diff options
author | Cyrill Gorcunov <gorcunov@gmail.com> | 2007-07-21 04:37:18 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-21 17:49:14 -0700 |
commit | 28de7948a896763bc97ccd416bba5b9422158350 (patch) | |
tree | abee128b137a6fa9fa4104b7bbc4ee409467c38f /fs/udf/inode.c | |
parent | 71133027febfabd501fde7583b30008224f4d799 (diff) | |
download | kernel_samsung_espresso10-28de7948a896763bc97ccd416bba5b9422158350.zip kernel_samsung_espresso10-28de7948a896763bc97ccd416bba5b9422158350.tar.gz kernel_samsung_espresso10-28de7948a896763bc97ccd416bba5b9422158350.tar.bz2 |
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.c | 948 |
1 files changed, 368 insertions, 580 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c index be6326f..0d2c416 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_inode_operations; - inode->i_fop = &udf_dir_operations; - inode->i_mode |= S_IFDIR; - inc_nlink(inode); - break; - } + inode->i_op = &udf_dir_inode_operations; + inode->i_fop = &udf_dir_operations; + inode->i_mode |= S_IFDIR; + inc_nlink(inode); + break; case ICBTAG_FILE_TYPE_REALTIME: case ICBTAG_FILE_TYPE_REGULAR: case ICBTAG_FILE_TYPE_UNDEF: - { - if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) - inode->i_data.a_ops = &udf_adinicb_aops; - else - inode->i_data.a_ops = &udf_aops; - inode->i_op = &udf_file_inode_operations; - inode->i_fop = &udf_file_operations; - inode->i_mode |= S_IFREG; - break; - } + if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) + inode->i_data.a_ops = &udf_adinicb_aops; + else + inode->i_data.a_ops = &udf_aops; + inode->i_op = &udf_file_inode_operations; + inode->i_fop = &udf_file_operations; + inode->i_mode |= S_IFREG; + break; case ICBTAG_FILE_TYPE_BLOCK: - { - inode->i_mode |= S_IFBLK; - break; - } + inode->i_mode |= S_IFBLK; + break; case ICBTAG_FILE_TYPE_CHAR: - { - inode->i_mode |= S_IFCHR; - break; - } + inode->i_mode |= S_IFCHR; + break; case ICBTAG_FILE_TYPE_FIFO: - { - init_special_inode(inode, inode->i_mode | S_IFIFO, 0); - break; - } + init_special_inode(inode, inode->i_mode | S_IFIFO, 0); + break; case ICBTAG_FILE_TYPE_SOCKET: - { - init_special_inode(inode, inode->i_mode | S_IFSOCK, 0); - break; - } + init_special_inode(inode, inode->i_mode | S_IFSOCK, 0); + break; case ICBTAG_FILE_TYPE_SYMLINK: - { - inode->i_data.a_ops = &udf_symlink_aops; - inode->i_op = &page_symlink_inode_operations; - inode->i_mode = S_IFLNK | S_IRWXUGO; - break; - } + inode->i_data.a_ops = &udf_symlink_aops; + inode->i_op = &page_symlink_inode_operations; + inode->i_mode = S_IFLNK | S_IRWXUGO; + break; default: - { - printk(KERN_ERR - "udf: udf_fill_inode(ino %ld) failed unknown file type=%d\n", - inode->i_ino, fe->icbTag.fileType); - make_bad_inode(inode); - return; - } + printk(KERN_ERR "udf: udf_fill_inode(ino %ld) failed unknown file type=%d\n", + inode->i_ino, fe->icbTag.fileType); + make_bad_inode(inode); + return; } if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) { - struct deviceSpec *dsea = (struct deviceSpec *) - udf_get_extendedattr(inode, 12, 1); - + struct deviceSpec *dsea = (struct deviceSpec *)udf_get_extendedattr(inode, 12, 1); if (dsea) { init_special_inode(inode, inode->i_mode, - MKDEV(le32_to_cpu - (dsea->majorDeviceIdent), - le32_to_cpu(dsea-> - minorDeviceIdent))); + MKDEV(le32_to_cpu(dsea->majorDeviceIdent), + le32_to_cpu(dsea->minorDeviceIdent))); /* Developer ID ??? */ } else { make_bad_inode(inode); @@ -1410,8 +1279,7 @@ static int udf_alloc_i_data(struct