ossfans.org>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Joerg Krause <jkrause@posteo.de>

1 files changed, 36 insertions, 26 deletions

diff --git a/fs/ubifs/ubifs-media.h b/fs/ubifs/ubifs-media.h
index 3eee07e0c4..90b8ffacfb 100644
--- a/fs/ubifs/ubifs-media.h
+++ b/fs/ubifs/ubifs-media.h
@@ -3,18 +3,7 @@
  *
  * Copyright (C) 2006-2008 Nokia Corporation.
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will 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 to the Free Software Foundation, Inc., 51
- * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * SPDX-License-Identifier:	GPL-2.0+
  *
  * Authors: Artem Bityutskiy (Битюцкий Артём)
  *          Adrian Hunter
@@ -135,6 +124,13 @@
 /* The key is always at the same position in all keyed nodes */
 #define UBIFS_KEY_OFFSET offsetof(struct ubifs_ino_node, key)
 
+/* Garbage collector journal head number */
+#define UBIFS_GC_HEAD   0
+/* Base journal head number */
+#define UBIFS_BASE_HEAD 1
+/* Data journal head number */
+#define UBIFS_DATA_HEAD 2
+
 /*
  * LEB Properties Tree node types.
  *
@@ -401,9 +397,11 @@ enum {
  * Superblock flags.
  *
  * UBIFS_FLG_BIGLPT: if "big" LPT model is used if set
+ * UBIFS_FLG_SPACE_FIXUP: first-mount "fixup" of free space within LEBs needed
  */
 enum {
 	UBIFS_FLG_BIGLPT = 0x02,
+	UBIFS_FLG_SPACE_FIXUP = 0x04,
 };
 
 /**
@@ -427,7 +425,7 @@ struct ubifs_ch {
 	__u8 node_type;
 	__u8 group_type;
 	__u8 padding[2];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * union ubifs_dev_desc - device node descriptor.
@@ -441,7 +439,7 @@ struct ubifs_ch {
 union ubifs_dev_desc {
 	__le32 new;
 	__le64 huge;
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_ino_node - inode node.
@@ -502,7 +500,7 @@ struct ubifs_ino_node {
 	__le16 compr_type;
 	__u8 padding2[26]; /* Watch 'zero_ino_node_unused()' if changing! */
 	__u8 data[];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_dent_node - directory entry node.
@@ -526,8 +524,12 @@ struct ubifs_dent_node {
 	__u8 type;
 	__le16 nlen;
 	__u8 padding2[4]; /* Watch 'zero_dent_node_unused()' if changing! */
+#ifndef __UBOOT__
 	__u8 name[];
-} __attribute__ ((packed));
+#else
+	char name[];
+#endif
+} __packed;
 
 /**
  * struct ubifs_data_node - data node.
@@ -548,7 +550,7 @@ struct ubifs_data_node {
 	__le16 compr_type;
 	__u8 padding[2]; /* Watch 'zero_data_node_unused()' if changing! */
 	__u8 data[];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_trun_node - truncation node.
@@ -568,7 +570,7 @@ struct ubifs_trun_node {
 	__u8 padding[12]; /* Watch 'zero_trun_node_unused()' if changing! */
 	__le64 old_size;
 	__le64 new_size;
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_pad_node - padding node.
@@ -579,7 +581,7 @@ struct ubifs_trun_node {
 struct ubifs_pad_node {
 	struct ubifs_ch ch;
 	__le32 pad_len;
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_sb_node - superblock node.
@@ -637,7 +639,7 @@ struct ubifs_sb_node {
 	__u8 uuid[16];
 	__le32 ro_compat_version;
 	__u8 padding2[3968];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_mst_node - master node.
@@ -704,7 +706,7 @@ struct ubifs_mst_node {
 	__le32 idx_lebs;
 	__le32 leb_cnt;
 	__u8 padding[344];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_ref_node - logical eraseblock reference node.
@@ -720,7 +722,7 @@ struct ubifs_ref_node {
 	__le32 offs;
 	__le32 jhead;
 	__u8 padding[28];
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_branch - key/reference/length branch
@@ -733,8 +735,12 @@ struct ubifs_branch {
 	__le32 lnum;
 	__le32 offs;
 	__le32 len;
+#ifndef __UBOOT__
 	__u8 key[];
-} __attribute__ ((packed));
+#else
+	char key[];
+#endif
+} __packed;
 
 /**
  * struct ubifs_idx_node - indexing node.
@@ -747,8 +753,12 @@ struct ubifs_idx_node {
 	struct ubifs_ch ch;
 	__le16 child_cnt;
 	__le16 level;
+#ifndef __UBOOT__
 	__u8 branches[];
-} __attribute__ ((packed));
+#else
+	char branches[];
+#endif
+} __packed;
 
 /**
  * struct ubifs_cs_node - commit start node.
@@ -758,7 +768,7 @@ struct ubifs_idx_node {
 struct ubifs_cs_node {
 	struct ubifs_ch ch;
 	__le64 cmt_no;
-} __attribute__ ((packed));
+} __packed;
 
 /**
  * struct ubifs_orph_node - orphan node.
@@ -770,6 +780,6 @@ struct ubifs_orph_node {
 	struct ubifs_ch ch;
 	__le64 cmt_no;
 	__le64 inos[];
-} __attribute__ ((packed));
+} __packed;
 
 #endif /* __UBIFS_MEDIA_H__ */