Re: [PATCH] e2fsck: Correct ext4 dates generated by old kernels

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On maint or master? I'd applied and tested it on maint before sending it.

Cheers, Andreas

> On Mar 6, 2016, at 20:43, Theodore Ts'o <tytso@xxxxxxx> wrote:
> 
>> On Thu, Feb 18, 2016 at 12:57:56PM -0700, Andreas Dilger wrote:
>> From: David Turner <novalis@xxxxxxxxxxx>
>> 
>> Older kernels on 64-bit machines would incorrectly encode pre-1970
>> ext4 dates as post-2311 dates.  Detect and correct this (assuming the
>> current date is before 2242).
>> 
>> Includes tests for this, as well as changes to debugfs to correctly
>> set crtimes.
>> 
>> Signed-off-by: David Turner <novalis@xxxxxxxxxxx>
>> 
>> - ext2_fs.h: declare EXT4_EPOCH_BITS/EXT4_EPOCH_MASK like the kernel
>>    instead of in a separate header in an unusual location
>> - problem.h: move PR_1_EA_TIME_OUT_OF_RANGE to avoid master conflict
>> - problem.c: fix PR_1_EA_TIME_OUT_OF_RANGE PR_*_OK flag usage
>> - f_pre_1970_date_encoding/script: run debugfs less often,
>>    use $MKE2FS instead of mkfs.ext4, fit within 80 columns
>> 
>> Signed-off-by: Andreas Dilger <adilger@xxxxxxxxx>
> 
> This patch is reporting test failures for the new
> f_pre_1970_date_encoding.  Can you please take a look?
> 
> Thanks,
> 
>                                          - Ted
> 
> --- /usr/projects/e2fsprogs/e2fsprogs/tests/f_pre_1970_date_encoding/expect    2016-03-07 03:17:46.268647450 +0000
> +++ f_pre_1970_date_encoding.timestamps.log    2016-03-07 03:20:52.067405831 +0000
> @@ -1,45 +1,45 @@
> times for year-1909 =
> - ctime: 0x8e475440:00000003
> - atime: 0x8e475440:00000003
> - mtime: 0x8e475440:00000003
> -crtime: 0x8e475440:00000003
> + ctime: 0x71b8abc0:00000003
> + atime: 0x71b8abc0:00000003
> + mtime: 0x71b8abc0:00000003
> +crtime: 0x71b8abc0:00000003
> times for year-1979 =
> - ctime: 0x11db6940:00000000
> - atime: 0x11db6940:00000000
> - mtime: 0x11db6940:00000000
> -crtime: 0x11db6940:00000000
> + ctime: 0x05efa740:00000000
> + atime: 0x05efa740:00000000
> + mtime: 0x05efa740:00000000
> +crtime: 0x05efa740:00000000
> times for year-2039 =
> - ctime: 0x82a37b40:00000001
> - atime: 0x82a37b40:00000001
> - mtime: 0x82a37b40:00000001
> -crtime: 0x82a37b40:00000001
> + ctime: 0x0b6de740:00000001
> + atime: 0x0b6de740:00000001
> + mtime: 0x0b6de740:00000001
> +crtime: 0x0b6de740:00000001
> times for year-2139 =
> - ctime: 0x3e9b9940:00000001
> - atime: 0x3e9b9940:00000001
> - mtime: 0x3e9b9940:00000001
> -crtime: 0x3e9b9940:00000001
> + ctime: 0x1495a740:00000001
> + atime: 0x1495a740:00000001
> + mtime: 0x1495a740:00000001
> +crtime: 0x1495a740:00000001
> times for year-1909 =
> - ctime: 0x8e475440:00000000
> - atime: 0x8e475440:00000000
> - mtime: 0x8e475440:00000000
> -crtime: 0x8e475440:00000000
> + ctime: 0x71b8abc0:00000003
> + atime: 0x71b8abc0:00000003
> + mtime: 0x71b8abc0:00000003
> +crtime: 0x71b8abc0:00000003
> times for year-1979 =
> - ctime: 0x11db6940:00000000
> - atime: 0x11db6940:00000000
> - mtime: 0x11db6940:00000000
> -crtime: 0x11db6940:00000000
> + ctime: 0x05efa740:00000000
> + atime: 0x05efa740:00000000
> + mtime: 0x05efa740:00000000
> +crtime: 0x05efa740:00000000
> times for year-2039 =
> - ctime: 0x82a37b40:00000001
> - atime: 0x82a37b40:00000001
> - mtime: 0x82a37b40:00000001
> -crtime: 0x82a37b40:00000001
> + ctime: 0x0b6de740:00000001
> + atime: 0x0b6de740:00000001
> + mtime: 0x0b6de740:00000001
> +crtime: 0x0b6de740:00000001
> times for year-2139 =
> - ctime: 0x3e9b9940:00000001
> - atime: 0x3e9b9940:00000001
> - mtime: 0x3e9b9940:00000001
> -crtime: 0x3e9b9940:00000001
> + ctime: 0x1495a740:00000001
> + atime: 0x1495a740:00000001
> + mtime: 0x1495a740:00000001
> +crtime: 0x1495a740:00000001
> times for year-1909 =
> - ctime: 0x8e475440:00000003
> - atime: 0x8e475440:00000003
> - mtime: 0x8e475440:00000003
> -crtime: 0x8e475440:00000003
> + ctime: 0x71b8abc0:00000003
> + atime: 0x71b8abc0:00000003
> + mtime: 0x71b8abc0:00000003
> +crtime: 0x71b8abc0:00000003
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