linux-ext4 - Re: [PATCH] ext4: start to support iopoll method

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Message-ID: <20200302191604.GD6826@mit.edu>
Date:   Mon, 2 Mar 2020 14:16:04 -0500
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Xiaoguang Wang <xiaoguang.wang@...ux.alibaba.com>
Cc:     linux-ext4@...r.kernel.org, jack@...e.cz,
        joseph qi <joseph.qi@...ux.alibaba.com>
Subject: Re: [PATCH] ext4: start to support iopoll method

On Mon, Mar 02, 2020 at 05:17:09PM +0800, Xiaoguang Wang wrote:
> hi,
> 
> Ted, could you please consider applying this patch? Iouring polling
> tests in ext4 needs this patch, Jan Kara has nicely reviewed this patch, thanks.

Yeah, I had been waiting to make sure the fix: "io_uring: fix
poll_list race for SETUP_IOPOLL|SETUP_SQPOLL" was going to land.

Am I correct that the bug fixed in the above fix isn't going to impact
xfstests (since it looks like there are no fio runs with the io_uring
engine at the moment)?

						- Ted