linux-kernel - Re: [PATCH v5 6/8] hisi_acc_vfio_pci: Add helper to retrieve the PF qm data

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 23 Feb 2022 16:37:11 -0700
From:   Alex Williamson <alex.williamson@...hat.com>
To:     Shameer Kolothum <shameerali.kolothum.thodi@...wei.com>
Cc:     <kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-crypto@...r.kernel.org>, <jgg@...dia.com>,
        <cohuck@...hat.com>, <mgurtovoy@...dia.com>, <yishaih@...dia.com>,
        <linuxarm@...wei.com>, <liulongfang@...wei.com>,
        <prime.zeng@...ilicon.com>, <jonathan.cameron@...wei.com>,
        <wangzhou1@...ilicon.com>
Subject: Re: [PATCH v5 6/8] hisi_acc_vfio_pci: Add helper to retrieve the PF
 qm data

On Mon, 21 Feb 2022 11:40:41 +0000
Shameer Kolothum <shameerali.kolothum.thodi@...wei.com> wrote:

> Provides a helper function to retrieve the PF QM data associated
> with a ACC VF dev. This makes use of the  pci_iov_get_pf_drvdata()
> to get PF drvdata safely. Introduces helpers to retrieve the ACC
> PF dev struct pci_driver pointers as this is an input into the
> pci_iov_get_pf_drvdata().
> 
> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@...wei.com>
> ---
>  drivers/crypto/hisilicon/hpre/hpre_main.c     |  6 ++++
>  drivers/crypto/hisilicon/sec2/sec_main.c      |  6 ++++
>  drivers/crypto/hisilicon/zip/zip_main.c       |  6 ++++
>  drivers/vfio/pci/hisilicon/Kconfig            |  7 +++++
>  .../vfio/pci/hisilicon/hisi_acc_vfio_pci.c    | 30 +++++++++++++++++++
>  include/linux/hisi_acc_qm.h                   |  5 ++++
>  6 files changed, 60 insertions(+)
> 
> diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
> index ba4043447e53..80fb9ef8c571 100644
> --- a/drivers/crypto/hisilicon/hpre/hpre_main.c
> +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
> @@ -1189,6 +1189,12 @@ static struct pci_driver hpre_pci_driver = {
>  	.driver.pm		= &hpre_pm_ops,
>  };
>  
> +struct pci_driver *hisi_hpre_get_pf_driver(void)
> +{
> +	return &hpre_pci_driver;
> +}
> +EXPORT_SYMBOL(hisi_hpre_get_pf_driver);

Curious why none of these are _GPL symbols.  Thanks,

Alex