Re: [PATCH 0/8] weekly fstests changes

[Eryu Guan <eguan@redhat.com>]

On Tue, Dec 12, 2017 at 10:03:10PM -0800, Darrick J. Wong wrote:
> Hi all,
> 
> Here's the usual weekly pile of fstests changes. :)
> 
> We start with the same patch as last time that scans kmemleak for leaks
> after each test.
> 
> Then we move on to a fix in the scrub probe code because upstream
> xfsprogs changed xfs_io syntax again.
> 
> Third is a patch that adds Unicode linedraw character tests to the two
> tests that check that we can store arbitrary byte patterns without
> screwing things up.
> 
> The fourth patch amends various xfs tests to deal with our slow removal
> of zero-alloc transactions, which is causing unexpected fs shutdowns
> when free space nears zero.

I'm taking patch 2-4 for this week's update, I'll need more time to look
at & test & think more about the other patches.

Thanks,
Eryu

> 
> The fifth patch adds a new test to invoke dm-error on a fsstress run;
> this test simulates (for the filesystem) an internal "yank all the disk
> cables out" test.
> 
> The sixth patch adds FICLONERANGE/FIDEDUPERANGE support to fsstress.
> This was helpful in finding a bunch of unhandled corner cases in the xfs
> reflink implementation.
> 
> Patch seven test write-only fsstress to maximize testing of write paths
> where coding mistakes cannot be backed out of so easily.
> 
> The final patch in the series fixes the dir/file counts that are
> hardcoded in the xfs/068 golden output, since with fsstress doing
> reflink now we might get a lot more "files" than we used to.
> 
> --D
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