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>
This commit is contained in:
committed by
Linus Torvalds
parent
71133027fe
commit
28de7948a8
420
fs/udf/balloc.c
420
fs/udf/balloc.c
@@ -70,9 +70,9 @@ static inline int find_next_one_bit(void *addr, int size, int offset)
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if (!size)
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return result;
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tmp = leBPL_to_cpup(p);
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found_first:
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found_first:
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tmp &= ~0UL >> (BITS_PER_LONG - size);
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found_middle:
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found_middle:
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return result + ffz(~tmp);
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}
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@@ -110,11 +110,11 @@ static int __load_block_bitmap(struct super_block *sb,
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nr_groups);
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}
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if (bitmap->s_block_bitmap[block_group])
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if (bitmap->s_block_bitmap[block_group]) {
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return block_group;
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else {
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retval =
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read_block_bitmap(sb, bitmap, block_group, block_group);
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} else {
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retval = read_block_bitmap(sb, bitmap, block_group,
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block_group);
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if (retval < 0)
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return retval;
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return block_group;
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@@ -155,22 +155,16 @@ static void udf_bitmap_free_blocks(struct super_block *sb,
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mutex_lock(&sbi->s_alloc_mutex);
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if (bloc.logicalBlockNum < 0 ||
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(bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb,
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bloc.
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partitionReferenceNum))
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{
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udf_debug("%d < %d || %d + %d > %d\n", bloc.logicalBlockNum, 0,
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bloc.logicalBlockNum, count, UDF_SB_PARTLEN(sb,
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bloc.
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partitionReferenceNum));
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(bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum)) {
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udf_debug("%d < %d || %d + %d > %d\n",
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bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
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UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum));
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goto error_return;
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}
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block =
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bloc.logicalBlockNum + offset +
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(sizeof(struct spaceBitmapDesc) << 3);
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block = bloc.logicalBlockNum + offset + (sizeof(struct spaceBitmapDesc) << 3);
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do_more:
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do_more:
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overflow = 0;
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block_group = block >> (sb->s_blocksize_bits + 3);
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bit = block % (sb->s_blocksize << 3);
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@@ -190,18 +184,13 @@ static void udf_bitmap_free_blocks(struct super_block *sb,
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for (i = 0; i < count; i++) {
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if (udf_set_bit(bit + i, bh->b_data)) {
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udf_debug("bit %ld already set\n", bit + i);
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udf_debug("byte=%2x\n",
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((char *)bh->b_data)[(bit + i) >> 3]);
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udf_debug("byte=%2x\n", ((char *)bh->b_data)[(bit + i) >> 3]);
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} else {
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if (inode)
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DQUOT_FREE_BLOCK(inode, 1);
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if (UDF_SB_LVIDBH(sb)) {
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UDF_SB_LVID(sb)->
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freeSpaceTable[UDF_SB_PARTITION(sb)] =
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cpu_to_le32(le32_to_cpu
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(UDF_SB_LVID(sb)->
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freeSpaceTable[UDF_SB_PARTITION
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(sb)]) + 1);
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UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)] =
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cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]) + 1);
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}
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}
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}
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@@ -211,7 +200,7 @@ static void udf_bitmap_free_blocks(struct super_block *sb,
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count = overflow;
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goto do_more;
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}
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error_return:
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error_return:
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sb->s_dirt = 1;
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if (UDF_SB_LVIDBH(sb))
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mark_buffer_dirty(UDF_SB_LVIDBH(sb));
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@@ -238,7 +227,7 @@ static int udf_bitmap_prealloc_blocks(struct super_block *sb,
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if (first_block + block_count > UDF_SB_PARTLEN(sb, partition))
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block_count = UDF_SB_PARTLEN(sb, partition) - first_block;
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repeat:
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repeat:
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nr_groups = (UDF_SB_PARTLEN(sb, partition) +
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(sizeof(struct spaceBitmapDesc) << 3) +
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(sb->s_blocksize * 8) - 1) / (sb->s_blocksize * 8);
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@@ -254,11 +243,11 @@ static int udf_bitmap_prealloc_blocks(struct super_block *sb,
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bit = block % (sb->s_blocksize << 3);
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while (bit < (sb->s_blocksize << 3) && block_count > 0) {
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if (!udf_test_bit(bit, bh->b_data))
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if (!udf_test_bit(bit, bh->b_data)) {
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goto out;
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else if (DQUOT_PREALLOC_BLOCK(inode, 1))
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} else if (DQUOT_PREALLOC_BLOCK(inode, 1)) {
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goto out;
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else if (!udf_clear_bit(bit, bh->b_data)) {
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} else if (!udf_clear_bit(bit, bh->b_data)) {
