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authorLinus Torvalds <torvalds@linux-foundation.org>2008-09-11 08:40:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-09-11 08:40:11 -0700
commite2858ce3ed519500e3b9af1c16c25250ff16cd5c (patch)
tree8d06858485698fe01a7c618f6bbdb0dc0ae310e9 /fs
parent9a0e4c8038390342f48e574b157a1971e2f07348 (diff)
parent5c89468c12899b84886cb47eec93f0c88e0f896a (diff)
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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)
Diffstat (limited to 'fs')
-rw-r--r--fs/udf/file.c1
-rw-r--r--fs/udf/ialloc.c44
2 files changed, 20 insertions, 25 deletions
diff --git a/fs/udf/file.c b/fs/udf/file.c
index 0ed6e146a0d9..eb91f3b70320 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -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 = {
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index eb9cfa23dc3d..a4f2b3ce45b0 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -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);