linux-kernel - Re: [PATCH for-next 09/11] IB/hns: Change qpn allocation to round-robin mode.

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Message-ID: <20161109072424.GI27883@leon.nu>
Date:   Wed, 9 Nov 2016 09:24:24 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Salil Mehta <salil.mehta@...wei.com>
Cc:     dledford@...hat.com, xavier.huwei@...wei.com, oulijun@...wei.com,
        mehta.salil.lnk@...il.com, linux-rdma@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxarm@...wei.com
Subject: Re: [PATCH for-next 09/11] IB/hns: Change qpn allocation to
 round-robin mode.

On Fri, Nov 04, 2016 at 04:36:31PM +0000, Salil Mehta wrote:
> From: "Wei Hu (Xavier)" <xavier.huwei@...wei.com>
>
> When using CM to establish connections, qp number that was freed
> just now will be rejected by ib core. To fix these problem, We
> change qpn allocation to round-robin mode. We added the round-robin
> mode for allocating resources using bitmap. We use round-robin mode
> for qp number and non round-robing mode for other resources like
> cq number, pd number etc.
>
> Signed-off-by: Wei Hu (Xavier) <xavier.huwei@...wei.com>
> Signed-off-by: Salil Mehta  <salil.mehta@...wei.com>

Reviewed-by: Leon Romanovsky <leonro@...lanox.com>

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