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udf_debug("bit already cleared for block %d\n", bit);
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DQUOT_FREE_BLOCK(inode, 1);
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goto out;
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@@ -271,12 +260,10 @@ static int udf_bitmap_prealloc_blocks(struct super_block *sb,
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mark_buffer_dirty(bh);
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if (block_count > 0)
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goto repeat;
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out:
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out:
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if (UDF_SB_LVIDBH(sb)) {
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UDF_SB_LVID(sb)->freeSpaceTable[partition] =
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cpu_to_le32(le32_to_cpu
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(UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
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alloc_count);
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cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - alloc_count);
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mark_buffer_dirty(UDF_SB_LVIDBH(sb));
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}
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sb->s_dirt = 1;
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@@ -299,7 +286,7 @@ static int udf_bitmap_new_block(struct super_block *sb,
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*err = -ENOSPC;
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mutex_lock(&sbi->s_alloc_mutex);
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repeat:
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repeat:
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if (goal < 0 || goal >= UDF_SB_PARTLEN(sb, partition))
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goal = 0;
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@@ -312,31 +299,27 @@ static int udf_bitmap_new_block(struct super_block *sb,
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if (bitmap_nr < 0)
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goto error_return;
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bh = bitmap->s_block_bitmap[bitmap_nr];
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ptr =
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memscan((char *)bh->b_data + group_start, 0xFF,
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sb->s_blocksize - group_start);
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ptr = memscan((char *)bh->b_data + group_start, 0xFF,
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sb->s_blocksize - group_start);
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if ((ptr - ((char *)bh->b_data)) < sb->s_blocksize) {
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bit = block % (sb->s_blocksize << 3);
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if (udf_test_bit(bit, bh->b_data)) {
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if (udf_test_bit(bit, bh->b_data))
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goto got_block;
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}
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end_goal = (bit + 63) & ~63;
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bit = udf_find_next_one_bit(bh->b_data, end_goal, bit);
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if (bit < end_goal)
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goto got_block;
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ptr =
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memscan((char *)bh->b_data + (bit >> 3), 0xFF,
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sb->s_blocksize - ((bit + 7) >> 3));
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ptr = memscan((char *)bh->b_data + (bit >> 3), 0xFF, sb->s_blocksize - ((bit + 7) >> 3));
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newbit = (ptr - ((char *)bh->b_data)) << 3;
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if (newbit < sb->s_blocksize << 3) {
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bit = newbit;
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goto search_back;
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}
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newbit =
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udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3,
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bit);
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newbit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, bit);
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if (newbit < sb->s_blocksize << 3) {
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bit = newbit;
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goto got_block;
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@@ -354,18 +337,16 @@ static int udf_bitmap_new_block(struct super_block *sb,
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goto error_return;
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bh = bitmap->s_block_bitmap[bitmap_nr];
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if (i < nr_groups) {
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ptr =
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memscan((char *)bh->b_data + group_start, 0xFF,
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sb->s_blocksize - group_start);
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ptr = memscan((char *)bh->b_data + group_start, 0xFF,
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sb->s_blocksize - group_start);
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if ((ptr - ((char *)bh->b_data)) < sb->s_blocksize) {
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bit = (ptr - ((char *)bh->b_data)) << 3;
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break;
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}
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} else {
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bit =
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udf_find_next_one_bit((char *)bh->b_data,
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sb->s_blocksize << 3,
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group_start << 3);
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bit = udf_find_next_one_bit((char *)bh->b_data,
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sb->s_blocksize << 3,
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group_start << 3);
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if (bit < sb->s_blocksize << 3)
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break;
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}
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@@ -377,20 +358,17 @@ static int udf_bitmap_new_block(struct super_block *sb,
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if (bit < sb->s_blocksize << 3)
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goto search_back;
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else
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bit =
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udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3,
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group_start << 3);
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bit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, group_start << 3);
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if (bit >= sb->s_blocksize << 3) {
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mutex_unlock(&sbi->s_alloc_mutex);
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return 0;
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}
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search_back:
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for (i = 0;
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i < 7 && bit > (group_start << 3)
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&& udf_test_bit(bit - 1, bh->b_data); i++, bit--) ;
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search_back:
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for (i = 0; i < 7 && bit > (group_start << 3) && udf_test_bit(bit - 1, bh->b_data); i++, bit--)
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; /* empty loop */
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got_block:
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got_block:
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/*
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* Check quota for allocation of this block.
