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authorCyrill Gorcunov <gorcunov@gmail.com>2007-07-21 04:37:18 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-21 17:49:14 -0700
commit28de7948a896763bc97ccd416bba5b9422158350 (patch)
treeabee128b137a6fa9fa4104b7bbc4ee409467c38f /fs/udf/inode.c
parent71133027febfabd501fde7583b30008224f4d799 (diff)
UDF: coding style conversion - lindent fixups
This patch fixes up sources after conversion by Lindent. Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Jan Kara <jack@ucw.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/inode.c')
-rw-r--r--fs/udf/inode.c948
1 files changed, 368 insertions, 580 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index be6326f449a1..0d2c41666cd2 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -97,7 +97,8 @@ void udf_delete_inode(struct inode *inode)
unlock_kernel();
return;
- no_delete:
+
+no_delete:
clear_inode(inode);
}
@@ -144,12 +145,12 @@ static sector_t udf_bmap(struct address_space *mapping, sector_t block)
}
const struct address_space_operations udf_aops = {
- .readpage = udf_readpage,
- .writepage = udf_writepage,
- .sync_page = block_sync_page,
- .prepare_write = udf_prepare_write,
- .commit_write = generic_commit_write,
- .bmap = udf_bmap,
+ .readpage = udf_readpage,
+ .writepage = udf_writepage,
+ .sync_page = block_sync_page,
+ .prepare_write = udf_prepare_write,
+ .commit_write = generic_commit_write,
+ .bmap = udf_bmap,
};
void udf_expand_file_adinicb(struct inode *inode, int newsize, int *err)
@@ -230,12 +231,10 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
*block = udf_new_block(inode->i_sb, inode,
UDF_I_LOCATION(inode).partitionReferenceNum,
UDF_I_LOCATION(inode).logicalBlockNum, err);
-
if (!(*block))
return NULL;
newblock = udf_get_pblock(inode->i_sb, *block,
- UDF_I_LOCATION(inode).partitionReferenceNum,
- 0);
+ UDF_I_LOCATION(inode).partitionReferenceNum, 0);
if (!newblock)
return NULL;
dbh = udf_tgetblk(inode->i_sb, newblock);
@@ -247,16 +246,13 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
unlock_buffer(dbh);
mark_buffer_dirty_inode(dbh, inode);
- sfibh.soffset = sfibh.eoffset =
- (f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
+ sfibh.soffset = sfibh.eoffset = (f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
sfibh.sbh = sfibh.ebh = NULL;
dfibh.soffset = dfibh.eoffset = 0;
dfibh.sbh = dfibh.ebh = dbh;
while ((f_pos < size)) {
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
- sfi =
- udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL,
- NULL, NULL);
+ sfi = udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL, NULL, NULL);
if (!sfi) {
brelse(dbh);
return NULL;
@@ -267,8 +263,7 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
dfibh.eoffset += (sfibh.eoffset - sfibh.soffset);
dfi = (struct fileIdentDesc *)(dbh->b_data + dfibh.soffset);
if (udf_write_fi(inode, sfi, dfi, &dfibh, sfi->impUse,
- sfi->fileIdent +
- le16_to_cpu(sfi->lengthOfImpUse))) {
+ sfi->fileIdent + le16_to_cpu(sfi->lengthOfImpUse))) {
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
brelse(dbh);
return NULL;
@@ -276,12 +271,10 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
}
mark_buffer_dirty_inode(dbh, inode);
- memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0,
- UDF_I_LENALLOC(inode));
+ memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0, UDF_I_LENALLOC(inode));
UDF_I_LENALLOC(inode) = 0;
eloc.logicalBlockNum = *block;
- eloc.partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
+ eloc.partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum;
elen = inode->i_size;
UDF_I_LENEXTENTS(inode) = elen;
epos.bh = NULL;
@@ -334,11 +327,12 @@ static int udf_get_block(struct inode *inode, sector_t block,
if (new)
set_buffer_new(bh_result);
map_bh(bh_result, inode->i_sb, phys);
- abort:
+
+abort:
unlock_kernel();
return err;
- abort_negative:
+abort_negative:
udf_warning(inode->i_sb, "udf_get_block", "block < 0");
goto abort;
}
@@ -346,13 +340,13 @@ static int udf_get_block(struct inode *inode, sector_t block,
static struct buffer_head *udf_getblk(struct inode *inode, long block,
int create, int *err)
{
