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Message-Id: <1198374674-12128-9-git-send-email-marcin.slusarz@gmail.com>
Date: Sun, 23 Dec 2007 02:50:58 +0100
From: marcin.slusarz@...il.com
To: LKML <linux-kernel@...r.kernel.org>
Cc: Ben Fennema <bfennema@...con.csc.calpoly.edu>,
Jan Kara <jack@...e.cz>,
Marcin Slusarz <marcin.slusarz@...il.com>
Subject: [PATCH 08/24] udf: convert UDF_SB_ANCHOR macro to udf_sb_anchor function
Signed-off-by: Marcin Slusarz <marcin.slusarz@...il.com>
CC: Ben Fennema <bfennema@...con.csc.calpoly.edu>
CC: Jan Kara <jack@...e.cz>
---
fs/udf/super.c | 44 ++++++++++++++++++++++----------------------
fs/udf/udf_sb.h | 6 +++++-
2 files changed, 27 insertions(+), 23 deletions(-)
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 903c0ec..0120ac6 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -677,20 +677,20 @@ static void udf_find_anchor(struct super_block *sb)
if (ident == TAG_IDENT_AVDP) {
if (location == last[i] - udf_sb_session(sb)) {
lastblock = last[i] - udf_sb_session(sb);
- UDF_SB_ANCHOR(sb)[0] = lastblock;
- UDF_SB_ANCHOR(sb)[1] = lastblock - 256;
+ udf_sb_anchor(sb)[0] = lastblock;
+ udf_sb_anchor(sb)[1] = lastblock - 256;
} else if (location == udf_variable_to_fixed(last[i]) - udf_sb_session(sb)) {
UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
lastblock = udf_variable_to_fixed(last[i]) - udf_sb_session(sb);
- UDF_SB_ANCHOR(sb)[0] = lastblock;
- UDF_SB_ANCHOR(sb)[1] = lastblock - 256 - udf_sb_session(sb);
+ udf_sb_anchor(sb)[0] = lastblock;
+ udf_sb_anchor(sb)[1] = lastblock - 256 - udf_sb_session(sb);
} else {
udf_debug("Anchor found at block %d, location mismatch %d.\n",
last[i], location);
}
} else if (ident == TAG_IDENT_FE || ident == TAG_IDENT_EFE) {
lastblock = last[i];
- UDF_SB_ANCHOR(sb)[3] = 512;
+ udf_sb_anchor(sb)[3] = 512;
} else {
ident = location = 0;
if (last[i] >= 256) {
@@ -706,7 +706,7 @@ static void udf_find_anchor(struct super_block *sb)
if (ident == TAG_IDENT_AVDP &&
location == last[i] - 256 - udf_sb_session(sb)) {
lastblock = last[i];
- UDF_SB_ANCHOR(sb)[1] = last[i] - 256;
+ udf_sb_anchor(sb)[1] = last[i] - 256;
} else {
ident = location = 0;
if (last[i] >= 312 + udf_sb_session(sb)) {
@@ -723,7 +723,7 @@ static void udf_find_anchor(struct super_block *sb)
location == udf_variable_to_fixed(last[i]) - 256) {
UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
lastblock = udf_variable_to_fixed(last[i]);
- UDF_SB_ANCHOR(sb)[1] = lastblock - 256;
+ udf_sb_anchor(sb)[1] = lastblock - 256;
}
}
}
@@ -744,17 +744,17 @@ static void udf_find_anchor(struct super_block *sb)
}
}
- for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
- if (UDF_SB_ANCHOR(sb)[i]) {
- bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
- UDF_SB_ANCHOR(sb)[i], &ident);
+ for (i = 0; i < ARRAY_SIZE(udf_sb(sb)->s_anchor); i++) {
