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-rw-r--r--fs/udf/super.c295
1 files changed, 166 insertions, 129 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 4360c7a0574..57788f1ba2d 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -33,8 +33,8 @@
* 10/17/98 added freespace count for "df"
* 11/11/98 gr added novrs option
* 11/26/98 dgb added fileset,anchor mount options
- * 12/06/98 blf really hosed things royally. vat/sparing support. sequenced vol descs
- * rewrote option handling based on isofs
+ * 12/06/98 blf really hosed things royally. vat/sparing support. sequenced
+ * vol descs. rewrote option handling based on isofs
* 12/20/98 find the free space bitmap (if it exists)
*/
@@ -116,7 +116,7 @@ static struct kmem_cache *udf_inode_cachep;
static struct inode *udf_alloc_inode(struct super_block *sb)
{
struct udf_inode_info *ei;
- ei = (struct udf_inode_info *)kmem_cache_alloc(udf_inode_cachep, GFP_KERNEL);
+ ei = kmem_cache_alloc(udf_inode_cachep, GFP_KERNEL);
if (!ei)
return NULL;
@@ -561,47 +561,52 @@ static int udf_vrs(struct super_block *sb, int silent)
/* Look for ISO descriptors */
vsd = (struct volStructDesc *)(bh->b_data +
- (sector & (sb->s_blocksize - 1)));
+ (sector & (sb->s_blocksize - 1)));
if (vsd->stdIdent[0] == 0) {
brelse(bh);
break;
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_CD001, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_CD001,
+ VSD_STD_ID_LEN)) {
iso9660 = sector;
switch (vsd->structType) {
case 0:
udf_debug("ISO9660 Boot Record found\n");
break;
case 1:
- udf_debug
- ("ISO9660 Primary Volume Descriptor found\n");
+ udf_debug("ISO9660 Primary Volume Descriptor "
+ "found\n");
break;
case 2:
- udf_debug
- ("ISO9660 Supplementary Volume Descriptor found\n");
+ udf_debug("ISO9660 Supplementary Volume "
+ "Descriptor found\n");
break;
case 3:
- udf_debug
- ("ISO9660 Volume Partition Descriptor found\n");
+ udf_debug("ISO9660 Volume Partition Descriptor "
+ "found\n");
break;
case 255:
- udf_debug
- ("ISO9660 Volume Descriptor Set Terminator found\n");
+ udf_debug("ISO9660 Volume Descriptor Set "
+ "Terminator found\n");
break;
default:
udf_debug("ISO9660 VRS (%u) found\n",
vsd->structType);
break;
}
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_BEA01, VSD_STD_ID_LEN)) {
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_TEA01, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_BEA01,
+ VSD_STD_ID_LEN))
+ ; /* nothing */
+ else if (!strncmp(vsd->stdIdent, VSD_STD_ID_TEA01,
+ VSD_STD_ID_LEN)) {
brelse(bh);
break;
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR02, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR02,
+ VSD_STD_ID_LEN))
nsr02 = sector;
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR03, VSD_STD_ID_LEN)) {
+ else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR03,
+ VSD_STD_ID_LEN))
nsr03 = sector;
- }
brelse(bh);
}
@@ -658,21 +663,26 @@ static void udf_find_anchor(struct super_block *sb)
* however, if the disc isn't closed, it could be 512 */
for (i = 0; !lastblock && i < ARRAY_SIZE(last); i++) {
- if (last[i] < 0 || !(bh = sb_bread(sb, last[i]))) {
- ident = location = 0;
- } else {
- ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
- location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
- brelse(bh);
+ ident = location = 0;