+ struct buffer_head *bh;
struct buffer_head dummy;
dummy.b_state = 0;
dummy.b_blocknr = -1000;
*err = udf_get_block(inode, block, &dummy, create);
if (!*err && buffer_mapped(&dummy)) {
- struct buffer_head *bh;
bh = sb_getblk(inode->i_sb, dummy.b_blocknr);
if (buffer_new(&dummy)) {
lock_buffer(bh);
@@ -363,6 +357,7 @@ static struct buffer_head *udf_getblk(struct inode *inode, long block,
}
return bh;
}
+
return NULL;
}
@@ -373,42 +368,41 @@ int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
sector_t add;
int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
struct super_block *sb = inode->i_sb;
- kernel_lb_addr prealloc_loc = { 0, 0 };
+ kernel_lb_addr prealloc_loc = {};
int prealloc_len = 0;
/* The previous extent is fake and we should not extend by anything
* - there's nothing to do... */
if (!blocks && fake)
return 0;
+
/* Round the last extent up to a multiple of block size */
if (last_ext->extLength & (sb->s_blocksize - 1)) {
last_ext->extLength =
- (last_ext->extLength & UDF_EXTENT_FLAG_MASK) |
- (((last_ext->extLength & UDF_EXTENT_LENGTH_MASK) +
- sb->s_blocksize - 1) & ~(sb->s_blocksize - 1));
+ (last_ext->extLength & UDF_EXTENT_FLAG_MASK) |
+ (((last_ext->extLength & UDF_EXTENT_LENGTH_MASK) +
+ sb->s_blocksize - 1) & ~(sb->s_blocksize - 1));
UDF_I_LENEXTENTS(inode) =
- (UDF_I_LENEXTENTS(inode) + sb->s_blocksize - 1) &
- ~(sb->s_blocksize - 1);
+ (UDF_I_LENEXTENTS(inode) + sb->s_blocksize - 1) &
+ ~(sb->s_blocksize - 1);
}
+
/* Last extent are just preallocated blocks? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_ALLOCATED) {
+ if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) == EXT_NOT_RECORDED_ALLOCATED) {
/* Save the extent so that we can reattach it to the end */
prealloc_loc = last_ext->extLocation;
prealloc_len = last_ext->extLength;
/* Mark the extent as a hole */
last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
+ (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
+ last_ext->extLocation.partitionReferenceNum = 0;
}
+
/* Can we merge with the previous extent? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_NOT_ALLOCATED) {
- add =
- ((1 << 30) - sb->s_blocksize -
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK)) >> sb->
- s_blocksize_bits;
+ if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) == EXT_NOT_RECORDED_NOT_ALLOCATED) {
+ add = ((1 << 30) - sb->s_blocksize - (last_ext->extLength &
+ UDF_EXTENT_LENGTH_MASK)) >> sb->s_blocksize_bits;
if (add > blocks)
add = blocks;
blocks -= add;
@@ -419,19 +413,20 @@ int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
udf_add_aext(inode, last_pos, last_ext->extLocation,
last_ext->extLength, 1);
count++;
- } else
- udf_write_aext(inode, last_pos, last_ext->extLocation,
- last_ext->extLength, 1);
+ } else {
+ udf_write_aext(inode, last_pos, last_ext->extLocation, last_ext->extLength, 1);
+ }
+
/* Managed to do everything necessary? */
if (!blocks)
goto out;
/* All further extents will be NOT_RECORDED_NOT_ALLOCATED */
last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
- add = (1 << (30 - sb->s_blocksize_bits)) - 1;
- last_ext->extLength =
- EXT_NOT_RECORDED_NOT_ALLOCATED | (add << sb->s_blocksize_bits);
+ last_ext->extLocation.partitionReferenceNum = 0;
+ add = (1 << (30-sb->s_blocksize_bits)) - 1;
+ last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED | (add << sb->s_blocksize_bits);
+
/* Create enough extents to cover the whole hole */
while (blocks > add) {
blocks -= add;
@@ -442,22 +437,23 @@ int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
}
if (blocks) {
last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (blocks << sb->s_blocksize_bits);
+ (blocks << sb->s_blocksize_bits);
if (udf_add_aext(inode, last_pos, last_ext->extLocation,
last_ext->extLength, 1) == -1)
return -1;
count++;
}
- out:
+
+out:
/* Do we have some preallocated blocks saved? */
if (prealloc_len) {
- if (udf_add_aext(inode, last_pos, prealloc_loc, prealloc_len, 1)
- == -1)
+ if (udf_add_aext(inode, last_pos, prealloc_loc, prealloc_len, 1) == -1)
return -1;
last_ext->extLocation = prealloc_loc;
last_ext->extLength = prealloc_len;
count++;
}
+
/* last_pos should point to the last written extent... */