+ if (udf_sb_anchor(sb)[i]) {
+ bh = udf_read_tagged(sb, udf_sb_anchor(sb)[i],
+ udf_sb_anchor(sb)[i], &ident);
if (!bh)
- UDF_SB_ANCHOR(sb)[i] = 0;
+ udf_sb_anchor(sb)[i] = 0;
else {
brelse(bh);
if ((ident != TAG_IDENT_AVDP) &&
(i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE)))
- UDF_SB_ANCHOR(sb)[i] = 0;
+ udf_sb_anchor(sb)[i] = 0;
}
}
}
@@ -1280,10 +1280,10 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
if (!sb)
return 1;
- for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
- if (UDF_SB_ANCHOR(sb)[i] &&
- (bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
- UDF_SB_ANCHOR(sb)[i], &ident))) {
+ for (i = 0; i < ARRAY_SIZE(udf_sb(sb)->s_anchor); i++) {
+ if (udf_sb_anchor(sb)[i] &&
+ (bh = udf_read_tagged(sb, udf_sb_anchor(sb)[i],
+ udf_sb_anchor(sb)[i], &ident))) {
anchor = (struct anchorVolDescPtr *)bh->b_data;
/* Locate the main sequence */
@@ -1308,11 +1308,11 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
}
}
- if (i == ARRAY_SIZE(UDF_SB_ANCHOR(sb))) {
+ if (i == ARRAY_SIZE(udf_sb(sb)->s_anchor)) {
udf_debug("No Anchor block found\n");
return 1;
} else
- udf_debug("Using anchor in block %d\n", UDF_SB_ANCHOR(sb)[i]);
+ udf_debug("Using anchor in block %d\n", udf_sb_anchor(sb)[i]);
for (i = 0; i < udf_sb_num_parts(sb); i++) {
kernel_lb_addr uninitialized_var(ino);
@@ -1513,9 +1513,9 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
udf_debug("Multi-session=%d\n", udf_sb_session(sb));
UDF_SB_LASTBLOCK(sb) = uopt.lastblock;
- UDF_SB_ANCHOR(sb)[0] = UDF_SB_ANCHOR(sb)[1] = 0;
- UDF_SB_ANCHOR(sb)[2] = uopt.anchor;
- UDF_SB_ANCHOR(sb)[3] = 256;
+ udf_sb_anchor(sb)[0] = udf_sb_anchor(sb)[1] = 0;
+ udf_sb_anchor(sb)[2] = uopt.anchor;
+ udf_sb_anchor(sb)[3] = 256;
if (udf_check_valid(sb, uopt.novrs, silent)) {
/* read volume recognition sequences */
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index f33d38e..f00524f 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -75,6 +75,11 @@ static inline __s32 udf_sb_session(struct super_block *sb)
return udf_sb(sb)->s_session;
}
+static inline __u32 *udf_sb_anchor(struct super_block *sb)
+{
+ return udf_sb(sb)->s_anchor;
+}
+
#define UDF_SB_ALLOC_PARTMAPS(X,Y)\
{\
udf_sb(X)->s_partmaps = kmalloc(sizeof(struct udf_part_map) * Y, GFP_KERNEL);\
@@ -139,7 +144,6 @@ static inline __s32 udf_sb_session(struct super_block *sb)
#define UDF_SB_BITMAP(X,Y,Z,I) ( udf_sb_partmaps(X)[(Y)].Z.s_bitmap->s_block_bitmap[I] )
#define UDF_SB_BITMAP_NR_GROUPS(X,Y,Z) ( udf_sb_partmaps(X)[(Y)].Z.s_bitmap->s_nr_groups )
-#define UDF_SB_ANCHOR(X) ( udf_sb(X)->s_anchor )
#define UDF_SB_LASTBLOCK(X) ( udf_sb(X)->s_lastblock )
#define UDF_SB_LVIDBH(X) ( udf_sb(X)->s_lvidbh )
#define UDF_SB_LVID(X) ( (struct logicalVolIntegrityDesc *)UDF_SB_LVIDBH(X)->b_data )
--
1.5.3.4
--
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