+ if (last[i] >= 0) {
+ bh = sb_bread(sb, last[i]);
+ if (bh) {
+ tag *t = (tag *)bh->b_data;
+ ident = le16_to_cpu(t->tagIdent);
+ location = le32_to_cpu(t->tagLocation);
+ brelse(bh);
+ }
}
if (ident == TAG_IDENT_AVDP) {
if (location == last[i] - UDF_SB_SESSION(sb)) {
- lastblock = UDF_SB_ANCHOR(sb)[0] = last[i] - UDF_SB_SESSION(sb);
- UDF_SB_ANCHOR(sb)[1] = last[i] - 256 - UDF_SB_SESSION(sb);
+ lastblock = last[i] - UDF_SB_SESSION(sb);
+ 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_SB_ANCHOR(sb)[0] = udf_variable_to_fixed(last[i]) - UDF_SB_SESSION(sb);
+ 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);
} else {
udf_debug("Anchor found at block %d, location mismatch %d.\n",
@@ -682,12 +692,15 @@ static void udf_find_anchor(struct super_block *sb)
lastblock = last[i];
UDF_SB_ANCHOR(sb)[3] = 512;
} else {
- if (last[i] < 256 || !(bh = sb_bread(sb, last[i] - 256))) {
- ident = location = 0;
- } else {
- ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
- location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
- brelse(bh);
+ ident = location = 0;
+ if (last[i] >= 256) {
+ bh = sb_bread(sb, last[i] - 256);
+ if (bh) {
+ tag *t = (tag *)bh->b_data;
+ ident = le16_to_cpu(t->tagIdent);
+ location = le32_to_cpu(t->tagLocation);
+ brelse(bh);
+ }
}
if (ident == TAG_IDENT_AVDP &&
@@ -695,13 +708,15 @@ static void udf_find_anchor(struct super_block *sb)
lastblock = last[i];
UDF_SB_ANCHOR(sb)[1] = last[i] - 256;
} else {
- if (last[i] < 312 + UDF_SB_SESSION(sb) ||
- !(bh = sb_bread(sb, last[i] - 312 - UDF_SB_SESSION(sb)))) {
- ident = location = 0;
- } else {
- ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
- location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
- brelse(bh);
+ ident = location = 0;
+ if (last[i] >= 312 + UDF_SB_SESSION(sb)) {
+ bh = sb_bread(sb, last[i] - 312 - UDF_SB_SESSION(sb));
+ if (bh) {
+ tag *t = (tag *)bh->b_data;
+ ident = le16_to_cpu(t->tagIdent);
+ location = le32_to_cpu(t->tagLocation);
+ brelse(bh);
+ }
}
if (ident == TAG_IDENT_AVDP &&
@@ -716,10 +731,12 @@ static void udf_find_anchor(struct super_block *sb)
}
if (!lastblock) {
- /* We havn't found the lastblock. check 312 */
- if ((bh = sb_bread(sb, 312 + UDF_SB_SESSION(sb)))) {
- ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
- location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
+ /* We haven't found the lastblock. check 312 */
+ bh = sb_bread(sb, 312 + UDF_SB_SESSION(sb));
+ if (bh) {
+ tag *t = (tag *)bh->b_data;
+ ident = le16_to_cpu(t->tagIdent);
+ location = le32_to_cpu(t->tagLocation);
brelse(bh);
if (ident == TAG_IDENT_AVDP && location == 256)
@@ -729,15 +746,15 @@ 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]) {
- if (!(bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
- UDF_SB_ANCHOR(sb)[i], &ident))) {
+ bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
+ UDF_SB_ANCHOR(sb)[i], &ident);
+ if (!bh)
UDF_SB_ANCHOR(sb)[i] = 0;
- } else {
+ else {
brelse(bh);
if ((ident != TAG_IDENT_AVDP) &&
- (i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE))) {
+ (i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE)))
UDF_SB_ANCHOR(sb)[i] = 0;
- }
}
}
}
@@ -745,7 +762,9 @@ static void udf_find_anchor(struct super_block *sb)
UDF_SB_LASTBLOCK(sb) = lastblock;
}
