From: David Miller <davem@davemloft.net>
To: wangyijing@huawei.com
Cc: guohanjun@huawei.com, jiang.liu@huawei.com, mchan@broadcom.com,
netdev@vger.kernel.org
Subject: Re: [PATCH 01/16] bnx2: clean up unnecessary MSI/MSI-X capability find
Date: Fri, 09 Aug 2013 13:50:33 -0700 (PDT) [thread overview]
Message-ID: <20130809.135033.469551802157578492.davem@davemloft.net> (raw)
In-Reply-To: <1375966942-2052-1-git-send-email-wangyijing@huawei.com>
From: Yijing Wang <wangyijing@huawei.com>
Date: Thu, 8 Aug 2013 21:02:22 +0800
> PCI core will initialize device MSI/MSI-X capability in
> pci_msi_init_pci_dev(). So device driver should use
> pci_dev->msi_cap/msix_cap to determine whether the device
> support MSI/MSI-X instead of using
> pci_find_capability(pci_dev, PCI_CAP_ID_MSI/MSIX).
> Access to PCIe device config space again will consume more time.
>
> Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Applied.
prev parent reply other threads:[~2013-08-09 20:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-08 13:02 [PATCH 01/16] bnx2: clean up unnecessary MSI/MSI-X capability find Yijing Wang
2013-08-09 20:50 ` David Miller [this message]
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