linux-ext4 - Re: [PATCH 0/3] ext4: Fix potential races when performing online resizing

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Message-ID: <5f2ac4c72788b6f453a476227f54ef85a7e309e9.camel@amazon.com>
Date:   Fri, 21 Feb 2020 00:07:59 +0000
From:   "Jitindar SIngh, Suraj" <surajjs@...zon.com>
To:     "tytso@....edu" <tytso@....edu>
CC:     "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>,
        "Singh, Balbir" <sblbir@...zon.com>
Subject: Re: [PATCH 0/3] ext4: Fix potential races when performing online
 resizing

On Thu, 2020-02-20 at 01:14 -0500, Theodore Y. Ts'o wrote:
> Hi Suraj,
> 
> All of the patches to fix BZ 206443 are now on the ext4 git tree:
> 
> 
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/log/?h=dev
> 
> I'm currently giving them a full regression test set using xfstests.
> Could you run your tests to make sure it looks good for you?

Hi,

Have run my repo case for 6 hours without issue.
Previously this reproduced 100% of the time within <30 mins.

> 
> I'm hoping to issue a pull request to Linus in time for 5.6-rc3 by
> this weekend.
> 
> Also, if you can figure out a way to package up the repro as an
> xfstests test case, that would be really excellent.  I think the
> challenge is that some of them took a *huge* amount of pounding
> before
> they repro'ed, correct?  I wasn't actually able to trigger the repro
> using kvm, but I was only using a 2 CPU configuration.

I will look into this.

Thanks,
Suraj

> 
> Thanks,
> 
> 						- Ted
>