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@@ -402,7 +380,7 @@ static int udf_bitmap_new_block(struct super_block *sb,
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}
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newblock = bit + (block_group << (sb->s_blocksize_bits + 3)) -
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(sizeof(struct spaceBitmapDesc) << 3);
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(sizeof(struct spaceBitmapDesc) << 3);
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if (!udf_clear_bit(bit, bh->b_data)) {
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udf_debug("bit already cleared for block %d\n", bit);
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@@ -413,9 +391,7 @@ static int udf_bitmap_new_block(struct super_block *sb,
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if (UDF_SB_LVIDBH(sb)) {
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UDF_SB_LVID(sb)->freeSpaceTable[partition] =
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cpu_to_le32(le32_to_cpu
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(UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
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1);
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cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - 1);
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mark_buffer_dirty(UDF_SB_LVIDBH(sb));
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}
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sb->s_dirt = 1;
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@@ -423,7 +399,7 @@ static int udf_bitmap_new_block(struct super_block *sb,
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*err = 0;
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return newblock;
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error_return:
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error_return:
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*err = -EIO;
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mutex_unlock(&sbi->s_alloc_mutex);
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return 0;
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@@ -445,14 +421,10 @@ static void udf_table_free_blocks(struct super_block *sb,
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mutex_lock(&sbi->s_alloc_mutex);
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if (bloc.logicalBlockNum < 0 ||
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(bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb,
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bloc.
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partitionReferenceNum))
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{
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udf_debug("%d < %d || %d + %d > %d\n", bloc.logicalBlockNum, 0,
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bloc.logicalBlockNum, count, UDF_SB_PARTLEN(sb,
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bloc.
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partitionReferenceNum));
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(bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum)) {
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udf_debug("%d < %d || %d + %d > %d\n",
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bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
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UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum));
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goto error_return;
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}
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@@ -462,9 +434,7 @@ static void udf_table_free_blocks(struct super_block *sb,
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DQUOT_FREE_BLOCK(inode, count);
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if (UDF_SB_LVIDBH(sb)) {
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UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)] =
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cpu_to_le32(le32_to_cpu
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(UDF_SB_LVID(sb)->
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freeSpaceTable[UDF_SB_PARTITION(sb)]) + count);
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cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]) + count);
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mark_buffer_dirty(UDF_SB_LVIDBH(sb));
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}
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@@ -476,47 +446,28 @@ static void udf_table_free_blocks(struct super_block *sb,
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epos.block = oepos.block = UDF_I_LOCATION(table);
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epos.bh = oepos.bh = NULL;
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while (count && (etype =
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udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
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if (((eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits)) ==
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start)) {