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_SHORT)
last_pos->offset -= sizeof(short_ad);
@@ -465,6 +461,7 @@ int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
last_pos->offset -= sizeof(long_ad);
else
return -1;
+
return count;
}
@@ -490,7 +487,7 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
prev_epos.block = UDF_I_LOCATION(inode);
prev_epos.bh = NULL;
cur_epos = next_epos = prev_epos;
- b_off = (loff_t) block << inode->i_sb->s_blocksize_bits;
+ b_off = (loff_t)block << inode->i_sb->s_blocksize_bits;
/* find the extent which contains the block we are looking for.
alternate between laarr[0] and laarr[1] for locations of the
@@ -515,8 +512,7 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
prev_epos.offset = cur_epos.offset;
cur_epos.offset = next_epos.offset;
- if ((etype =
- udf_next_aext(inode, &next_epos, &eloc, &elen, 1)) == -1)
+ if ((etype = udf_next_aext(inode, &next_epos, &eloc, &elen, 1)) == -1)
break;
c = !c;
@@ -526,8 +522,8 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
if (etype != (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
pgoal = eloc.logicalBlockNum +
- ((elen + inode->i_sb->s_blocksize - 1) >>
- inode->i_sb->s_blocksize_bits);
+ ((elen + inode->i_sb->s_blocksize - 1) >>
+ inode->i_sb->s_blocksize_bits);
count++;
} while (lbcount + elen <= b_off);
@@ -547,8 +543,8 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
if (etype == (EXT_RECORDED_ALLOCATED >> 30)) {
if (elen & (inode->i_sb->s_blocksize - 1)) {
elen = EXT_RECORDED_ALLOCATED |
- ((elen + inode->i_sb->s_blocksize - 1) &
- ~(inode->i_sb->s_blocksize - 1));
+ ((elen + inode->i_sb->s_blocksize - 1) &
+ ~(inode->i_sb->s_blocksize - 1));
etype = udf_write_aext(inode, &cur_epos, eloc, elen, 1);
}
brelse(prev_epos.bh);
@@ -570,8 +566,7 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
startnum = 1;
} else {
/* Create a fake extent when there's not one */
- memset(&laarr[0].extLocation, 0x00,
- sizeof(kernel_lb_addr));
+ memset(&laarr[0].extLocation, 0x00, sizeof(kernel_lb_addr));
laarr[0].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED;
/* Will udf_extend_file() create real extent from a fake one? */
startnum = (offset > 0);
@@ -591,16 +586,14 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
offset = 0;
count += ret;
/* We are not covered by a preallocated extent? */
- if ((laarr[0].extLength & UDF_EXTENT_FLAG_MASK) !=
- EXT_NOT_RECORDED_ALLOCATED) {
+ if ((laarr[0].extLength & UDF_EXTENT_FLAG_MASK) != EXT_NOT_RECORDED_ALLOCATED) {
/* Is there any real extent? - otherwise we overwrite
* the fake one... */
if (count)
c = !c;
laarr[c].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- inode->i_sb->s_blocksize;
- memset(&laarr[c].extLocation, 0x00,
- sizeof(kernel_lb_addr));
+ inode->i_sb->s_blocksize;
+ memset(&laarr[c].extLocation, 0x00, sizeof(kernel_lb_addr));
count++;
endnum++;
}
@@ -618,8 +611,7 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
}
/* if the current block is located in an extent, read the next extent */
- if ((etype =
- udf_next_aext(inode, &next_epos, &eloc, &elen, 0)) != -1) {
+ if ((etype = udf_next_aext(inode, &next_epos, &eloc, &elen, 0)) != -1) {
laarr[c + 1].extLength = (etype << 30) | elen;
laarr[c + 1].extLocation = eloc;
count++;
@@ -631,24 +623,21 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
}
/* if the current extent is not recorded but allocated, get the
- block in the extent corresponding to the requested block */
- if ((laarr[c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30))
+ * block in the extent corresponding to the requested block */
+ if ((laarr[c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
newblocknum = laarr[c].extLocation.logicalBlockNum + offset;
- else { /* otherwise, allocate a new block */
-
+ } else { /* otherwise, allocate a new block */
if (UDF_I_NEXT_ALLOC_BLOCK(inode) == block)
goal = UDF_I_NEXT_ALLOC_GOAL(inode);
if (!goal) {
if (!(goal = pgoal))
- goal =
- UDF_I_LOCATION(inode).logicalBlockNum + 1;
+ goal = UDF_I_LOCATION(inode).logicalBlockNum + 1;
}
if (!(newblocknum = udf_new_block(inode->i_sb, inode,
- UDF_I_LOCATION(inode).