-static int udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr *root)
+static int udf_find_fileset(struct super_block *sb,
+ kernel_lb_addr *fileset,
+ kernel_lb_addr *root)
{
struct buffer_head *bh = NULL;
long lastblock;
@@ -764,7 +783,8 @@ static int udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, ker
}
- if (!bh) { /* Search backwards through the partitions */
+ if (!bh) {
+ /* Search backwards through the partitions */
kernel_lb_addr newfileset;
/* --> cvg: FIXME - is it reasonable? */
@@ -775,11 +795,13 @@ static int udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, ker
fileset->logicalBlockNum == 0xFFFFFFFF &&
fileset->partitionReferenceNum == 0xFFFF);
newfileset.partitionReferenceNum--) {
- lastblock = UDF_SB_PARTLEN(sb, newfileset.partitionReferenceNum);
+ lastblock = UDF_SB_PARTLEN(sb,
+ newfileset.partitionReferenceNum);
newfileset.logicalBlockNum = 0;
do {
- bh = udf_read_ptagged(sb, newfileset, 0, &ident);
+ bh = udf_read_ptagged(sb, newfileset, 0,
+ &ident);
if (!bh) {
newfileset.logicalBlockNum++;
continue;
@@ -840,7 +862,8 @@ static void udf_load_pvoldesc(struct super_block *sb, struct buffer_head *bh)
lets_to_cpu(pvoldesc->recordingDateAndTime))) {
kernel_timestamp ts;
ts = lets_to_cpu(pvoldesc->recordingDateAndTime);
- udf_debug("recording time %ld/%ld, %04u/%02u/%02u %02u:%02u (%x)\n",
+ udf_debug("recording time %ld/%ld, %04u/%02u/%02u"
+ " %02u:%02u (%x)\n",
recording, recording_usec,
ts.year, ts.month, ts.day, ts.hour,
ts.minute, ts.typeAndTimezone);
@@ -888,19 +911,21 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
udf_debug("Searching map: (%d == %d)\n",
UDF_SB_PARTMAPS(sb)[i].s_partition_num, le16_to_cpu(p->partitionNumber));
if (UDF_SB_PARTMAPS(sb)[i].s_partition_num == le16_to_cpu(p->partitionNumber)) {
- UDF_SB_PARTLEN(sb,i) = le32_to_cpu(p->partitionLength); /* blocks */
- UDF_SB_PARTROOT(sb,i) = le32_to_cpu(p->partitionStartingLocation);
+ UDF_SB_PARTLEN(sb, i) = le32_to_cpu(p->partitionLength); /* blocks */
+ UDF_SB_PARTROOT(sb, i) = le32_to_cpu(p->partitionStartingLocation);
if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_READ_ONLY)
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_READ_ONLY;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_READ_ONLY;
if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_WRITE_ONCE)
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_WRITE_ONCE;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_WRITE_ONCE;
if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_REWRITABLE)
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_REWRITABLE;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_REWRITABLE;
if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_OVERWRITABLE)
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_OVERWRITABLE;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_OVERWRITABLE;
- if (!strcmp(p->partitionContents.ident, PD_PARTITION_CONTENTS_NSR02) ||
- !strcmp(p->partitionContents.ident, PD_PARTITION_CONTENTS_NSR03)) {
+ if (!strcmp(p->partitionContents.ident,
+ PD_PARTITION_CONTENTS_NSR02) ||
+ !strcmp(p->partitionContents.ident,
+ PD_PARTITION_CONTENTS_NSR03)) {
struct partitionHeaderDesc *phd;
phd = (struct partitionHeaderDesc *)(p->partitionContentsUse);
@@ -916,7 +941,7 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
