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Date:   Thu, 23 Sep 2021 09:00:43 -0400
From:   Hamza Mahfooz <someguy@...ective-light.com>
To:     Benjamin LaHaise <bcrl@...ck.org>
Cc:     linux-kernel@...r.kernel.org,
        kernel test robot <yujie.liu@...el.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, linux-aio@...ck.org
Subject: Re: [PATCH v2] aio: convert active_reqs into a hashtable



On Sun, Sep 19 2021 at 10:56:45 AM -0400, Benjamin LaHaise 
<bcrl@...ck.org> wrote:
> You're doing this wrong.  If you want faster cancellations, stash an 
> index
> into iocb->aio_key to index into an array with all requests rather 
> than
> using a hash table.

Would that not mean that, we would have to keep track of the indices of 
the
array that are not being held by an `aio_kiocb`?


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