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if ((0x3FFFFFFF - elen) <
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(count << sb->s_blocksize_bits)) {
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count -=
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((0x3FFFFFFF -
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elen) >> sb->s_blocksize_bits);
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start +=
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((0x3FFFFFFF -
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elen) >> sb->s_blocksize_bits);
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elen =
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(etype << 30) | (0x40000000 -
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sb->s_blocksize);
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while (count &&
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(etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
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if (((eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits)) == start)) {
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if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
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count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
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start += ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
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elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
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} else {
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elen = (etype << 30) |
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(elen + (count << sb->s_blocksize_bits));
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elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
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start += count;
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count = 0;
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}
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udf_write_aext(table, &oepos, eloc, elen, 1);
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} else if (eloc.logicalBlockNum == (end + 1)) {
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if ((0x3FFFFFFF - elen) <
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(count << sb->s_blocksize_bits)) {
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count -=
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((0x3FFFFFFF -
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elen) >> sb->s_blocksize_bits);
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end -=
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((0x3FFFFFFF -
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elen) >> sb->s_blocksize_bits);
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eloc.logicalBlockNum -=
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((0x3FFFFFFF -
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elen) >> sb->s_blocksize_bits);
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elen =
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(etype << 30) | (0x40000000 -
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sb->s_blocksize);
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if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
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count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
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end -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
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eloc.logicalBlockNum -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
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elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
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} else {
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eloc.logicalBlockNum = start;
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elen = (etype << 30) |
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(elen + (count << sb->s_blocksize_bits));
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elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
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end -= count;
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count = 0;
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}
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@@ -530,21 +481,23 @@ static void udf_table_free_blocks(struct super_block *sb,
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get_bh(epos.bh);
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oepos.bh = epos.bh;
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oepos.offset = 0;
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} else
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} else {
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oepos.offset = epos.offset;
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}
|
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}
|
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|