- partitionReferenceNum, goal,
- err))) {
+ UDF_I_LOCATION(inode).partitionReferenceNum,
+ goal, err))) {
brelse(prev_epos.bh);
*err = -ENOSPC;
return NULL;
@@ -657,8 +646,8 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
}
/* if the extent the requsted block is located in contains multiple blocks,
- split the extent into at most three extents. blocks prior to requested
- block, requested block, and blocks after requested block */
+ * split the extent into at most three extents. blocks prior to requested
+ * block, requested block, and blocks after requested block */
udf_split_extents(inode, &c, offset, newblocknum, laarr, &endnum);
#ifdef UDF_PREALLOCATE
@@ -670,15 +659,14 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
udf_merge_extents(inode, laarr, &endnum);
/* write back the new extents, inserting new extents if the new number
- of extents is greater than the old number, and deleting extents if
- the new number of extents is less than the old number */
+ * of extents is greater than the old number, and deleting extents if
+ * the new number of extents is less than the old number */
udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);
brelse(prev_epos.bh);
if (!(newblock = udf_get_pblock(inode->i_sb, newblocknum,
- UDF_I_LOCATION(inode).
- partitionReferenceNum, 0))) {
+ UDF_I_LOCATION(inode).partitionReferenceNum, 0))) {
return NULL;
}
*phys = newblock;
@@ -692,6 +680,7 @@ static struct buffer_head *inode_getblk(struct inode *inode, sector_t block,
udf_sync_inode(inode);
else
mark_inode_dirty(inode);
+
return result;
}
@@ -701,16 +690,15 @@ static void udf_split_extents(struct inode *inode, int *c, int offset,
int *endnum)
{
if ((laarr[*c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30) ||
- (laarr[*c].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
+ (laarr[*c].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
int curr = *c;
int blen = ((laarr[curr].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits;
int8_t etype = (laarr[curr].extLength >> 30);
- if (blen == 1) ;
- else if (!offset || blen == offset + 1) {
+ if (blen == 1) {
+ ;
+ } else if (!offset || blen == offset + 1) {
laarr[curr + 2] = laarr[curr + 1];
laarr[curr + 1] = laarr[curr];
} else {
@@ -720,20 +708,15 @@ static void udf_split_extents(struct inode *inode, int *c, int offset,
if (offset) {
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[curr].extLocation, 0,
- offset);
- laarr[curr].extLength =
- EXT_NOT_RECORDED_NOT_ALLOCATED | (offset <<
- inode->
- i_sb->
- s_blocksize_bits);
+ udf_free_blocks(inode->i_sb, inode, laarr[curr].extLocation, 0, offset);
+ laarr[curr].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
+ (offset << inode->i_sb->s_blocksize_bits);
laarr[curr].extLocation.logicalBlockNum = 0;
- laarr[curr].extLocation.partitionReferenceNum =
- 0;
- } else
+ laarr[curr].extLocation.partitionReferenceNum = 0;
+ } else {
laarr[curr].extLength = (etype << 30) |
- (offset << inode->i_sb->s_blocksize_bits);
+ (offset << inode->i_sb->s_blocksize_bits);
+ }
curr++;
(*c)++;
(*endnum)++;
@@ -742,18 +725,16 @@ static void udf_split_extents(struct inode *inode, int *c, int offset,
laarr[curr].extLocation.logicalBlockNum = newblocknum;
if (etype == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
laarr[curr].extLocation.partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
+ UDF_I_LOCATION(inode).partitionReferenceNum;
laarr[curr].extLength = EXT_RECORDED_ALLOCATED |
- inode->i_sb->s_blocksize;
+ inode->i_sb->s_blocksize;
curr++;
if (blen != offset + 1) {
