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From:   Nix <nix@esperi.org.uk>
To:     Coly Li <colyli@suse.de>
Cc:     Dave Chinner <david@fromorbit.com>,
        Andre Noll <maan@tuebingen.mpg.de>,
        linux-bcache@vger.kernel.org, linux-xfs@vger.kernel.org,
        linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
        axboe@kernel.dk
Subject: Re: bcache on XFS: metadata I/O (dirent I/O?) not getting cached at all?
References: <87h8dgefee.fsf@esperi.org.uk> <20190206234328.GH14116@dastard>
        <20190207002425.GX24140@tuebingen.mpg.de>
        <20190207022657.GI14116@dastard>
        <438851ef-ef77-b5f2-d46d-05762b6330b2@suse.de>
Emacs:  where editing text is like playing Paganini on a glass harmonica.
Date:   Thu, 07 Feb 2019 13:10:52 +0000
In-Reply-To: <438851ef-ef77-b5f2-d46d-05762b6330b2@suse.de> (Coly Li's message
        of "Thu, 7 Feb 2019 10:38:58 +0800")
Message-ID: <875ztveobn.fsf@esperi.org.uk>
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On 7 Feb 2019, Coly Li stated:
> On 2019/2/7 10:26 上午, Dave Chinner wrote:
>> So, yeah, that needs to be reverted if you want bcache to function
>> properly for metadata caching.
>
> Sure, I will fix this, once I make it clear to me.

I'll give it a test :)

The meaning of these flags was somewhat opaque to me, too (mostly due to
novelty: I've never really looked at anything in the block layer
before).

-- 
NULL && (void)