inode *inode, size_t size) UDF_I_DATA(inode) = kmalloc(size, GFP_KERNEL); if (!UDF_I_DATA(inode)) { - printk(KERN_ERR - "udf:udf_alloc_i_data (ino %ld) no free memory\n", + printk(KERN_ERR "udf:udf_alloc_i_data (ino %ld) no free memory\n", inode->i_ino); return -ENOMEM; } @@ -1428,12 +1296,12 @@ static mode_t udf_convert_permissions(struct fileEntry *fe) permissions = le32_to_cpu(fe->permissions); flags = le16_to_cpu(fe->icbTag.flags); - mode = ((permissions) & S_IRWXO) | - ((permissions >> 2) & S_IRWXG) | - ((permissions >> 4) & S_IRWXU) | - ((flags & ICBTAG_FLAG_SETUID) ? S_ISUID : 0) | - ((flags & ICBTAG_FLAG_SETGID) ? S_ISGID : 0) | - ((flags & ICBTAG_FLAG_STICKY) ? S_ISVTX : 0); + mode = (( permissions ) & S_IRWXO) | + (( permissions >> 2 ) & S_IRWXG) | + (( permissions >> 4 ) & S_IRWXU) | + (( flags & ICBTAG_FLAG_SETUID) ? S_ISUID : 0) | + (( flags & ICBTAG_FLAG_SETGID) ? S_ISGID : 0) | + (( flags & ICBTAG_FLAG_STICKY) ? S_ISVTX : 0); return mode; } @@ -1456,9 +1324,11 @@ static mode_t udf_convert_permissions(struct fileEntry *fe) int udf_write_inode(struct inode *inode, int sync) { int ret; + lock_kernel(); ret = udf_update_inode(inode, sync); unlock_kernel(); + return ret; } @@ -1479,10 +1349,7 @@ static int udf_update_inode(struct inode *inode, int do_sync) kernel_timestamp cpu_time; int err = 0; - bh = udf_tread(inode->i_sb, - udf_get_lb_pblock(inode->i_sb, UDF_I_LOCATION(inode), - 0)); - + bh = udf_tread(inode->i_sb, udf_get_lb_pblock(inode->i_sb, UDF_I_LOCATION(inode), 0)); if (!bh) { udf_debug("bread failure\n"); return -EIO; @@ -1495,27 +1362,21 @@ static int udf_update_inode(struct inode *inode, int do_sync) if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_USE) { struct unallocSpaceEntry *use = - (struct unallocSpaceEntry *)bh->b_data; + (struct unallocSpaceEntry *)bh->b_data; use->lengthAllocDescs = cpu_to_le32(UDF_I_LENALLOC(inode)); - memcpy(bh->b_data + sizeof(struct unallocSpaceEntry), - UDF_I_DATA(inode), - inode->i_sb->s_blocksize - - sizeof(struct unallocSpaceEntry)); - crclen = - sizeof(struct unallocSpaceEntry) + UDF_I_LENALLOC(inode) - - sizeof(tag); - use->descTag.tagLocation = - cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum); + memcpy(bh->b_data + sizeof(struct unallocSpaceEntry), UDF_I_DATA(inode), + inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry)); + crclen = sizeof(struct unallocSpaceEntry) + UDF_I_LENALLOC(inode) - sizeof(tag); + use->descTag.tagLocation = cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum); use->descTag.descCRCLength = cpu_to_le16(crclen); - use->descTag.descCRC = - cpu_to_le16(udf_crc((char *)use + sizeof(tag), crclen, 0)); + use->descTag.descCRC = cpu_to_le16(udf_crc((char *)use + sizeof(tag), crclen, 0)); use->descTag.tagChecksum = 0; - for (i = 0; i < 16; i++) + for (i = 0; i < 16; i++) { if (i != 4) - use->descTag.tagChecksum += - ((uint8_t *) & (use->descTag))[i]; + use->descTag.tagChecksum += ((uint8_t *)&(use->descTag))[i]; + } mark_buffer_dirty(bh); brelse(bh); @@ -1532,13 +1393,14 @@ static int udf_update_inode(struct inode *inode, int do_sync) else fe->gid = cpu_to_le32(inode->i_gid); - udfperms = ((inode->i_mode & S_IRWXO)) | - ((inode->i_mode & S_IRWXG) << 2) | ((inode->i_mode & S_IRWXU) << 4); + udfperms = ((inode->i_mode & S_IRWXO) ) | + ((inode->i_mode & S_IRWXG) << 2) | + ((inode->i_mode & S_IRWXU) << 4); - udfperms |= (le32_to_cpu(fe->permissions) & - (FE_PERM_O_DELETE | FE_PERM_O_CHATTR | - FE_PERM_G_DELETE | FE_PERM_G_CHATTR | - FE_PERM_U_DELETE | FE_PERM_U_CHATTR)); + udfperms |= (le32_to_cpu(fe->permissions) & + (FE_PERM_O_DELETE | FE_PERM_O_CHATTR | + FE_PERM_G_DELETE | FE_PERM_G_CHATTR | + FE_PERM_U_DELETE | FE_PERM_U_CHATTR)); fe->permissions = cpu_to_le32(udfperms); if (S_ISDIR(inode->i_mode)) @@ -1550,22 +1412,20 @@ static int udf_update_inode(struct inode *inode, int do_sync) if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) { regid *eid; - struct deviceSpec *dsea = (struct deviceSpec *) - udf_get_extendedattr(inode, 12, 1); - + struct deviceSpec *dsea = + (struct deviceSpec *)udf_get_extendedattr(inode, 12, 1); if (!dsea) { dsea = (struct deviceSpec *) - udf_add_extendedattr(inode, - sizeof(struct deviceSpec) + - sizeof(regid), 12, 0x3); + udf_add_extendedattr(inode, + sizeof(struct deviceSpec) + + sizeof(regid), 12, 0x3); dsea->attrType = cpu_to_le32(12); dsea->attrSubtype = 1; - dsea->attrLength = - cpu_to_le32(sizeof(struct deviceSpec) + - sizeof(regid)); + dsea->attrLength = cpu_to_le32(sizeof(struct deviceSpec) + + sizeof(regid)); dsea->impUseLength = cpu_to_le32(sizeof(regid)); } - eid = (regid *) dsea->impUse; + eid = (regid *)dsea->impUse; memset(eid, 0, sizeof(regid)); strcpy(eid->ident, UDF_ID_DEVELOPER); eid->identSuffix[0] = UDF_OS_CLASS_UNIX; @@ -1577,10 +1437,9 @@ static int udf_update_inode(struct inode *inode, int do_sync) if (UDF_I_EFE(inode) == 0) { memcpy(bh->b_data + sizeof(struct fileEntry), UDF_I_DATA(inode), inode->i_sb->s_blocksize - sizeof(struct fileEntry)); - fe->logicalBlocksRecorded = - cpu_to_le64((inode->i_blocks + - (1 << (inode->i_sb->s_blocksize_bits - 9)) - - 1) >> (inode->i_sb->s_blocksize_bits - 9)); + fe->logicalBlocksRecorded = cpu_to_le64( + (inode->i_blocks + (1 << (inode->i_sb->s_blocksize_bits - 9)) - 1) >> + (inode->i_sb->s_blocksize_bits - 9)); if (udf_time_to_stamp(&cpu_time, inode->i_atime)) fe->accessTime = cpu_to_lets(cpu_time); @@ -1598,19 +1457,12 @@ static int udf_update_inode(struct inode *inode, int do_sync) fe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_FE); crclen = sizeof(struct fileEntry); } else { - memcpy(bh->b_data + sizeof(struct extendedFileEntry), - UDF_I_DATA(inode), - inode->i_sb->s_blocksize - - sizeof(struct extendedFileEntry)); + memcpy(bh->b_data + sizeof(struct extendedFileEntry), UDF_I_DATA(inode), + inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry)); efe->objectSize = cpu_to_le64(inode->i_size); - efe->logicalBlocksRecorded = cpu_to_le64((inode->i_blocks + - (1 << - (inode->i_sb-> - s_blocksize_bits - - 9)) - - 1) >> (inode->i_sb-> - s_blocksize_bits - - 9)); + efe->logicalBlocksRecorded = cpu_to_le64( + (inode->i_blocks + (1 << (inode->i_sb->s_blocksize_bits - 9)) - 1) >> + (inode->i_sb->s_blocksize_bits - 9)); if (UDF_I_CRTIME(inode).tv_sec > inode->i_atime.tv_sec || (UDF_I_CRTIME(inode).tv_sec == inode->i_atime.tv_sec && @@ -1671,13 +1523,13 @@ static int udf_update_inode(struct inode *inode, int do_sync) else if (S_ISSOCK(inode->i_mode)) fe->icbTag.fileType = ICBTAG_FILE_TYPE_SOCKET; - icbflags = UDF_I_ALLOCTYPE(inode) | - ((inode->i_mode & S_ISUID) ? ICBTAG_FLAG_SETUID : 0) | - ((inode->i_mode & S_ISGID) ? ICBTAG_FLAG_SETGID : 0) | - ((inode->i_mode & S_ISVTX) ? ICBTAG_FLAG_STICKY : 0) | - (le16_to_cpu(fe->icbTag.flags) & - ~(ICBTAG_FLAG_AD_MASK | ICBTAG_FLAG_SETUID | - ICBTAG_FLAG_SETGID | ICBTAG_FLAG_STICKY)); + icbflags = UDF_I_ALLOCTYPE(inode) | + ((inode->i_mode & S_ISUID) ? ICBTAG_FLAG_SETUID : 0) | + ((inode->i_mode & S_ISGID) ? ICBTAG_FLAG_SETGID : 0) | + ((inode->i_mode & S_ISVTX) ? ICBTAG_FLAG_STICKY : 0) | + (le16_to_cpu(fe->icbTag.flags) & + ~(ICBTAG_FLAG_AD_MASK | ICBTAG_FLAG_SETUID | + ICBTAG_FLAG_SETGID | ICBTAG_FLAG_STICKY)); fe->icbTag.flags = cpu_to_le16(icbflags); if (UDF_SB_UDFREV(inode->i_sb) >= 0x0200) @@ -1685,18 +1537,16 @@ static int udf_update_inode(struct inode *inode, int do_sync) else fe->descTag.descVersion = cpu_to_le16(2); fe->descTag.tagSerialNum = cpu_to_le16(UDF_SB_SERIALNUM(inode->i_sb)); - fe->descTag.tagLocation = - cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum); + fe->descTag.tagLocation = cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum); crclen += UDF_I_LENEATTR(inode) + UDF_I_LENALLOC(inode) - sizeof(tag); fe->descTag.descCRCLength = cpu_to_le16(crclen); - fe->descTag.descCRC = - cpu_to_le16(udf_crc((char *)fe + sizeof(tag), crclen, 0)); + fe->descTag.descCRC = cpu_to_le16(udf_crc((char *)fe + sizeof(tag), crclen, 0)); fe->descTag.tagChecksum = 0; - for (i = 0; i < 16; i++) + for (i = 0; i < 16; i++) { if (i != 4) - fe->descTag.tagChecksum += - ((uint8_t *) & (fe->descTag))[i]; + fe->descTag.tagChecksum += ((uint8_t *)&(fe->descTag))[i]; + } /* write the data blocks */ mark_buffer_dirty(bh); @@ -1709,6 +1559,7 @@ static int udf_update_inode(struct inode *inode, int do_sync) } } brelse(bh); + return err; } @@ -1729,8 +1580,7 @@ struct inode *udf_iget(struct super_block *sb, kernel_lb_addr ino) if (is_bad_inode(inode)) goto out_iput; - if (ino.logicalBlockNum >= - UDF_SB_PARTLEN(sb, ino.partitionReferenceNum)) { + if (ino.logicalBlockNum >= UDF_SB_PARTLEN(sb, ino.partitionReferenceNum)) { udf_debug("block=%d, partition=%d out of range\n", ino.logicalBlockNum, ino.partitionReferenceNum); make_bad_inode(inode); @@ -1739,7 +1589,7 @@ struct inode *udf_iget(struct super_block *sb, kernel_lb_addr ino) return inode; - out_iput: + out_iput: iput(inode); return NULL; } @@ -1755,9 +1605,7 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, uint8_t *ptr; if (!epos->bh) - ptr = - UDF_I_DATA(inode) + epos->offset - - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); + ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); else ptr = epos->bh->b_data + epos->offset; @@ -1774,18 +1622,13 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, int err, loffset; kernel_lb_addr obloc = epos->block; - if (! - (epos->block.logicalBlockNum = - udf_new_block(inode->i_sb, NULL, - obloc.partitionReferenceNum, - obloc.logicalBlockNum, &err))) { + if (!(epos->block.logicalBlockNum = udf_new_block(inode->i_sb, NULL, + obloc.partitionReferenceNum, + obloc.logicalBlockNum, &err))) { return -1; } - if (! - (nbh = - udf_tgetblk(inode->i_sb, - udf_get_lb_pblock(inode->i_sb, epos->block, - 0)))) { + if (!(nbh = udf_tgetblk(inode->i_sb, udf_get_lb_pblock(inode->i_sb, + epos->block, 0)))) { return -1; } lock_buffer(nbh); @@ -1796,8 +1639,7 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, aed = (struct allocExtDesc *)(nbh->b_data); if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)) - aed->previousAllocExtLocation = - cpu_to_le32(obloc.logicalBlockNum); + aed->previousAllocExtLocation = cpu_to_le32(obloc.logicalBlockNum); if (epos->offset + adsize > inode->i_sb->s_blocksize) { loffset = epos->offset; aed->lengthAllocDescs = cpu_to_le32(adsize); @@ -1814,9 +1656,7 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, if (epos->bh) { 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); } else { UDF_I_LENALLOC(inode) += adsize; mark_inode_dirty(inode); @@ -1830,37 +1670,30 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, epos->block.logicalBlockNum, sizeof(tag)); switch (UDF_I_ALLOCTYPE(inode)) { case ICBTAG_FLAG_AD_SHORT: - { - sad = (short_ad *) sptr; - sad->extLength = - cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS | - inode->i_sb->s_blocksize); - sad->extPosition = - cpu_to_le32(epos->block.logicalBlockNum); - break; - } + sad = (short_ad *)sptr; + sad->extLength = cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS | + inode->i_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 | - inode->i_sb->s_blocksize); - lad->extLocation = cpu_to_lelb(epos->block); - memset(lad->impUse, 0x00, sizeof(lad->impUse)); - break; - } + lad = (long_ad *)sptr; + lad->extLength = cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS | + inode->i_sb->s_blocksize); + lad->extLocation = cpu_to_lelb(epos->block); + memset(lad->impUse, 0x00, sizeof(lad->impUse)); + break; } if (epos->bh) { - if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) - || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) + if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || + UDF_SB_UDFREV(inode->i_sb) >= 0x0201) udf_update_tag(epos->bh->b_data, loffset); else - udf_update_tag(epos->bh->b_data, - sizeof(struct allocExtDesc)); + udf_update_tag(epos->bh->b_data, sizeof(struct allocExtDesc)); mark_buffer_dirty_inode(epos->bh, inode); brelse(epos->bh); - } else + } else { mark_inode_dirty(inode); + } epos->bh = nbh; } @@ -1872,14 +1705,11 @@ int8_t udf_add_aext(struct inode * inode, struct extent_position * epos, } else { aed = (struct allocExtDesc *)epos->bh->b_data; aed->lengthAllocDescs = - cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize); - if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) - || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) - udf_update_tag(epos->bh->b_data, - epos->offset + (inc ? 0 : adsize)); + cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize); + if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) + udf_update_tag(epos->bh->b_data, epos->offset + (inc ? 0 : adsize)); else - udf_update_tag(epos->bh->b_data, - sizeof(struct allocExtDesc)); + udf_update_tag(epos->bh->b_data, sizeof(struct allocExtDesc)); mark_buffer_dirty_inode(epos->bh, inode); } @@ -1891,51 +1721,47 @@ int8_t udf_write_aext(struct inode * inode, struct extent_position * epos, { int adsize; uint8_t *ptr; + short_ad *sad; + long_ad *lad; if (!epos->bh) - ptr = - UDF_I_DATA(inode) + epos->offset - - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); + ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); else ptr = epos->bh->b_data + epos->offset; switch (UDF_I_ALLOCTYPE(inode)) { case ICBTAG_FLAG_AD_SHORT: - { - short_ad *sad = (short_ad *) ptr; - sad->extLength = cpu_to_le32(elen); - sad->extPosition = cpu_to_le32(eloc.logicalBlockNum); - adsize = sizeof(short_ad); - break; - } + sad = (short_ad *)ptr; + sad->extLength = cpu_to_le32(elen); + sad->extPosition = cpu_to_le32(eloc.logicalBlockNum); + adsize = sizeof(short_ad); + break; case ICBTAG_FLAG_AD_LONG: - { - long_ad *lad = (long_ad *) ptr; - lad->extLength = cpu_to_le32(elen); - lad->extLocation = cpu_to_lelb(eloc); - memset(lad->impUse, 0x00, sizeof(lad->impUse)); - adsize = sizeof(long_ad); - break; - } + lad = (long_ad *)ptr; + lad->extLength = cpu_to_le32(elen); + lad->extLocation = cpu_to_lelb(eloc); + memset(lad->impUse, 