udf_debug("cannot load unallocSpaceTable (part %d)\n", i);
return 1;
}
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_UNALLOC_TABLE;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_UNALLOC_TABLE;
udf_debug("unallocSpaceTable (part %d) @ %ld\n",
i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table->i_ino);
}
@@ -927,7 +952,7 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
le32_to_cpu(phd->unallocSpaceBitmap.extLength);
UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition =
le32_to_cpu(phd->unallocSpaceBitmap.extPosition);
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_UNALLOC_BITMAP;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_UNALLOC_BITMAP;
udf_debug("unallocSpaceBitmap (part %d) @ %d\n",
i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition);
}
@@ -946,7 +971,7 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
udf_debug("cannot load freedSpaceTable (part %d)\n", i);
return 1;
}
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_FREED_TABLE;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_FREED_TABLE;
udf_debug("freedSpaceTable (part %d) @ %ld\n",
i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table->i_ino);
}
@@ -957,7 +982,7 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
le32_to_cpu(phd->freedSpaceBitmap.extLength);
UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition =
le32_to_cpu(phd->freedSpaceBitmap.extPosition);
- UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_FREED_BITMAP;
+ UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_FREED_BITMAP;
udf_debug("freedSpaceBitmap (part %d) @ %d\n",
i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition);
}
@@ -970,9 +995,11 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
udf_debug("Partition (%d) not found in partition map\n",
le16_to_cpu(p->partitionNumber));
} else {
- udf_debug("Partition (%d:%d type %x) starts at physical %d, block length %d\n",
- le16_to_cpu(p->partitionNumber), i, UDF_SB_PARTTYPE(sb,i),
- UDF_SB_PARTROOT(sb,i), UDF_SB_PARTLEN(sb,i));
+ udf_debug("Partition (%d:%d type %x) starts at physical %d, "
+ "block length %d\n",
+ le16_to_cpu(p->partitionNumber), i,
+ UDF_SB_PARTTYPE(sb, i), UDF_SB_PARTROOT(sb, i),
+ UDF_SB_PARTLEN(sb, i));
}
return 0;
}
@@ -994,19 +1021,19 @@ static int udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
type = ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapType;
if (type == 1) {
struct genericPartitionMap1 *gpm1 = (struct genericPartitionMap1 *)&(lvd->partitionMaps[offset]);
- UDF_SB_PARTTYPE(sb,i) = UDF_TYPE1_MAP15;
- UDF_SB_PARTVSN(sb,i) = le16_to_cpu(gpm1->volSeqNum);
- UDF_SB_PARTNUM(sb,i) = le16_to_cpu(gpm1->partitionNum);
- UDF_SB_PARTFUNC(sb,i) = NULL;
+ UDF_SB_PARTTYPE(sb, i) = UDF_TYPE1_MAP15;
+ UDF_SB_PARTVSN(sb, i) = le16_to_cpu(gpm1->volSeqNum);
+ UDF_SB_PARTNUM(sb, i) = le16_to_cpu(gpm1->partitionNum);
+ UDF_SB_PARTFUNC(sb, i) = NULL;
} else if (type == 2) {
struct udfPartitionMap2 *upm2 = (struct udfPartitionMap2 *)&(lvd->partitionMaps[offset]);
if (!strncmp(upm2->partIdent.ident, UDF_ID_VIRTUAL, strlen(UDF_ID_VIRTUAL))) {
if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0150) {
- UDF_SB_PARTTYPE(sb,i) = UDF_VIRTUAL_MAP15;
- UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_virt15;