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if (count) {
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/* NOTE: we CANNOT use udf_add_aext here, as it can try to allocate
|
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a new block, and since we hold the super block lock already
|
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very bad things would happen :)
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|
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We copy the behavior of udf_add_aext, but instead of
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trying to allocate a new block close to the existing one,
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we just steal a block from the extent we are trying to add.
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|
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It would be nice if the blocks were close together, but it
|
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isn't required.
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/*
|
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* NOTE: we CANNOT use udf_add_aext here, as it can try to allocate
|
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* a new block, and since we hold the super block lock already
|
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* very bad things would happen :)
|
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*
|
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* We copy the behavior of udf_add_aext, but instead of
|
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* trying to allocate a new block close to the existing one,
|
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* we just steal a block from the extent we are trying to add.
|
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*
|
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* It would be nice if the blocks were close together, but it
|
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* isn't required.
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*/
|
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|
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int adsize;
|
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@@ -553,13 +506,14 @@ static void udf_table_free_blocks(struct super_block *sb,
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struct allocExtDesc *aed;
|
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eloc.logicalBlockNum = start;
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elen = EXT_RECORDED_ALLOCATED | (count << sb->s_blocksize_bits);
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elen = EXT_RECORDED_ALLOCATED |
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(count << sb->s_blocksize_bits);
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|
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if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_SHORT)
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if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_SHORT) {
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adsize = sizeof(short_ad);
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else if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_LONG)
|
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} else if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_LONG) {
|
||||
adsize = sizeof(long_ad);
|
||||
else {
|
||||
} else {
|
||||
brelse(oepos.bh);
|
||||
brelse(epos.bh);
|
||||
goto error_return;
|
||||
@@ -577,28 +531,21 @@ static void udf_table_free_blocks(struct super_block *sb,
|
||||
eloc.logicalBlockNum++;
|
||||
elen -= sb->s_blocksize;
|
||||
|
||||
if (!(epos.bh = udf_tread(sb,
|
||||
udf_get_lb_pblock(sb,
|
||||
epos.block,
|
||||
0)))) {
|
||||
if (!(epos.bh = udf_tread(sb, udf_get_lb_pblock(sb, epos.block, 0)))) {
|
||||
brelse(oepos.bh);
|
||||
goto error_return;
|
||||
}
|
||||
aed = (struct allocExtDesc *)(epos.bh->b_data);
|
||||
aed->previousAllocExtLocation =
|
||||
cpu_to_le32(oepos.block.logicalBlockNum);
|
||||
aed->previousAllocExtLocation = cpu_to_le32(oepos.block.logicalBlockNum);
|
||||
if (epos.offset + adsize > sb->s_blocksize) {
|
||||
loffset = epos.offset;
|
||||
aed->lengthAllocDescs = cpu_to_le32(adsize);
|
||||
sptr = UDF_I_DATA(inode) + epos.offset -
|
||||
udf_file_entry_alloc_offset(inode) +
|
||||
UDF_I_LENEATTR(inode) - adsize;
|
||||
dptr =
|
||||
epos.bh->b_data +
|
||||
sizeof(struct allocExtDesc);
|
||||
udf_file_entry_alloc_offset(inode) +
|
||||
UDF_I_LENEATTR(inode) - adsize;
|
||||
dptr = epos.bh->b_data + sizeof(struct allocExtDesc);
|
||||
memcpy(dptr, sptr, adsize);
|
||||
epos.offset =
|
||||
sizeof(struct allocExtDesc) + adsize;
|
||||
epos.offset = sizeof(struct allocExtDesc) + adsize;
|
||||
} else {
|
||||
loffset = epos.offset + adsize;
|
||||
aed->lengthAllocDescs = cpu_to_le32(0);
|
||||
@@ -606,60 +553,46 @@ static void udf_table_free_blocks(struct super_block *sb,
|
||||
epos.offset = sizeof(struct allocExtDesc);
|
||||
|
||||
if (oepos.bh) {
|
||||
aed =
|
||||
(struct allocExtDesc *)oepos.bh->
|
||||
b_data;
|
||||
aed = (struct allocExtDesc *)oepos.bh->b_data;
|
||||
aed->lengthAllocDescs =
|
||||
cpu_to_le32(le32_to_cpu
|
||||
(aed->
|
||||