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30))
- laarr[curr].extLocation.logicalBlockNum +=
- (offset + 1);
- laarr[curr].extLength =
- (etype << 30) | ((blen - (offset + 1)) << inode->
- i_sb->s_blocksize_bits);
+ laarr[curr].extLocation.logicalBlockNum += (offset + 1);
+ laarr[curr].extLength = (etype << 30) |
+ ((blen - (offset + 1)) << inode->i_sb->s_blocksize_bits);
curr++;
(*endnum)++;
}
@@ -772,90 +753,69 @@ static void udf_prealloc_extents(struct inode *inode, int c, int lastblock,
else
start = c;
} else {
- if ((laarr[c + 1].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
+ if ((laarr[c + 1].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
start = c + 1;
- length = currlength =
- (((laarr[c + 1].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
- } else
+ length = currlength = (((laarr[c + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
+ } else {
start = c;
+ }
}
for (i = start + 1; i <= *endnum; i++) {
if (i == *endnum) {
if (lastblock)
length += UDF_DEFAULT_PREALLOC_BLOCKS;
- } else if ((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
- length +=
- (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
- else
+ } else if ((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
+ length += (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
+ } else {
break;
+ }
}
if (length) {
int next = laarr[start].extLocation.logicalBlockNum +
- (((laarr[start].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ (((laarr[start].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
int numalloc = udf_prealloc_blocks(inode->i_sb, inode,
- laarr[start].extLocation.
- partitionReferenceNum,
- next,
- (UDF_DEFAULT_PREALLOC_BLOCKS
- >
- length ? length :
- UDF_DEFAULT_PREALLOC_BLOCKS)
- - currlength);
-
- if (numalloc) {
- if (start == (c + 1))
+ laarr[start].extLocation.partitionReferenceNum,
+ next, (UDF_DEFAULT_PREALLOC_BLOCKS > length ? length :
+ UDF_DEFAULT_PREALLOC_BLOCKS) - currlength);
+ if (numalloc) {
+ if (start == (c + 1)) {
laarr[start].extLength +=
- (numalloc << inode->i_sb->s_blocksize_bits);
- else {
+ (numalloc << inode->i_sb->s_blocksize_bits);
+ } else {
memmove(&laarr[c + 2], &laarr[c + 1],
sizeof(long_ad) * (*endnum - (c + 1)));
(*endnum)++;
laarr[c + 1].extLocation.logicalBlockNum = next;
laarr[c + 1].extLocation.partitionReferenceNum =
- laarr[c].extLocation.partitionReferenceNum;
- laarr[c + 1].extLength =
- EXT_NOT_RECORDED_ALLOCATED | (numalloc <<
- inode->i_sb->
- s_blocksize_bits);
+ laarr[c].extLocation.partitionReferenceNum;
+ laarr[c + 1].extLength = EXT_NOT_RECORDED_ALLOCATED |
+ (numalloc << inode->i_sb->s_blocksize_bits);
start = c + 1;
}
for (i = start + 1; numalloc && i < *endnum; i++) {
- int elen =
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
+ int elen = ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits;
if (elen > numalloc) {
laarr[i].extLength -=
- (numalloc << inode->i_sb->
- s_blocksize_bits);
+ (numalloc << inode->i_sb->s_blocksize_bits);
numalloc = 0;
} else {
numalloc -= elen;
if (*endnum > (i + 1))
- memmove(&laarr[i],
- &laarr[i + 1],
- sizeof(long_ad) *
- (*endnum - (i + 1)));
+ memmove(&laarr[i], &laarr[i + 1],
+ sizeof(long_ad) * (*endnum - (i + 1)));
i--;
(*endnum)--;
}
}
- UDF_I_LENEXTENTS(inode) +=
- numalloc << inode->i_sb->s_blocksize_bits;
+ UDF_I_LENEXTENTS(inode) += numalloc << inode->i_sb->s_blocksize_bits;
}
}
}
@@ -867,119 +827,68 @@ static void udf_merge_extents(struct inode *inode,
int i;
for (i = 0; i < (*endnum - 1); i++) {
- if ((laarr[i].extLength >> 30) ==
- (laarr[i + 1].extLength >> 30)) {