+ UDF_SB_PARTTYPE(sb, i) = UDF_VIRTUAL_MAP15;
+ UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_virt15;
} else if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0200) {
- UDF_SB_PARTTYPE(sb,i) = UDF_VIRTUAL_MAP20;
- UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_virt20;
+ UDF_SB_PARTTYPE(sb, i) = UDF_VIRTUAL_MAP20;
+ UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_virt20;
}
} else if (!strncmp(upm2->partIdent.ident, UDF_ID_SPARABLE, strlen(UDF_ID_SPARABLE))) {
uint32_t loc;
@@ -1014,39 +1041,41 @@ static int udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
struct sparingTable *st;
struct sparablePartitionMap *spm = (struct sparablePartitionMap *)&(lvd->partitionMaps[offset]);
- UDF_SB_PARTTYPE(sb,i) = UDF_SPARABLE_MAP15;
- UDF_SB_TYPESPAR(sb,i).s_packet_len = le16_to_cpu(spm->packetLength);
+ UDF_SB_PARTTYPE(sb, i) = UDF_SPARABLE_MAP15;
+ UDF_SB_TYPESPAR(sb, i).s_packet_len = le16_to_cpu(spm->packetLength);
for (j = 0; j < spm->numSparingTables; j++) {
loc = le32_to_cpu(spm->locSparingTable[j]);
- UDF_SB_TYPESPAR(sb,i).s_spar_map[j] =
+ UDF_SB_TYPESPAR(sb, i).s_spar_map[j] =
udf_read_tagged(sb, loc, loc, &ident);
- if (UDF_SB_TYPESPAR(sb,i).s_spar_map[j] != NULL) {
- st = (struct sparingTable *)UDF_SB_TYPESPAR(sb,i).s_spar_map[j]->b_data;
+ if (UDF_SB_TYPESPAR(sb, i).s_spar_map[j] != NULL) {
+ st = (struct sparingTable *)UDF_SB_TYPESPAR(sb, i).s_spar_map[j]->b_data;
if (ident != 0 ||
strncmp(st->sparingIdent.ident, UDF_ID_SPARING, strlen(UDF_ID_SPARING))) {
- brelse(UDF_SB_TYPESPAR(sb,i).s_spar_map[j]);
- UDF_SB_TYPESPAR(sb,i).s_spar_map[j] = NULL;
+ brelse(UDF_SB_TYPESPAR(sb, i).s_spar_map[j]);
+ UDF_SB_TYPESPAR(sb, i).s_spar_map[j] = NULL;
}
}
}
- UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_spar15;
+ UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_spar15;
} else {
- udf_debug("Unknown ident: %s\n", upm2->partIdent.ident);
+ udf_debug("Unknown ident: %s\n",
+ upm2->partIdent.ident);
continue;
}
- UDF_SB_PARTVSN(sb,i) = le16_to_cpu(upm2->volSeqNum);
- UDF_SB_PARTNUM(sb,i) = le16_to_cpu(upm2->partitionNum);
+ UDF_SB_PARTVSN(sb, i) = le16_to_cpu(upm2->volSeqNum);
+ UDF_SB_PARTNUM(sb, i) = le16_to_cpu(upm2->partitionNum);
}
udf_debug("Partition (%d:%d) type %d on volume %d\n",
- i, UDF_SB_PARTNUM(sb,i), type, UDF_SB_PARTVSN(sb,i));
+ i, UDF_SB_PARTNUM(sb, i), type,
+ UDF_SB_PARTVSN(sb, i));
}
if (fileset) {
long_ad *la = (long_ad *)&(lvd->logicalVolContentsUse[0]);
*fileset = lelb_to_cpu(la->extLocation);
- udf_debug("FileSet found in LogicalVolDesc at block=%d, partition=%d\n",
- fileset->logicalBlockNum,
+ udf_debug("FileSet found in LogicalVolDesc at block=%d, "
+ "partition=%d\n", fileset->logicalBlockNum,
fileset->partitionReferenceNum);
}
if (lvd->integritySeqExt.extLength)
@@ -1071,7 +1100,8 @@ static void udf_load_logicalvolint(struct super_block *sb, kernel_extent_ad loc)
UDF_SB_LVIDBH(sb) = bh;
if (UDF_SB_LVID(sb)->nextIntegrityExt.extLength)
- udf_load_logicalvolint(sb, leea_to_cpu(UDF_SB_LVID(sb)->nextIntegrityExt));
+ udf_load_logicalvolint(sb,
+ leea_to_cpu(UDF_SB_LVID(sb)->nextIntegrityExt));
if (UDF_SB_LVIDBH(sb) != bh)
brelse(bh);
@@ -1097,8 +1127,8 @@ static void udf_load_logicalvolint(struct super_block *sb, kernel_extent_ad loc)
* July 1, 1997 - Andrew E. Mileski
* Written, tested, and released.
