linux-kernel - Re: [PATCH 06/11] btrfs: add compression interface in (get/put)

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Date:   Tue, 29 Jan 2019 13:06:13 -0500
From:   Josef Bacik <josef@...icpanda.com>
To:     Dennis Zhou <dennis@...nel.org>
Cc:     David Sterba <dsterba@...e.com>,
        Josef Bacik <josef@...icpanda.com>, Chris Mason <clm@...com>,
        Omar Sandoval <osandov@...ndov.com>,
        Nick Terrell <terrelln@...com>, kernel-team@...com,
        linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 06/11] btrfs: add compression interface in
 (get/put)_workspace()

On Mon, Jan 28, 2019 at 04:24:32PM -0500, Dennis Zhou wrote:
> There are two levels of workspace management. First, alloc()/free()
> which are responsible for actually creating and destroy workspaces.
> Second, at a higher level, get()/put() which is the compression code
> asking for a workspace from a workspace_manager.
> 
> The compression code shouldn't really care how it gets a workspace, but
> that it got a workspace. This adds get_workspace() and put_workspace()
> to be the higher level interface which is responsible for indexing into
> the appropriate compression type. It also introduces
> btrfs_put_workspace() and btrfs_get_workspace() to be the generic
> implementations of the higher interface.
> 
> Signed-off-by: Dennis Zhou <dennis@...nel.org>

Reviewed-by: Josef Bacik <josef@...icpanda.com>

Thanks,

Josef