linux-kernel - Re: [PATCH 1/2] siw: Fix ib_register

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Message-ID: <OF5AB6498C.AF25B239-ONC12577A7.0054B7CD-C12577A7.0054CDCD@ch.ibm.com>
Date:	Thu, 23 Sep 2010 17:26:16 +0200
From:	Bernard Metzler <BMT@...ich.ibm.com>
To:	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>
Cc:	Andi Keen <ak@...ux.intel.com>, David Miller <davem@...emloft.net>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-rdma <linux-rdma@...r.kernel.org>,
	linux-rdma-owner@...r.kernel.org,
	Nicholas Bellinger <nab@...ux-iscsi.org>,
	netdev <netdev@...r.kernel.org>,
	Roland Dreier <rdreier@...co.com>,
	Matthew Wilcox <willy@...ux.intel.com>
Subject: Re: [PATCH 1/2] siw: Fix ib_register_device() for > v2.6.34 kernels

Thanks, Nicholas. Just applied your patch.

Bernard.

linux-rdma-owner@...r.kernel.org wrote on 09/22/2010 10:30:17 PM:

> From: Nicholas Bellinger <nab@...ux-iscsi.org>
>
> This patch adds a LINUX_VERSION_CODE > v2.6.34 check inside of
> siw_main.c:siw_register_device()
> around the use of ib_register_device().  In post v2.6.34 kernels
> this function accepts a second
> parameter used a sysfs port callback described here:
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;
> a=commitdiff;h=9a6edb60ec10d86b1025a0cdad68fd89f1ddaf02
>
> This patch currently sets this second parameter to NULL.
>
> Signed-off-by: Nicholas A. Bellinger <nab@...ux-iscsi.org>
> ---
>  softiwarp/siw_main.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/softiwarp/siw_main.c b/softiwarp/siw_main.c
> index cacedea..c97adee 100644
> --- a/softiwarp/siw_main.c
> +++ b/softiwarp/siw_main.c
> @@ -233,8 +233,11 @@ int siw_register_device(struct siw_dev *dev)
>     ibdev->iwcm->add_ref = siw_qp_get_ref;
>     ibdev->iwcm->rem_ref = siw_qp_put_ref;
>     ibdev->iwcm->get_qp = siw_get_ofaqp;
> -
> +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34)
> +   rv = ib_register_device(ibdev, NULL);
> +#else
>     rv = ib_register_device(ibdev);
> +#endif
>     if (rv) {
>        dprint(DBG_DM|DBG_ON, "(dev=%s): "
>           "ib_register_device failed: rv=%d\n", ibdev->name, rv);
> --
> 1.5.6.5
>
> --
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