0x00, sizeof(lad->impUse)); + adsize = sizeof(long_ad); + break; default: return -1; } if (epos->bh) { - if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) - || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) { - struct allocExtDesc *aed = - (struct allocExtDesc *)epos->bh->b_data; + if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || + UDF_SB_UDFREV(inode->i_sb) >= 0x0201) { + struct allocExtDesc *aed = (struct allocExtDesc *)epos->bh->b_data; udf_update_tag(epos->bh->b_data, - le32_to_cpu(aed->lengthAllocDescs) + - sizeof(struct allocExtDesc)); + le32_to_cpu(aed->lengthAllocDescs) + sizeof(struct allocExtDesc)); } mark_buffer_dirty_inode(epos->bh, inode); - } else + } else { mark_inode_dirty(inode); + } if (inc) epos->offset += adsize; + return (elen >> 30); } @@ -1949,14 +1775,9 @@ int8_t udf_next_aext(struct inode * inode, struct extent_position * epos, epos->block = *eloc; epos->offset = sizeof(struct allocExtDesc); brelse(epos->bh); - if (! - (epos->bh = - udf_tread(inode->i_sb, - udf_get_lb_pblock(inode->i_sb, epos->block, - 0)))) { + if (!(epos->bh = udf_tread(inode->i_sb, udf_get_lb_pblock(inode->i_sb, epos->block, 0)))) { udf_debug("reading block %d failed!\n", - udf_get_lb_pblock(inode->i_sb, epos->block, - 0)); + udf_get_lb_pblock(inode->i_sb, epos->block, 0)); return -1; } } @@ -1970,75 +1791,49 @@ int8_t udf_current_aext(struct inode * inode, struct extent_position * epos, int alen; int8_t etype; uint8_t *ptr; + short_ad *sad; + long_ad *lad; + if (!epos->bh) { if (!epos->offset) epos->offset = udf_file_entry_alloc_offset(inode); - ptr = - UDF_I_DATA(inode) + epos->offset - - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); - alen = - udf_file_entry_alloc_offset(inode) + UDF_I_LENALLOC(inode); + ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode); + alen = udf_file_entry_alloc_offset(inode) + UDF_I_LENALLOC(inode); } else { if (!epos->offset) epos->offset = sizeof(struct allocExtDesc); ptr = epos->bh->b_data + epos->offset; - alen = - sizeof(struct allocExtDesc) + - le32_to_cpu(((struct allocExtDesc *)epos->bh->b_data)-> - lengthAllocDescs); + alen = sizeof(struct allocExtDesc) + + le32_to_cpu(((struct allocExtDesc *)epos->bh->b_data)->lengthAllocDescs); } switch (UDF_I_ALLOCTYPE(inode)) { case ICBTAG_FLAG_AD_SHORT: - { - short_ad *sad; - - if (! - (sad = - udf_get_fileshortad(ptr, alen, &epos->offset, - inc))) - return -1; - - etype = le32_to_cpu(sad->extLength) >> 30; - eloc->logicalBlockNum = le32_to_cpu(sad->extPosition); - eloc->partitionReferenceNum = - UDF_I_LOCATION(inode).partitionReferenceNum; - *elen = - le32_to_cpu(sad-> - extLength) & UDF_EXTENT_LENGTH_MASK; - break; - } + if (!(sad = udf_get_fileshortad(ptr, alen, &epos->offset, inc))) + return -1; + etype = le32_to_cpu(sad->extLength) >> 30; + eloc->logicalBlockNum = le32_to_cpu(sad->extPosition); + eloc->partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum; + *elen = le32_to_cpu(sad->extLength) & UDF_EXTENT_LENGTH_MASK; + break; case ICBTAG_FLAG_AD_LONG: - { - long_ad *lad; - - if (! - (lad = - udf_get_filelongad(ptr, alen, &epos->offset, inc))) - return -1; - - etype = le32_to_cpu(lad->extLength) >> 30; - *eloc = lelb_to_cpu(lad->extLocation); - *elen = - le32_to_cpu(lad-> - extLength) & UDF_EXTENT_LENGTH_MASK; - break; - } - default: - { - udf_debug("alloc_type = %d unsupported\n", - UDF_I_ALLOCTYPE(inode)); + if (!