- if (((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
- ||
- ((laarr[i + 1].extLocation.logicalBlockNum -
- laarr[i].extLocation.logicalBlockNum) ==
+ if ((laarr[i].extLength >> 30) == (laarr[i + 1].extLength >> 30)) {
+ if (((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) ||
+ ((laarr[i + 1].extLocation.logicalBlockNum - laarr[i].extLocation.logicalBlockNum) ==
(((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits))) {
- if (((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- (laarr[i + 1].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~UDF_EXTENT_LENGTH_MASK) {
- laarr[i + 1].extLength =
- (laarr[i + 1].extLength -
- (laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) +
- UDF_EXTENT_LENGTH_MASK) & ~(inode->
- i_sb->
- s_blocksize
- - 1);
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_FLAG_MASK) +
- (UDF_EXTENT_LENGTH_MASK + 1) -
- inode->i_sb->s_blocksize;
- laarr[i +
- 1].extLocation.logicalBlockNum =
- laarr[i].extLocation.
- logicalBlockNum +
- ((laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) >> inode->
- i_sb->s_blocksize_bits);
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits))) {
+ if (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ (laarr[i + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~UDF_EXTENT_LENGTH_MASK) {
+ laarr[i + 1].extLength = (laarr[i + 1].extLength -
+ (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->s_blocksize - 1);
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_FLAG_MASK) +
+ (UDF_EXTENT_LENGTH_MASK + 1) - inode->i_sb->s_blocksize;
+ laarr[i + 1].extLocation.logicalBlockNum =
+ laarr[i].extLocation.logicalBlockNum +
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) >>
+ inode->i_sb->s_blocksize_bits);
} else {
- laarr[i].extLength =
- laarr[i + 1].extLength +
- (((laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~(inode->i_sb->s_blocksize -
- 1));
+ laarr[i].extLength = laarr[i + 1].extLength +
+ (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~(inode->i_sb->s_blocksize - 1));
if (*endnum > (i + 2))
- memmove(&laarr[i + 1],
- &laarr[i + 2],
- sizeof(long_ad) *
- (*endnum - (i + 2)));
+ memmove(&laarr[i + 1], &laarr[i + 2],
+ sizeof(long_ad) * (*endnum - (i + 2)));
i--;
(*endnum)--;
}
}
- } else
- if (((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30))
- && ((laarr[i + 1].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[i].extLocation, 0,
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ } else if (((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) &&
+ ((laarr[i + 1].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))) {
+ udf_free_blocks(inode->i_sb, inode, laarr[i].extLocation, 0,
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
laarr[i].extLocation.logicalBlockNum = 0;
laarr[i].extLocation.partitionReferenceNum = 0;
if (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
(laarr[i + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~UDF_EXTENT_LENGTH_MASK) {
- laarr[i + 1].extLength =
- (laarr[i + 1].extLength -
- (laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->
- s_blocksize -
- 1);
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_FLAG_MASK) +
- (UDF_EXTENT_LENGTH_MASK + 1) -
- inode->i_sb->s_blocksize;
+ inode->i_sb->s_blocksize - 1) & ~UDF_EXTENT_LENGTH_MASK) {
+ laarr[i + 1].extLength = (laarr[i + 1].extLength -
+ (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->s_blocksize - 1);
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_FLAG_MASK) +
+ (UDF_EXTENT_LENGTH_MASK + 1) - inode->i_sb->s_blocksize;
} else {
