netdev - Re: [net-next 01/15] net/mlx5: DR, Add buddy allocator utilities

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Message-ID: <46d7768f-033b-c61f-f2a8-c38239b9d547@nvidia.com>
Date:   Thu, 8 Oct 2020 00:25:50 +0300
From:   Yevgeny Kliteynik <kliteyn@...dia.com>
To:     David Miller <davem@...emloft.net>
CC:     <saeed@...nel.org>, <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <erezsh@...dia.com>, <mbloch@...dia.com>, <saeedm@...dia.com>
Subject: Re: [net-next 01/15] net/mlx5: DR, Add buddy allocator utilities

On 06-Oct-20 17:47, David Miller wrote:
 > From: Yevgeny Kliteynik <kliteyn@...dia.com>
 > Date: Tue, 6 Oct 2020 16:02:24 +0300
 >
 >> Buddy allocator allocates blocks of different sizes, so when it
 >> scans the bits array, the allocator looks for free *area* of at
 >> least the required size.
 >> Can't store this info in a 'lowest set bit' counter.
 >
 > If you make it per-order, why not?

OK, I’ll send the V2 series with the standard allocator.
The optimization will be handled in a separate patch later on.

Thanks