[PATCH] befs: endianness annotations
split the data structures that exist in host- and disk-endian variants,
annotate the fields of disk-endian ones, propagate changes.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/befs/btree.c b/fs/befs/btree.c
index 12e0fd6..81b042e 100644
--- a/fs/befs/btree.c
+++ b/fs/befs/btree.c
@@ -79,7 +79,7 @@
* In memory structure of each btree node
*/
typedef struct {
- befs_btree_nodehead head; /* head of node converted to cpu byteorder */
+ befs_host_btree_nodehead head; /* head of node converted to cpu byteorder */
struct buffer_head *bh;
befs_btree_nodehead *od_node; /* on disk node */
} befs_btree_node;
@@ -101,9 +101,9 @@
static int befs_leafnode(befs_btree_node * node);
-static u16 *befs_bt_keylen_index(befs_btree_node * node);
+static fs16 *befs_bt_keylen_index(befs_btree_node * node);
-static befs_off_t *befs_bt_valarray(befs_btree_node * node);
+static fs64 *befs_bt_valarray(befs_btree_node * node);
static char *befs_bt_keydata(befs_btree_node * node);
@@ -135,7 +135,7 @@
befs_btree_super * sup)
{
struct buffer_head *bh = NULL;
- befs_btree_super *od_sup = NULL;
+ befs_disk_btree_super *od_sup = NULL;
befs_debug(sb, "---> befs_btree_read_super()");
@@ -145,7 +145,7 @@
befs_error(sb, "Couldn't read index header.");
goto error;
}
- od_sup = (befs_btree_super *) bh->b_data;
+ od_sup = (befs_disk_btree_super *) bh->b_data;
befs_dump_index_entry(sb, od_sup);
sup->magic = fs32_to_cpu(sb, od_sup->magic);
@@ -341,7 +341,7 @@
u16 keylen;
int findkey_len;
char *thiskey;
- befs_off_t *valarray;
+ fs64 *valarray;
befs_debug(sb, "---> befs_find_key() %s", findkey);
@@ -421,7 +421,7 @@
befs_btree_super bt_super;
befs_off_t node_off = 0;
int cur_key;
- befs_off_t *valarray;
+ fs64 *valarray;
char *keystart;
u16 keylen;
int res;
@@ -571,7 +571,7 @@
this_node->head.overflow);
*node_off = this_node->head.overflow;
} else {
- befs_off_t *valarray = befs_bt_valarray(this_node);
+ fs64 *valarray = befs_bt_valarray(this_node);
*node_off = fs64_to_cpu(sb, valarray[0]);
}
if (befs_bt_read_node(sb, ds, this_node, *node_off) != BEFS_OK) {
@@ -621,7 +621,7 @@
*
* Except that rounding up to 8 works, and rounding up to 4 doesn't.
*/
-static u16 *
+static fs16 *
befs_bt_keylen_index(befs_btree_node * node)
{
const int keylen_align = 8;
@@ -632,7 +632,7 @@
if (tmp)
off += keylen_align - tmp;
- return (u16 *) ((void *) node->od_node + off);
+ return (fs16 *) ((void *) node->od_node + off);
}
/**
@@ -642,13 +642,13 @@
* Returns a pointer to the start of the value array
* of the node pointed to by the node header
*/
-static befs_off_t *
+static fs64 *
befs_bt_valarray(befs_btree_node * node)
{
void *keylen_index_start = (void *) befs_bt_keylen_index(node);
- size_t keylen_index_size = node->head.all_key_count * sizeof (u16);
+ size_t keylen_index_size = node->head.all_key_count * sizeof (fs16);
- return (befs_off_t *) (keylen_index_start + keylen_index_size);
+ return (fs64 *) (keylen_index_start + keylen_index_size);
}
/**
@@ -680,7 +680,7 @@
{
int prev_key_end;
char *keystart;
- u16 *keylen_index;
+ fs16 *keylen_index;
if (index < 0 || index > node->head.all_key_count) {
*keylen = 0;