laarr[i].extLength = laarr[i + 1].extLength +
- (((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~(inode->i_sb->s_blocksize - 1));
+ (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~(inode->i_sb->s_blocksize - 1));
if (*endnum > (i + 2))
memmove(&laarr[i + 1], &laarr[i + 2],
- sizeof(long_ad) * (*endnum -
- (i + 2)));
+ sizeof(long_ad) * (*endnum - (i + 2)));
i--;
(*endnum)--;
}
- } else if ((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[i].extLocation, 0,
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ } else if ((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
+ udf_free_blocks(inode->i_sb, inode, laarr[i].extLocation, 0,
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
laarr[i].extLocation.logicalBlockNum = 0;
laarr[i].extLocation.partitionReferenceNum = 0;
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) |
- EXT_NOT_RECORDED_NOT_ALLOCATED;
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) |
+ EXT_NOT_RECORDED_NOT_ALLOCATED;
}
}
}
@@ -1025,10 +934,13 @@ struct buffer_head *udf_bread(struct inode *inode, int block,
if (buffer_uptodate(bh))
return bh;
+
ll_rw_block(READ, 1, &bh);
+
wait_on_buffer(bh);
if (buffer_uptodate(bh))
return bh;
+
brelse(bh);
*err = -EIO;
return NULL;
@@ -1047,26 +959,24 @@ void udf_truncate(struct inode *inode)
lock_kernel();
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
- if (inode->i_sb->s_blocksize <
- (udf_file_entry_alloc_offset(inode) + inode->i_size)) {
+ if (inode->i_sb->s_blocksize < (udf_file_entry_alloc_offset(inode) +
+ inode->i_size)) {
udf_expand_file_adinicb(inode, inode->i_size, &err);
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
inode->i_size = UDF_I_LENALLOC(inode);
unlock_kernel();
return;
- } else
+ } else {
udf_truncate_extents(inode);
+ }
} else {
offset = inode->i_size & (inode->i_sb->s_blocksize - 1);
- memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode) +
- offset, 0x00,
- inode->i_sb->s_blocksize - offset -
- udf_file_entry_alloc_offset(inode));
+ memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode) + offset, 0x00,
+ inode->i_sb->s_blocksize - offset - udf_file_entry_alloc_offset(inode));
UDF_I_LENALLOC(inode) = inode->i_size;
}
} else {
- block_truncate_page(inode->i_mapping, inode->i_size,
- udf_get_block);
+ block_truncate_page(inode->i_mapping, inode->i_size, udf_get_block);
udf_truncate_extents(inode);
}
@@ -1097,7 +1007,6 @@ static void __udf_read_inode(struct inode *inode)
* i_op = NULL;
*/
bh = udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 0, &ident);
-
if (!bh) {
printk(KERN_ERR "udf: udf_read_inode(ino %ld) failed !bh\n",
inode->i_ino);
@@ -1107,8 +1016,7 @@ static void __udf_read_inode(struct inode *inode)
if (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE &&
ident != TAG_IDENT_USE) {
- printk(KERN_ERR
- "udf: udf_read_inode(ino %ld) failed ident=%d\n",
+ printk(KERN_ERR "udf: udf_read_inode(ino %ld) failed ident=%d\n",
inode->i_ino, ident);
brelse(bh);
make_bad_inode(inode);
@@ -1121,9 +1029,7 @@ static void __udf_read_inode(struct inode *inode)
struct buffer_head *ibh = NULL, *nbh = NULL;
struct indirectEntry *ie;
- ibh =
- udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 1,
- &ident);
+ ibh = udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 1, &ident);
if (ident == TAG_IDENT_IE) {
if (ibh) {
kernel_lb_addr loc;
@@ -1132,13 +1038,10 @@ static void __udf_read_inode(struct inode *inode)
loc = lelb_to_cpu(ie->indirectICB.extLocation);
if (ie->indirectICB.extLength &&
- (nbh =
- udf_read_ptagged(inode->i_sb, loc, 0,
- &ident))) {
