On Thu, Sep 15, 2011 at 06:50:51PM -0400, Theodore Ts'o wrote:
<snip>
> diff --git a/lib/ext2fs/ext2_fs.h b/lib/ext2fs/ext2_fs.h
> index 4fec5db..1c86cb2 100644
> --- a/lib/ext2fs/ext2_fs.h
> +++ b/lib/ext2fs/ext2_fs.h
> @@ -363,7 +370,8 @@ struct ext2_inode {
> __u16 l_i_file_acl_high;
> __u16 l_i_uid_high; /* these 2 fields */
> __u16 l_i_gid_high; /* were reserved2[0] */
> - __u32 l_i_reserved2;
> + __u16 l_i_checksum_lo; /* crc32c(uuid+inum+inode) */
> + __u16 l_i_reserved; /* crc32c(uuid+inum+inode) */
> } linux2;
> struct {
> __u8 h_i_frag; /* Fragment number */
> @@ -410,7 +418,8 @@ struct ext2_inode_large {
> __u16 l_i_file_acl_high;
> __u16 l_i_uid_high; /* these 2 fields */
> __u16 l_i_gid_high; /* were reserved2[0] */
> - __u32 l_i_reserved2;
> + __u16 l_i_checksum_lo; /* crc32c(uuid+inum+inode) */
> + __u16 l_i_reserved;
> } linux2;
> struct {
> __u8 h_i_frag; /* Fragment number */
> @@ -422,7 +431,7 @@ struct ext2_inode_large {
> } hurd2;
> } osd2; /* OS dependent 2 */
> __u16 i_extra_isize;
> - __u16 i_pad1;
> + __u16 i_checksum_hi; /* crc32c(uuid+inum+inode) */
> __u32 i_ctime_extra; /* extra Change time (nsec << 2 | epoch) */
> __u32 i_mtime_extra; /* extra Modification time (nsec << 2 | epoch) */
> __u32 i_atime_extra; /* extra Access time (nsec << 2 | epoch) */
> @@ -441,7 +450,7 @@ struct ext2_inode_large {
> #define i_gid_low i_gid
> #define i_uid_high osd2.linux2.l_i_uid_high
> #define i_gid_high osd2.linux2.l_i_gid_high
> -#define i_reserved2 osd2.linux2.l_i_reserved2
> +#define i_checksum osd2.linux2.l_i_checksum
s/i_checksum/i_checksum_lo/, I think.
--D
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