lengthAllocDescs) +
|
||||
adsize);
|
||||
cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
|
||||
} else {
|
||||
UDF_I_LENALLOC(table) += adsize;
|
||||
mark_inode_dirty(table);
|
||||
}
|
||||
}
|
||||
if (UDF_SB_UDFREV(sb) >= 0x0200)
|
||||
udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 3,
|
||||
1, epos.block.logicalBlockNum,
|
||||
sizeof(tag));
|
||||
udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 3, 1,
|
||||
epos.block.logicalBlockNum, sizeof(tag));
|
||||
else
|
||||
udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 2,
|
||||
1, epos.block.logicalBlockNum,
|
||||
sizeof(tag));
|
||||
udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 2, 1,
|
||||
epos.block.logicalBlockNum, sizeof(tag));
|
||||
|
||||
switch (UDF_I_ALLOCTYPE(table)) {
|
||||
case ICBTAG_FLAG_AD_SHORT:
|
||||
{
|
||||
sad = (short_ad *) sptr;
|
||||
sad->extLength =
|
||||
cpu_to_le32
|
||||
(EXT_NEXT_EXTENT_ALLOCDECS | sb->
|
||||
s_blocksize);
|
||||
sad->extPosition =
|
||||
cpu_to_le32(epos.block.
|
||||
logicalBlockNum);
|
||||
case ICBTAG_FLAG_AD_SHORT:
|
||||
sad = (short_ad *)sptr;
|
||||
sad->extLength = cpu_to_le32(
|
||||
EXT_NEXT_EXTENT_ALLOCDECS |
|
||||
sb->s_blocksize);
|
||||
sad->extPosition = cpu_to_le32(epos.block.logicalBlockNum);
|
||||
break;
|
||||
}
|
||||
case ICBTAG_FLAG_AD_LONG:
|
||||
{
|
||||
lad = (long_ad *) sptr;
|
||||
lad->extLength =
|
||||
cpu_to_le32
|
||||
(EXT_NEXT_EXTENT_ALLOCDECS | sb->
|
||||
s_blocksize);
|
||||
lad->extLocation =
|
||||
cpu_to_lelb(epos.block);
|
||||
case ICBTAG_FLAG_AD_LONG:
|
||||
lad = (long_ad *)sptr;
|
||||
lad->extLength = cpu_to_le32(
|
||||
EXT_NEXT_EXTENT_ALLOCDECS |
|
||||
sb->s_blocksize);
|
||||
lad->extLocation = cpu_to_lelb(epos.block);
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (oepos.bh) {
|
||||
udf_update_tag(oepos.bh->b_data, loffset);
|
||||
mark_buffer_dirty(oepos.bh);
|
||||
} else
|
||||
} else {
|
||||
mark_inode_dirty(table);
|
||||
}
|
||||
}
|
||||
|
||||
if (elen) { /* It's possible that stealing the block emptied the extent */
|
||||
if (elen) { /* It's possible that stealing the block emptied the extent */
|
||||
udf_write_aext(table, &epos, eloc, elen, 1);
|
||||
|
||||
if (!epos.bh) {
|
||||
@@ -668,9 +601,7 @@ static void udf_table_free_blocks(struct super_block *sb,
|
||||
} else {
|
||||
aed = (struct allocExtDesc *)epos.bh->b_data;
|
||||
aed->lengthAllocDescs =
|
||||
cpu_to_le32(le32_to_cpu
|
||||
(aed->lengthAllocDescs) +
|
||||
adsize);
|
||||
cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
|
||||
udf_update_tag(epos.bh->b_data, epos.offset);
|
||||
mark_buffer_dirty(epos.bh);
|
||||
}
|
||||
@@ -680,7 +611,7 @@ static void udf_table_free_blocks(struct super_block *sb,
|
||||
brelse(epos.bh);
|
||||
brelse(oepos.bh);
|
||||
|
||||
error_return:
|
||||
error_return:
|
||||
sb->s_dirt = 1;
|
||||
mutex_unlock(&sbi->s_alloc_mutex);
|
||||
return;
|
||||
@@ -714,47 +645,36 @@ static int udf_table_prealloc_blocks(struct super_block *sb,
|
||||
epos.bh = NULL;
|
||||
eloc.logicalBlockNum = 0xFFFFFFFF;
|
||||
|
||||
while (first_block != eloc.logicalBlockNum && (etype =
|
||||
udf_next_aext(table,
|
||||
&epos,
|
||||
&eloc,
|
||||
&elen,
|
||||
1)) !=
|
||||
-1) {
|
||||
while (first_block != eloc.logicalBlockNum &&
|
||||
(etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
|
||||
udf_debug("eloc=%d, elen=%d, first_block=%d\n",
|
||||
eloc.logicalBlockNum, elen, first_block);
|
||||
; /* empty loop body */
|
||||
; /* empty loop body */
|
||||
}
|
||||
|
||||
if (first_block == eloc.logicalBlockNum) {
|
||||
epos.offset -= adsize;
|
||||
|
||||
alloc_count = (elen >> sb->s_blocksize_bits);
|
||||
if (inode
|
||||
&& DQUOT_PREALLOC_BLOCK(inode,
|
||||
alloc_count >
|
||||
block_count ? block_count :
|
||||
alloc_count))
|
||||
if (inode && DQUOT_PREALLOC_BLOCK(inode, alloc_count > block_count ? block_count : alloc_count)) {
|
||||
alloc_count = 0;
|
||||
else if (alloc_count > block_count) {
|
||||
} else if (alloc_count > block_count) {
|
||||
alloc_count = block_count;
|
||||
eloc.logicalBlockNum += alloc_count;
|
||||
elen -= (alloc_count << sb->s_blocksize_bits);
|
||||
udf_write_aext(table, &epos, eloc, (etype << 30) | elen,
|
||||
1);
|
||||
} else
|
||||
udf_delete_aext(table, epos, eloc,
|
||||
(etype << 30) | elen);
|
||||
} else
|
||||
udf_write_aext(table, &epos, eloc, (etype << 30) | elen, 1);
|
||||
} else {
|
||||
udf_delete_aext(table, epos, eloc, (etype << 30) | elen);
|
||||
}
|
||||
} else {
|
||||
alloc_count = 0;
|
||||
}
|
||||
|
||||
brelse(epos.bh);
|
||||
|
||||
if (alloc_count && UDF_SB_LVIDBH(sb)) {
|
||||
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
|
||||
cpu_to_le32(le32_to_cpu
|
||||
(UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
|
||||
alloc_count);
|
||||
cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - alloc_count);
|
||||
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
|
||||
sb->s_dirt = 1;
|
||||
}
|
||||
@@ -797,18 +717,17 @@ static int udf_table_new_block(struct super_block *sb,
|
||||
epos.block = UDF_I_LOCATION(table);
|
||||
epos.bh = goal_epos.bh = NULL;
|
||||
|
||||
while (spread && (etype =
|
||||
udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
|
||||
while (spread &&
|
