From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/fs/xfs/libxfs/xfs_da_format.h | 104 +++++++++-------------------------------------------
1 files changed, 18 insertions(+), 86 deletions(-)
diff --git a/kernel/fs/xfs/libxfs/xfs_da_format.h b/kernel/fs/xfs/libxfs/xfs_da_format.h
index 5d5bf3b..b876b44 100644
--- a/kernel/fs/xfs/libxfs/xfs_da_format.h
+++ b/kernel/fs/xfs/libxfs/xfs_da_format.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
* Copyright (c) 2013 Red Hat, Inc.
@@ -15,8 +15,8 @@
*/
#define XFS_DA_NODE_MAGIC 0xfebe /* magic number: non-leaf blocks */
#define XFS_ATTR_LEAF_MAGIC 0xfbee /* magic number: attribute leaf blks */
-#define XFS_DIR2_LEAF1_MAGIC 0xd2f1 /* magic number: v2 dirlf single blks */
-#define XFS_DIR2_LEAFN_MAGIC 0xd2ff /* magic number: v2 dirlf multi blks */
+#define XFS_DIR2_LEAF1_MAGIC 0xd2f1 /* magic number: v2 dirlf single blks */
+#define XFS_DIR2_LEAFN_MAGIC 0xd2ff /* magic number: v2 dirlf multi blks */
typedef struct xfs_da_blkinfo {
__be32 forw; /* previous block in list */
@@ -35,8 +35,8 @@
*/
#define XFS_DA3_NODE_MAGIC 0x3ebe /* magic number: non-leaf blocks */
#define XFS_ATTR3_LEAF_MAGIC 0x3bee /* magic number: attribute leaf blks */
-#define XFS_DIR3_LEAF1_MAGIC 0x3df1 /* magic number: v2 dirlf single blks */
-#define XFS_DIR3_LEAFN_MAGIC 0x3dff /* magic number: v2 dirlf multi blks */
+#define XFS_DIR3_LEAF1_MAGIC 0x3df1 /* magic number: v3 dirlf single blks */
+#define XFS_DIR3_LEAFN_MAGIC 0x3dff /* magic number: v3 dirlf multi blks */
struct xfs_da3_blkinfo {
/*
@@ -61,7 +61,7 @@
* Since we have duplicate keys, use a binary search but always follow
* all match in the block, not just the first match found.
*/
-#define XFS_DA_NODE_MAXDEPTH 5 /* max depth of Btree */
+#define XFS_DA_NODE_MAXDEPTH 5 /* max depth of Btree */
typedef struct xfs_da_node_hdr {
struct xfs_da_blkinfo info; /* block type, links, etc. */
@@ -91,19 +91,6 @@
struct xfs_da3_intnode {
struct xfs_da3_node_hdr hdr;
struct xfs_da_node_entry __btree[];
-};
-
-/*
- * In-core version of the node header to abstract the differences in the v2 and
- * v3 disk format of the headers. Callers need to convert to/from disk format as
- * appropriate.
- */
-struct xfs_da3_icnode_hdr {
- uint32_t forw;
- uint32_t back;
- uint16_t magic;
- uint16_t count;
- uint16_t level;
};
/*
@@ -230,7 +217,7 @@
* A 64-bit or 32-bit inode number follows here, at a variable offset
* after the name.
*/
-} xfs_dir2_sf_entry_t;
+} __packed xfs_dir2_sf_entry_t;
static inline int xfs_dir2_sf_hdr_size(int i8count)
{
@@ -434,14 +421,6 @@
__be32 pad; /* 64 bit alignment */
};
-struct xfs_dir3_icleaf_hdr {
- uint32_t forw;
- uint32_t back;
- uint16_t magic;
- uint16_t count;
- uint16_t stale;
-};
-
/*
* Leaf block entry.
*/
@@ -482,7 +461,7 @@
}
/*
- * Free space block defintions for the node format.
+ * Free space block definitions for the node format.
*/
/*
@@ -519,19 +498,6 @@
};
#define XFS_DIR3_FREE_CRC_OFF offsetof(struct xfs_dir3_free, hdr.hdr.crc)
-
-/*
- * In core version of the free block header, abstracted away from on-disk format
- * differences. Use this in the code, and convert to/from the disk version using
- * xfs_dir3_free_hdr_from_disk/xfs_dir3_free_hdr_to_disk.
- */
-struct xfs_dir3_icfree_hdr {
- uint32_t magic;
- uint32_t firstdb;
- uint32_t nvalid;
- uint32_t nused;
-
-};
/*
* Single block format.
@@ -613,7 +579,7 @@
/*
* Entries are packed toward the top as tight as possible.