*/
-static int udf_process_sequence(struct super_block *sb, long block, long lastblock,
- kernel_lb_addr *fileset)
+static int udf_process_sequence(struct super_block *sb, long block,
+ long lastblock, kernel_lb_addr *fileset)
{
struct buffer_head *bh = NULL;
struct udf_vds_record vds[VDS_POS_LENGTH];
@@ -1178,7 +1208,8 @@ static int udf_process_sequence(struct super_block *sb, long block, long lastblo
}
for (i = 0; i < VDS_POS_LENGTH; i++) {
if (vds[i].block) {
- bh = udf_read_tagged(sb, vds[i].block, vds[i].block, &ident);
+ bh = udf_read_tagged(sb, vds[i].block, vds[i].block,
+ &ident);
if (i == VDS_POS_PRIMARY_VOL_DESC) {
udf_load_pvoldesc(sb, bh);
@@ -1190,11 +1221,14 @@ static int udf_process_sequence(struct super_block *sb, long block, long lastblo
brelse(bh);
return 1;
}
- for (j = vds[i].block + 1; j < vds[VDS_POS_TERMINATING_DESC].block; j++) {
+ for (j = vds[i].block + 1;
+ j < vds[VDS_POS_TERMINATING_DESC].block;
+ j++) {
bh2 = udf_read_tagged(sb, j, j, &ident);
gd = (struct generic_desc *)bh2->b_data;
if (ident == TAG_IDENT_PD)
- if (udf_load_partdesc(sb, bh2)) {
+ if (udf_load_partdesc(sb,
+ bh2)) {
brelse(bh);
brelse(bh2);
return 1;
@@ -1222,14 +1256,16 @@ static int udf_check_valid(struct super_block *sb, int novrs, int silent)
}
/* Check that it is NSR02 compliant */
/* Process any "CD-ROM Volume Descriptor Set" (ECMA 167 2/8.3.1) */
- else if ((block = udf_vrs(sb, silent)) == -1) {
- udf_debug("Failed to read byte 32768. Assuming open disc. "
- "Skipping validity check\n");
- if (!UDF_SB_LASTBLOCK(sb))
- UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb);
- return 0;
- } else {
- return !block;
+ else {
+ block = udf_vrs(sb, silent);
+ if (block == -1) {
+ udf_debug("Failed to read byte 32768. Assuming open "
+ "disc. Skipping validity check\n");
+ if (!UDF_SB_LASTBLOCK(sb))
+ UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb);
+ return 0;
+ } else
+ return !block;
}
}
@@ -1252,7 +1288,7 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
/* Locate the main sequence */
main_s = le32_to_cpu(anchor->mainVolDescSeqExt.extLocation);
- main_e = le32_to_cpu(anchor->mainVolDescSeqExt.extLength );
+ main_e = le32_to_cpu(anchor->mainVolDescSeqExt.extLength);
main_e = main_e >> sb->s_blocksize_bits;
main_e += main_s;
@@ -1267,9 +1303,8 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
/* Process the main & reserve sequences */
/* responsible for finding the PartitionDesc(s) */
if (!(udf_process_sequence(sb, main_s, main_e, fileset) &&
- udf_process_sequence(sb, reserve_s, reserve_e, fileset))) {
+ udf_process_sequence(sb, reserve_s, reserve_e, fileset)))
break;
- }
}
}
@@ -1308,7 +1343,8 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
if (j == UDF_SB_NUMPARTS(sb))
return 1;
- if (!(UDF_SB_VAT(sb) = udf_iget(sb, ino)))
+ UDF_SB_VAT(sb) = udf_iget(sb, ino);
+ if (!UDF_SB_VAT(sb))
return 1;
if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP15) {
@@ -1481,8 +1517,9 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
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 */
- printk("UDF-fs: No VRS found\n");
+ if (udf_check_valid(sb, uopt.novrs, silent)) {
+ /* read volume recognition sequences */
+ printk(KERN_WARNING "UDF-fs: No VRS found\n");
goto error_out;
}
@@ -1496,7 +1533,7 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
sb->s_time_gran = 1000;
if (udf_load_partition(sb, &fileset)) {
- printk("UDF-fs: No partition found (1)\n");
+ printk(KERN_WARNING "UDF-fs: No partition found (1)\n");
goto error_out;
}
@@ -1508,7 +1545,7 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
/* uint16_t maxUDFWriteRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev); */
if (minUDFReadRev > UDF_MAX_READ_VERSION) {
- printk("UDF-fs: minUDFReadRev=%x (max is %x)\n",
+ printk(KERN_ERR "UDF-fs: minUDFReadRev=%x (max is %x)\n",
le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev),
UDF_MAX_READ_VERSION);
goto error_out;
@@ -1525,17 +1562,17 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