||||
(etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
|
||||
if (goal >= eloc.logicalBlockNum) {
|
||||
if (goal <
|
||||
eloc.logicalBlockNum +
|
||||
(elen >> sb->s_blocksize_bits))
|
||||
if (goal < eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits))
|
||||
nspread = 0;
|
||||
else
|
||||
nspread = goal - eloc.logicalBlockNum -
|
||||
(elen >> sb->s_blocksize_bits);
|
||||
} else
|
||||
(elen >> sb->s_blocksize_bits);
|
||||
} else {
|
||||
nspread = eloc.logicalBlockNum - goal;
|
||||
}
|
||||
|
||||
if (nspread < spread) {
|
||||
spread = nspread;
|
||||
@@ -856,9 +775,7 @@ static int udf_table_new_block(struct super_block *sb,
|
||||
|
||||
if (UDF_SB_LVIDBH(sb)) {
|
||||
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
|
||||
cpu_to_le32(le32_to_cpu
|
||||
(UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
|
||||
1);
|
||||
cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - 1);
|
||||
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
|
||||
}
|
||||
|
||||
@@ -877,27 +794,23 @@ inline void udf_free_blocks(struct super_block *sb,
|
||||
|
||||
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
|
||||
return udf_bitmap_free_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_uspace.s_bitmap, bloc, offset,
|
||||
count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) &
|
||||
UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
|
||||
bloc, offset, count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
return udf_table_free_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_uspace.s_table, bloc, offset,
|
||||
count);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
|
||||
bloc, offset, count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
|
||||
return udf_bitmap_free_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_fspace.s_bitmap, bloc, offset,
|
||||
count);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
|
||||
bloc, offset, count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
|
||||
return udf_table_free_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_fspace.s_table, bloc, offset,
|
||||
count);
|
||||
} else
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
|
||||
bloc, offset, count);
|
||||
} else {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
inline int udf_prealloc_blocks(struct super_block *sb,
|
||||
@@ -907,29 +820,23 @@ inline int udf_prealloc_blocks(struct super_block *sb,
|
||||
{
|
||||
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
|
||||
return udf_bitmap_prealloc_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)
|
||||
[partition].s_uspace.s_bitmap,
|
||||
partition, first_block,
|
||||
block_count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) &
|
||||
UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
|
||||
partition, first_block, block_count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
return udf_table_prealloc_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_uspace.s_table, partition,
|
||||
first_block, block_count);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
|
||||
partition, first_block, block_count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
|
||||
return udf_bitmap_prealloc_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)
|
||||
[partition].s_fspace.s_bitmap,
|
||||
partition, first_block,
|
||||
block_count);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
|
||||
partition, first_block, block_count);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
|
||||
return udf_table_prealloc_blocks(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_fspace.s_table, partition,
|
||||
first_block, block_count);
|
||||
} else
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
|
||||
partition, first_block, block_count);
|
||||
} else {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
inline int udf_new_block(struct super_block *sb,
|
||||
@@ -940,26 +847,21 @@ inline int udf_new_block(struct super_block *sb,
|
||||
|
||||
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
|
||||
ret = udf_bitmap_new_block(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_uspace.s_bitmap, partition, goal,
|
||||
err);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
|
||||
partition, goal, err);
|
||||
return ret;
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) &
|
||||
UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
|
||||
return udf_table_new_block(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_uspace.s_table, partition, goal,
|
||||
err);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
|
||||
partition, goal, err);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
|
||||
return udf_bitmap_new_block(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_fspace.s_bitmap, partition, goal,
|
||||
err);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
|
||||
partition, goal, err);
|
||||
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
|
||||
return udf_table_new_block(sb, inode,
|
||||
UDF_SB_PARTMAPS(sb)[partition].
|
||||
s_fspace.s_table, partition, goal,
|
||||
err);
|
||||
UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
|
||||
partition, goal, err);
|
||||
} else {
|
||||
*err = -EIO;
|
||||
return 0;
|
||||
|
Reference in New Issue
Block a user