*/
-typedef struct xfs_attr_shortform {
+struct xfs_attr_shortform {
struct xfs_attr_sf_hdr { /* constant-structure header block */
__be16 totsize; /* total bytes in shortform list */
__u8 count; /* count of active entries */
@@ -623,9 +589,9 @@
uint8_t namelen; /* actual length of name (no NULL) */
uint8_t valuelen; /* actual length of value (no NULL) */
uint8_t flags; /* flags bits (see xfs_attr_leaf.h) */
- uint8_t nameval[1]; /* name & value bytes concatenated */
+ uint8_t nameval[]; /* name & value bytes concatenated */
} list[1]; /* variable sized array */
-} xfs_attr_shortform_t;
+};
typedef struct xfs_attr_leaf_map { /* RLE map of free bytes */
__be16 base; /* base of free region */
@@ -710,29 +676,6 @@
};
/*
- * incore, neutral version of the attribute leaf header
- */
-struct xfs_attr3_icleaf_hdr {
- uint32_t forw;
- uint32_t back;
- uint16_t magic;
- uint16_t count;
- uint16_t usedbytes;
- /*
- * firstused is 32-bit here instead of 16-bit like the on-disk variant
- * to support maximum fsb size of 64k without overflow issues throughout
- * the attr code. Instead, the overflow condition is handled on
- * conversion to/from disk.
- */
- uint32_t firstused;
- __u8 holes;
- struct {
- uint16_t base;
- uint16_t size;
- } freemap[XFS_ATTR_LEAF_MAPSIZE];
-};
-
-/*
* Special value to represent fs block size in the leaf header firstused field.
* Only used when block size overflows the 2-bytes available on disk.
*/
@@ -740,8 +683,6 @@
/*
* Flags used in the leaf_entry[i].flags field.
- * NOTE: the INCOMPLETE bit must not collide with the flags bits specified
- * on the system call, they are "or"ed together for various operations.
*/
#define XFS_ATTR_LOCAL_BIT 0 /* attr is stored locally */
#define XFS_ATTR_ROOT_BIT 1 /* limit access to trusted attrs */
@@ -751,19 +692,7 @@
#define XFS_ATTR_ROOT (1 << XFS_ATTR_ROOT_BIT)
#define XFS_ATTR_SECURE (1 << XFS_ATTR_SECURE_BIT)
#define XFS_ATTR_INCOMPLETE (1 << XFS_ATTR_INCOMPLETE_BIT)
-
-/*
- * Conversion macros for converting namespace bits from argument flags
- * to ondisk flags.
- */
-#define XFS_ATTR_NSP_ARGS_MASK (ATTR_ROOT | ATTR_SECURE)
#define XFS_ATTR_NSP_ONDISK_MASK (XFS_ATTR_ROOT | XFS_ATTR_SECURE)
-#define XFS_ATTR_NSP_ONDISK(flags) ((flags) & XFS_ATTR_NSP_ONDISK_MASK)
-#define XFS_ATTR_NSP_ARGS(flags) ((flags) & XFS_ATTR_NSP_ARGS_MASK)
-#define XFS_ATTR_NSP_ARGS_TO_ONDISK(x) (((x) & ATTR_ROOT ? XFS_ATTR_ROOT : 0) |\
- ((x) & ATTR_SECURE ? XFS_ATTR_SECURE : 0))
-#define XFS_ATTR_NSP_ONDISK_TO_ARGS(x) (((x) & XFS_ATTR_ROOT ? ATTR_ROOT : 0) |\
- ((x) & XFS_ATTR_SECURE ? ATTR_SECURE : 0))
/*
* Alignment for namelist and valuelist entries (since they are mixed
@@ -817,14 +746,14 @@
*/
static inline int xfs_attr_leaf_entsize_remote(int nlen)
{
- return ((uint)sizeof(xfs_attr_leaf_name_remote_t) - 1 + (nlen) + \
- XFS_ATTR_LEAF_NAME_ALIGN - 1) & ~(XFS_ATTR_LEAF_NAME_ALIGN - 1);
+ return round_up(sizeof(struct xfs_attr_leaf_name_remote) - 1 +
+ nlen, XFS_ATTR_LEAF_NAME_ALIGN);
}
static inline int xfs_attr_leaf_entsize_local(int nlen, int vlen)
{
- return ((uint)sizeof(xfs_attr_leaf_name_local_t) - 1 + (nlen) + (vlen) +
- XFS_ATTR_LEAF_NAME_ALIGN - 1) & ~(XFS_ATTR_LEAF_NAME_ALIGN - 1);
+ return round_up(sizeof(struct xfs_attr_leaf_name_local) - 1 +
+ nlen + vlen, XFS_ATTR_LEAF_NAME_ALIGN);
}
static inline int xfs_attr_leaf_entsize_local_max(int bsize)
@@ -869,4 +798,7 @@
return 1 << (sbp->sb_blocklog + sbp->sb_dirblklog);
}
+xfs_failaddr_t xfs_da3_blkinfo_verify(struct xfs_buf *bp,
+ struct xfs_da3_blkinfo *hdr3);
+
#endif /* __XFS_DA_FORMAT_H__ */
--
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