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authorSteve Nickel <snickel58@gmail.com>2012-02-14 09:28:42 +0400
committerJan Kara <jack@suse.cz>2012-03-01 00:53:46 +0400
commitd5e2cf07c388dbd06579ab39672e1bd8b9754e65 (patch)
tree107cce0364e823e2c6073eb9576e9c6bbf11e4cb /fs/udf
parentac1334bfdae33be17ae6ae641bbbd1e6a2f04005 (diff)
downloadlinux-d5e2cf07c388dbd06579ab39672e1bd8b9754e65.tar.xz
udf: Init/maintain file entry checkpoint field
In accordance with ECMA 1.67 Part 4, 14.9.15, the checkpoint field should be initialized to 1 at creation. (Zero is *not* a valid value.) Signed-off-by: Steven P. Nickel <snickel@focusinfo.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/udf')
-rw-r--r--fs/udf/ialloc.c1
-rw-r--r--fs/udf/inode.c4
-rw-r--r--fs/udf/udf_i.h1
3 files changed, 6 insertions, 0 deletions
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 05ab48195be9..7e5aae4bf46f 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -116,6 +116,7 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode, int *err)
iinfo->i_lenEAttr = 0;
iinfo->i_lenAlloc = 0;
iinfo->i_use = 0;
+ iinfo->i_checkpoint = 1;
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))
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 7699df7b3198..91c6f2311f35 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1358,6 +1358,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
iinfo->i_unique = le64_to_cpu(fe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
iinfo->i_lenAlloc = le32_to_cpu(fe->lengthAllocDescs);
+ iinfo->i_checkpoint = le32_to_cpu(fe->checkpoint);
offset = sizeof(struct fileEntry) + iinfo->i_lenEAttr;
} else {
inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
@@ -1379,6 +1380,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
iinfo->i_unique = le64_to_cpu(efe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);
iinfo->i_lenAlloc = le32_to_cpu(efe->lengthAllocDescs);
+ iinfo->i_checkpoint = le32_to_cpu(efe->checkpoint);
offset = sizeof(struct extendedFileEntry) +
iinfo->i_lenEAttr;
}
@@ -1607,6 +1609,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
fe->uniqueID = cpu_to_le64(iinfo->i_unique);
fe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);
fe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);
+ fe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);
fe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_FE);
crclen = sizeof(struct fileEntry);
} else {
@@ -1646,6 +1649,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
efe->uniqueID = cpu_to_le64(iinfo->i_unique);
efe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);
efe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);
+ efe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);
efe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_EFE);
crclen = sizeof(struct extendedFileEntry);
}
diff --git a/fs/udf/udf_i.h b/fs/udf/udf_i.h
index d1bd31ea724e..bb8309dcd5c1 100644
--- a/fs/udf/udf_i.h
+++ b/fs/udf/udf_i.h
@@ -23,6 +23,7 @@ struct udf_inode_info {
__u64 i_lenExtents;
__u32 i_next_alloc_block;
__u32 i_next_alloc_goal;
+ __u32 i_checkpoint;
unsigned i_alloc_type : 3;
unsigned i_efe : 1; /* extendedFileEntry */
unsigned i_use : 1; /* unallocSpaceEntry */