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References: <20200304165845.3081-1-vgoyal@redhat.com> <20200304165845.3081-11-vgoyal@redhat.com>
In-Reply-To: <20200304165845.3081-11-vgoyal@redhat.com>
From:   Miklos Szeredi <miklos@szeredi.hu>
Date:   Tue, 10 Mar 2020 20:29:43 +0100
Message-ID: <CAJfpegshzZB=e3npbY3h9VOLMwAgLtQ3PJSC8AupF_d3FW9few@mail.gmail.com>
Subject: Re: [PATCH 10/20] fuse,virtiofs: Keep a list of free dax memory ranges
To:     Vivek Goyal <vgoyal@redhat.com>
Cc:     linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-nvdimm@lists.01.org, virtio-fs@redhat.com,
        Stefan Hajnoczi <stefanha@redhat.com>,
        "Dr. David Alan Gilbert" <dgilbert@redhat.com>,
        "Michael S. Tsirkin" <mst@redhat.com>,
        Peng Tao <tao.peng@linux.alibaba.com>
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On Wed, Mar 4, 2020 at 5:59 PM Vivek Goyal <vgoyal@redhat.com> wrote:
>
> Divide the dax memory range into fixed size ranges (2MB for now) and put
> them in a list. This will track free ranges. Once an inode requires a
> free range, we will take one from here and put it in interval-tree
> of ranges assigned to inode.
>
> Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
> Signed-off-by: Peng Tao <tao.peng@linux.alibaba.com>

Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>