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Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-udf-2.6 

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-udf-2.6:
  udf: add llseek method
  udf: Fix error paths in udf_new_inode()
  udf: Fix lock inversion between iprune_mutex and alloc_mutex (v2)
This commit is contained in:
Linus Torvalds 2008-09-11 08:40:11 -07:00
parent 9a0e4c8038 5c89468c12
commit e2858ce3ed
2 changed files with 20 additions and 25 deletions
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1
fs/udf/file.c
View File

@ -211,6 +211,7 @@ const struct file_operations udf_file_operations = {
.release = udf_release_file,
.fsync = udf_fsync_file,
.splice_read = generic_file_splice_read,
.llseek = generic_file_llseek,
};
const struct inode_operations udf_file_inode_operations = {

44
fs/udf/ialloc.c
View File

@ -76,11 +76,24 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
*err = -ENOSPC;
iinfo = UDF_I(inode);
iinfo->i_unique = 0;
iinfo->i_lenExtents = 0;
iinfo->i_next_alloc_block = 0;
iinfo->i_next_alloc_goal = 0;
iinfo->i_strat4096 = 0;
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_EXTENDED_FE)) {
iinfo->i_efe = 1;
if (UDF_VERS_USE_EXTENDED_FE > sbi->s_udfrev)
sbi->s_udfrev = UDF_VERS_USE_EXTENDED_FE;
iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
sizeof(struct extendedFileEntry),
GFP_KERNEL);
} else {
iinfo->i_efe = 0;
iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
sizeof(struct fileEntry),
GFP_KERNEL);
}
if (!iinfo->i_ext.i_data) {
iput(inode);
*err = -ENOMEM;
return NULL;
}
block = udf_new_block(dir->i_sb, NULL,
dinfo->i_location.partitionReferenceNum,
@ -111,6 +124,7 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
lvhd->uniqueID = cpu_to_le64(uniqueID);
mark_buffer_dirty(sbi->s_lvid_bh);
}
mutex_unlock(&sbi->s_alloc_mutex);
inode->i_mode = mode;
inode->i_uid = current->fsuid;
if (dir->i_mode & S_ISGID) {
@ -129,25 +143,6 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
iinfo->i_lenEAttr = 0;
iinfo->i_lenAlloc = 0;
iinfo->i_use = 0;
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_EXTENDED_FE)) {
iinfo->i_efe = 1;
if (UDF_VERS_USE_EXTENDED_FE > sbi->s_udfrev)
sbi->s_udfrev = UDF_VERS_USE_EXTENDED_FE;
iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
sizeof(struct extendedFileEntry),
GFP_KERNEL);
} else {
iinfo->i_efe = 0;
iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
sizeof(struct fileEntry),
GFP_KERNEL);
}
if (!iinfo->i_ext.i_data) {
iput(inode);
*err = -ENOMEM;
mutex_unlock(&sbi->s_alloc_mutex);
return NULL;
}
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_AD_IN_ICB))
iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;
else if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_SHORT_AD))
@ -158,7 +153,6 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
iinfo->i_crtime = current_fs_time(inode->i_sb);
insert_inode_hash(inode);
mark_inode_dirty(inode);
mutex_unlock(&sbi->s_alloc_mutex);
if (DQUOT_ALLOC_INODE(inode)) {
DQUOT_DROP(inode);