On Sun, Apr 29, 2012 at 05:16:47PM -0400, Theodore Ts'o wrote:
>
> I have updated the pu ("proposed updates") branch of e2fsprogs to
> include the metadata checksum and inline data patches rebased against
> the lastest changes in the e2fsprogs repository. Note that these
> patches have not been fully reviewed yet, and are still subject to
> change! In particular, the metadata checksum patches still have the
> issue with the jbd2 checksuming code breaking 64-bit block numbers, and
> inline data branches are causing a regression test failure. I've
> integrated them into the pu branch to make it easier for me to review
> and test these changes, and so that other developers can see what is
> going on.
Hi Ted,
Could you please tell me where can I find this regression test? I want
to dig why inline data branch causes it failure. Thanks.
Regards,
Zheng
>
> I also had to make some changes to the last inline data patch so that it
> would apply given the changes which the metadata checksum patch series
> had made to e2fsck/pass2.c. I am not sure I did all off those changes
> correctly, and I'd invite Darrick and Zheng to take a look at them to
> make sure I didn't really screw something up.
>
> As I've mentioned, the regression tests mostly pass, but critically
> missing from both patch series are any kind of regression tests. I
> would really appreciate it if you would consider creating some of
> those. We may find some interesting bugs as part of the test creation
> and validation process.
>
> The pu branch is a **rewinding** branch; that is to say, I will be
> periodically rebasing the patches on the pu branch to take into account
> movement in the e2fsprogs master branch. If you want to make any
> changes to the patches at this point, please fork the following patch
> queue on github, make the changes, and then (a) send the updated patch
> to the mailing list, and (b) push it to github and ask me to pull it
> from your tree. That will save me a lot of time. The github repo is
> at:
>
> git://github.com/tytso/e2fsprogs-cksum-patch-queue.git
>
> and the github page can be found at:
>
> https://github.com/tytso/e2fsprogs-cksum-patch-queue
>
> I have been using the "guilt" package to manipulate the patch tree, but
> you can also you quilt for the same purpose.
>
>
> I have also added the first half of the metadata checksum patches to the
> ext4 development tree. Again, I've not fully finished reviewing the
> patches, but they pass the regression test in the standard ext4 modes.
> I haven't had a chance to enable metadata checksuming yet, and the jbd2
> patches clearly need some revision (which is why they aren't in the ext4
> patch queue yet).
>
> The ext4 patch queue is also on github:
>
> git://github.com/tytso/ext4-patch-queue.git
> https://github.com/tytso/ext4-patch-queue/commits/master
>
> The same comment applies for updating the patches that are on the
> ext4-patch-queue. Please start with the version of the patches in this
> git tree, since I have had to make some changes so they would apply
> cleanly against the latest kernel release.
>
> There is a comment in the series file which indicates the commit ID of
> e2fsprogs/ext4 the patchsets are currently based upon. When I rebase
> the patches to take into account newer commits, I will update the commit
> ID in the series file.
>
> - Ted
>
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