(lad = udf_get_filelongad(ptr, alen, &epos->offset, inc))) return -1; - } + etype = le32_to_cpu(lad->extLength) >> 30; + *eloc = lelb_to_cpu(lad->extLocation); + *elen = le32_to_cpu(lad->extLength) & UDF_EXTENT_LENGTH_MASK; + break; + default: + udf_debug("alloc_type = %d unsupported\n", UDF_I_ALLOCTYPE(inode)); + return -1; } return etype; } -static int8_t -udf_insert_aext(struct inode *inode, struct extent_position epos, - kernel_lb_addr neloc, uint32_t nelen) +static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos, + kernel_lb_addr neloc, uint32_t nelen) { kernel_lb_addr oeloc; uint32_t oelen; @@ -2049,12 +1844,12 @@ udf_insert_aext(struct inode *inode, struct extent_position epos, while ((etype = udf_next_aext(inode, &epos, &oeloc, &oelen, 0)) != -1) { udf_write_aext(inode, &epos, neloc, nelen, 1); - neloc = oeloc; nelen = (etype << 30) | oelen; } udf_add_aext(inode, &epos, neloc, nelen, 1); brelse(epos.bh); + return (nelen >> 30); } @@ -2105,15 +1900,12 @@ int8_t udf_delete_aext(struct inode * inode, struct extent_position epos, } else { aed = (struct allocExtDesc *)oepos.bh->b_data; aed->lengthAllocDescs = - cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - - (2 * adsize)); - if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) - || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) - udf_update_tag(oepos.bh->b_data, - oepos.offset - (2 * adsize)); + cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - (2 * adsize)); + if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || + UDF_SB_UDFREV(inode->i_sb) >= 0x0201) + udf_update_tag(oepos.bh->b_data, oepos.offset - (2 * adsize)); else - udf_update_tag(oepos.bh->b_data, - sizeof(struct allocExtDesc)); + udf_update_tag(oepos.bh->b_data, sizeof(struct allocExtDesc)); mark_buffer_dirty_inode(oepos.bh, inode); } } else { @@ -2124,21 +1916,19 @@ int8_t udf_delete_aext(struct inode * inode, struct extent_position epos, } else { aed = (struct allocExtDesc *)oepos.bh->b_data; aed->lengthAllocDescs = - cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - - adsize); - if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) - || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) - udf_update_tag(oepos.bh->b_data, - epos.offset - adsize); + cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - adsize); + if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || + UDF_SB_UDFREV(inode->i_sb) >= 0x0201) + udf_update_tag(oepos.bh->b_data, epos.offset - adsize); else - udf_update_tag(oepos.bh->b_data, - sizeof(struct allocExtDesc)); + udf_update_tag(oepos.bh->b_data, sizeof(struct allocExtDesc)); mark_buffer_dirty_inode(oepos.bh, inode); } } brelse(epos.bh); brelse(oepos.bh); + return (elen >> 30); } @@ -2162,8 +1952,7 @@ int8_t inode_bmap(struct inode * inode, sector_t block, do { if ((etype = udf_next_aext(inode, pos, eloc, elen, 1)) == -1) { - *offset = - (bcount - lbcount) >> inode->i_sb->s_blocksize_bits; + *offset = (bcount - lbcount) >> inode->i_sb->s_blocksize_bits; UDF_I_LENEXTENTS(inode) = lbcount; return -1; } @@ -2180,13 +1969,12 @@ long udf_block_map(struct inode *inode, sector_t block) kernel_lb_addr eloc; uint32_t elen; sector_t offset; - struct extent_position epos = { NULL, 0, {0, 0} }; + struct extent_position epos = {}; int ret; lock_kernel(); - if (inode_bmap(inode, block, &epos, &eloc, &elen, &offset) == - (EXT_RECORDED_ALLOCATED >> 30)) + if (inode_bmap(inode, block, &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) ret = udf_get_lb_pblock(inode->i_sb, eloc, offset); else ret = 0; |