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Diffstat (limited to 'fs/udf/inode.c')
-rw-r--r--fs/udf/inode.c72
1 files changed, 39 insertions, 33 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 6d24c2c63f93..8a3fbd177cab 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -36,6 +36,7 @@
#include <linux/pagemap.h>
#include <linux/buffer_head.h>
#include <linux/writeback.h>
+#include <linux/quotaops.h>
#include <linux/slab.h>
#include <linux/crc-itu-t.h>
@@ -70,6 +71,9 @@ static int udf_get_block(struct inode *, sector_t, struct buffer_head *, int);
void udf_delete_inode(struct inode *inode)
{
+ if (!is_bad_inode(inode))
+ dquot_initialize(inode);
+
truncate_inode_pages(&inode->i_data, 0);
if (is_bad_inode(inode))
@@ -97,15 +101,19 @@ no_delete:
*/
void udf_clear_inode(struct inode *inode)
{
- struct udf_inode_info *iinfo;
- if (!(inode->i_sb->s_flags & MS_RDONLY)) {
- lock_kernel();
- udf_truncate_tail_extent(inode);
- unlock_kernel();
- write_inode_now(inode, 0);
- invalidate_inode_buffers(inode);
+ struct udf_inode_info *iinfo = UDF_I(inode);
+
+ if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB &&
+ inode->i_size != iinfo->i_lenExtents) {
+ printk(KERN_WARNING "UDF-fs (%s): Inode %lu (mode %o) has "
+ "inode size %llu different from extent length %llu. "
+ "Filesystem need not be standards compliant.\n",
+ inode->i_sb->s_id, inode->i_ino, inode->i_mode,
+ (unsigned long long)inode->i_size,
+ (unsigned long long)iinfo->i_lenExtents);
}
- iinfo = UDF_I(inode);
+
+ dquot_drop(inode);
kfree(iinfo->i_ext.i_data);
iinfo->i_ext.i_data = NULL;
}
@@ -198,7 +206,6 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
int newblock;
struct buffer_head *dbh = NULL;
struct kernel_lb_addr eloc;
- uint32_t elen;
uint8_t alloctype;
struct extent_position epos;
@@ -273,12 +280,11 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
eloc.logicalBlockNum = *block;
eloc.partitionReferenceNum =
iinfo->i_location.partitionReferenceNum;
- elen = inode->i_sb->s_blocksize;
- iinfo->i_lenExtents = elen;
+ iinfo->i_lenExtents = inode->i_size;
epos.bh = NULL;
epos.block = iinfo->i_location;
epos.offset = udf_file_entry_alloc_offset(inode);
- udf_add_aext(inode, &epos, &eloc, elen, 0);
+ udf_add_aext(inode, &epos, &eloc, inode->i_size, 0);
/* UniqueID stuff */
brelse(epos.bh);
@@ -1308,7 +1314,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
break;
case ICBTAG_FILE_TYPE_SYMLINK:
inode->i_data.a_ops = &udf_symlink_aops;
- inode->i_op = &page_symlink_inode_operations;
+ inode->i_op = &udf_symlink_inode_operations;
inode->i_mode = S_IFLNK | S_IRWXUGO;
break;
case ICBTAG_FILE_TYPE_MAIN:
@@ -1373,12 +1379,12 @@ static mode_t udf_convert_permissions(struct fileEntry *fe)
return mode;
}
-int udf_write_inode(struct inode *inode, int sync)
+int udf_write_inode(struct inode *inode, struct writeback_control *wbc)
{
int ret;
lock_kernel();
- ret = udf_update_inode(inode, sync);
+ ret = udf_update_inode(inode, wbc->sync_mode == WB_SYNC_ALL);
unlock_kernel();
