linux-ext4 - Re: Ext4 test failures -- COLLAPSE_RANGE and ZERO

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Date:	Fri, 4 Apr 2014 23:46:21 +0900
From:	Namjae Jeon <linkinjeon@...il.com>
To:	"Theodore Ts'o" <tytso@....edu>
Cc:	Lukas Czerner <lczerner@...hat.com>, linux-ext4@...r.kernel.org
Subject: Re: Ext4 test failures -- COLLAPSE_RANGE and ZERO_RANGE

2014-04-04 3:47 GMT+09:00, Theodore Ts'o <tytso@....edu>:
> Hi Lukas, Namjae,
>
> During final testing, I found two problems.  One is that the mount
> option dioread_nolock is causing a test failure for ext4/001, which is
> a ZERO_RANGE test.
>
> The other is that the mount option data=journal is cuasing a test
> failure for shared/002 and shared/004, which are COLLAPSE_RANGE bugs.
>
> Since these aren't regressions, and I don't think these new fallocate
> modes will probably be widely used at least initially, I don't think
> it's worth it to drop these two patches, especialy since we've done
> all of our testing for this merge window with the tests present.
> However, I'd really appreicate it if you take a look at them.
Hi Ted.
Sorry about this bug.
I will look into collapse range issue with data=journal.
And I'll also check more carefully insert range patch with the way you guided.

Thanks!
>
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