- if (ident == TAG_IDENT_FE
- || ident == TAG_IDENT_EFE) {
- memcpy(&UDF_I_LOCATION(inode),
- &loc,
+ (nbh = udf_read_ptagged(inode->i_sb, loc, 0, &ident))) {
+ if (ident == TAG_IDENT_FE ||
+ ident == TAG_IDENT_EFE) {
+ memcpy(&UDF_I_LOCATION(inode), &loc,
sizeof(kernel_lb_addr));
brelse(bh);
brelse(ibh);
@@ -1149,11 +1052,13 @@ static void __udf_read_inode(struct inode *inode)
brelse(nbh);
brelse(ibh);
}
- } else
+ } else {
brelse(ibh);
+ }
}
- } else
+ } else {
brelse(ibh);
+ }
} else if (le16_to_cpu(fe->icbTag.strategyType) != 4) {
printk(KERN_ERR "udf: unsupported strategy type: %d\n",
le16_to_cpu(fe->icbTag.strategyType));
@@ -1179,11 +1084,10 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
if (le16_to_cpu(fe->icbTag.strategyType) == 4)
UDF_I_STRAT4096(inode) = 0;
- else /* if (le16_to_cpu(fe->icbTag.strategyType) == 4096) */
+ else /* if (le16_to_cpu(fe->icbTag.strategyType) == 4096) */
UDF_I_STRAT4096(inode) = 1;
- UDF_I_ALLOCTYPE(inode) =
- le16_to_cpu(fe->icbTag.flags) & ICBTAG_FLAG_AD_MASK;
+ UDF_I_ALLOCTYPE(inode) = le16_to_cpu(fe->icbTag.flags) & ICBTAG_FLAG_AD_MASK;
UDF_I_UNIQUE(inode) = 0;
UDF_I_LENEATTR(inode) = 0;
UDF_I_LENEXTENTS(inode) = 0;
@@ -1193,23 +1097,16 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_EFE) {
UDF_I_EFE(inode) = 1;
UDF_I_USE(inode) = 0;
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry))) {
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry))) {
make_bad_inode(inode);
return;
}
- memcpy(UDF_I_DATA(inode),
- bh->b_data + sizeof(struct extendedFileEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry));
+ memcpy(UDF_I_DATA(inode), bh->b_data + sizeof(struct extendedFileEntry),
+ inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry));
} else if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_FE) {
UDF_I_EFE(inode) = 0;
UDF_I_USE(inode) = 0;
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize - sizeof(struct fileEntry))) {
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct fileEntry))) {
make_bad_inode(inode);
return;
}
@@ -1219,19 +1116,13 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
UDF_I_EFE(inode) = 0;
UDF_I_USE(inode) = 1;
UDF_I_LENALLOC(inode) =
- le32_to_cpu(((struct unallocSpaceEntry *)bh->b_data)->
- lengthAllocDescs);
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry))) {
+ le32_to_cpu(((struct unallocSpaceEntry *)bh->b_data)->lengthAllocDescs);
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry))) {
make_bad_inode(inode);
return;
}
- memcpy(UDF_I_DATA(inode),
- bh->b_data + sizeof(struct unallocSpaceEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry));
+ memcpy(UDF_I_DATA(inode), bh->b_data + sizeof(struct unallocSpaceEntry),
+ inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry));
return;
}
@@ -1257,7 +1148,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
if (UDF_I_EFE(inode) == 0) {
inode->i_blocks = le64_to_cpu(fe->logicalBlocksRecorded) <<
- (inode->i_sb->s_blocksize_bits - 9);
+ (inode->i_sb->s_blocksize_bits - 9);
if (udf_stamp_to_time(&convtime, &convtime_usec,
lets_to_cpu(fe->accessTime))) {
@@ -1326,78 +1217,56 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
UDF_I_UNIQUE(inode) = le64_to_cpu(efe->uniqueID);
UDF_I_LENEATTR(inode) = le32_to_cpu(efe->lengthExtendedAttr);
UDF_I_LENALLOC(inode) = le32_to_cpu(efe->lengthAllocDescs);
- offset =
- sizeof(struct extendedFileEntry) + UDF_I_LENEATTR(inode);
+ offset = sizeof(struct extendedFileEntry) + UDF_I_LENEATTR(inode);
}
switch (fe->icbTag.fileType) {
case ICBTAG_FILE_TYPE_DIRECTORY:
- {
- inode->i_op = &udf_dir_i