}
if (!UDF_SB_NUMPARTS(sb)) {
- printk("UDF-fs: No partition found (2)\n");
+ printk(KERN_WARNING "UDF-fs: No partition found (2)\n");
goto error_out;
}
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY) {
- printk("UDF-fs: Partition marked readonly; forcing readonly mount\n");
+ printk(KERN_NOTICE "UDF-fs: Partition marked readonly; forcing readonly mount\n");
sb->s_flags |= MS_RDONLY;
}
if (udf_find_fileset(sb, &fileset, &rootdir)) {
- printk("UDF-fs: No fileset found\n");
+ printk(KERN_WARNING "UDF-fs: No fileset found\n");
goto error_out;
}
@@ -1556,7 +1593,7 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
/* perhaps it's not extensible enough, but for now ... */
inode = udf_iget(sb, rootdir);
if (!inode) {
- printk("UDF-fs: Error in udf_iget, block=%d, partition=%d\n",
+ printk(KERN_ERR "UDF-fs: Error in udf_iget, block=%d, partition=%d\n",
rootdir.logicalBlockNum, rootdir.partitionReferenceNum);
goto error_out;
}
@@ -1564,7 +1601,7 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
/* Allocate a dentry for the root inode */
sb->s_root = d_alloc_root(inode);
if (!sb->s_root) {
- printk("UDF-fs: Couldn't allocate root dentry\n");
+ printk(KERN_ERR "UDF-fs: Couldn't allocate root dentry\n");
iput(inode);
goto error_out;
}
@@ -1580,9 +1617,9 @@ error_out:
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE)
iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP)
- UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_uspace);
+ UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace);
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP)
- UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_fspace);
+ UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace);
if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) {
for (i = 0; i < 4; i++)
brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
@@ -1614,7 +1651,7 @@ void udf_error(struct super_block *sb, const char *function,
va_start(args, fmt);
vsnprintf(error_buf, sizeof(error_buf), fmt, args);
va_end(args);
- printk (KERN_CRIT "UDF-fs error (device %s): %s: %s\n",
+ printk(KERN_CRIT "UDF-fs error (device %s): %s: %s\n",
sb->s_id, function, error_buf);
}
@@ -1655,9 +1692,9 @@ static void udf_put_super(struct super_block *sb)
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE)
iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP)
- UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_uspace);
+ UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace);
if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP)
- UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_fspace);
+ UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace);
if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) {
for (i = 0; i < 4; i++)
brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
@@ -1786,9 +1823,9 @@ static unsigned int udf_count_free_table(struct super_block *sb, struct inode *t
epos.offset = sizeof(struct unallocSpaceEntry);
epos.bh = NULL;
- while ((etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
+ while ((etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1)
accum += (elen >> table->i_sb->s_blocksize_bits);
- }
+
brelse(epos.bh);
unlock_kernel();
@@ -1811,22 +1848,22 @@ static unsigned int udf_count_free(struct super_block *sb)
if (accum)
return accum;
- if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) {
accum += udf_count_free_bitmap(sb,
UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_bitmap);
}
- if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) {
accum += udf_count_free_bitmap(sb,
UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_bitmap);
}
if (accum)
return accum;
- if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) {
accum += udf_count_free_table(sb,
UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table);
}
- if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) {
accum += udf_count_free_table(sb,
UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 18:51:59 +0000