return ret;
@@ -1402,20 +1408,19 @@ static int udf_update_inode(struct inode *inode, int do_sync)
unsigned char blocksize_bits = inode->i_sb->s_blocksize_bits;
struct udf_inode_info *iinfo = UDF_I(inode);
- bh = udf_tread(inode->i_sb,
- udf_get_lb_pblock(inode->i_sb,
- &iinfo->i_location, 0));
+ bh = udf_tgetblk(inode->i_sb,
+ udf_get_lb_pblock(inode->i_sb, &iinfo->i_location, 0));
if (!bh) {
- udf_debug("bread failure\n");
- return -EIO;
+ udf_debug("getblk failure\n");
+ return -ENOMEM;
}
- memset(bh->b_data, 0x00, inode->i_sb->s_blocksize);
-
+ lock_buffer(bh);
+ memset(bh->b_data, 0, inode->i_sb->s_blocksize);
fe = (struct fileEntry *)bh->b_data;
efe = (struct extendedFileEntry *)bh->b_data;
- if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_USE)) {
+ if (iinfo->i_use) {
struct unallocSpaceEntry *use =
(struct unallocSpaceEntry *)bh->b_data;
@@ -1423,20 +1428,18 @@ static int udf_update_inode(struct inode *inode, int do_sync)
memcpy(bh->b_data + sizeof(struct unallocSpaceEntry),
iinfo->i_ext.i_data, inode->i_sb->s_blocksize -
sizeof(struct unallocSpaceEntry));
+ use->descTag.tagIdent = cpu_to_le16(TAG_IDENT_USE);
+ use->descTag.tagLocation =
+ cpu_to_le32(iinfo->i_location.logicalBlockNum);
crclen = sizeof(struct unallocSpaceEntry) +
iinfo->i_lenAlloc - sizeof(struct tag);
- use->descTag.tagLocation = cpu_to_le32(
- iinfo->i_location.
- logicalBlockNum);
use->descTag.descCRCLength = cpu_to_le16(crclen);
use->descTag.descCRC = cpu_to_le16(crc_itu_t(0, (char *)use +
sizeof(struct tag),
crclen));
use->descTag.tagChecksum = udf_tag_checksum(&use->descTag);
- mark_buffer_dirty(bh);
- brelse(bh);
- return err;
+ goto out;
}
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_UID_FORGET))
@@ -1591,18 +1594,21 @@ static int udf_update_inode(struct inode *inode, int do_sync)
fe->descTag.tagSerialNum = cpu_to_le16(sbi->s_serial_number);
fe->descTag.tagLocation = cpu_to_le32(
iinfo->i_location.logicalBlockNum);
- crclen += iinfo->i_lenEAttr + iinfo->i_lenAlloc -
- sizeof(struct tag);
+ crclen += iinfo->i_lenEAttr + iinfo->i_lenAlloc - sizeof(struct tag);
fe->descTag.descCRCLength = cpu_to_le16(crclen);
fe->descTag.descCRC = cpu_to_le16(crc_itu_t(0, (char *)fe + sizeof(struct tag),
crclen));
fe->descTag.tagChecksum = udf_tag_checksum(&fe->descTag);
+out:
+ set_buffer_uptodate(bh);
+ unlock_buffer(bh);
+
/* write the data blocks */
mark_buffer_dirty(bh);
if (do_sync) {
sync_dirty_buffer(bh);
- if (buffer_req(bh) && !buffer_uptodate(bh)) {
+ if (buffer_write_io_error(bh)) {
printk(KERN_WARNING "IO error syncing udf inode "
"[%s:%08lx]\n", inode->i_sb->s_id,
inode->i_ino);
@@ -1672,7 +1678,7 @@ int8_t udf_add_aext(struct inode *inode, struct extent_position *epos,
return -1;
if (epos->offset + (2 * adsize) > inode->i_sb->s_blocksize) {
- char *sptr, *dptr;
+ unsigned char *sptr, *dptr;
struct buffer_head *nbh;
int err, loffset;
struct kernel_lb_addr obloc = epos->block;
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-05 14:25:09 +0000