linux-kernel - RE: [PATCH v3] crypto: add virtio-crypto driver

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Message-ID: <33183CC9F5247A488A2544077AF19020DA14AA07@DGGEMA505-MBX.china.huawei.com>
Date:   Tue, 29 Nov 2016 11:46:57 +0000
From:   "Gonglei (Arei)" <arei.gonglei@...wei.com>
To:     Cornelia Huck <cornelia.huck@...ibm.com>,
        Stefan Hajnoczi <stefanha@...hat.com>
CC:     "Michael S. Tsirkin" <mst@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "qemu-devel@...gnu.org" <qemu-devel@...gnu.org>,
        "virtio-dev@...ts.oasis-open.org" <virtio-dev@...ts.oasis-open.org>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        Luonengjun <luonengjun@...wei.com>,
        "Huangweidong (C)" <weidong.huang@...wei.com>,
        "Wubin (H)" <wu.wubin@...wei.com>,
        "xin.zeng@...el.com" <xin.zeng@...el.com>,
        "Claudio Fontana" <Claudio.Fontana@...wei.com>,
        "herbert@...dor.apana.org.au" <herbert@...dor.apana.org.au>,
        "pasic@...ux.vnet.ibm.com" <pasic@...ux.vnet.ibm.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "Zhoujian (jay, Euler)" <jianjay.zhou@...wei.com>,
        "Hanweidong (Randy)" <hanweidong@...wei.com>,
        "arei.gonglei@...mail.com" <arei.gonglei@...mail.com>,
        "Xuquan (Quan Xu)" <xuquan8@...wei.com>,
        longpeng <longpeng2@...wei.com>,
        "salvatore.benedetto@...el.com" <salvatore.benedetto@...el.com>
Subject: RE: [PATCH v3] crypto: add virtio-crypto driver

> 
> > On Tue, Nov 29, 2016 at 08:22:58AM +0000, Gonglei (Arei) wrote:
> > > Hi,
> > >
> > > > > > > +source "drivers/crypto/virtio/Kconfig"
> > > > > > > +
> > > > > > >  endif # CRYPTO_HW
> > > > > > > diff --git a/drivers/crypto/Makefile b/drivers/crypto/Makefile
> > > > > > > index ad7250f..bc53cb8 100644
> > > > > > > --- a/drivers/crypto/Makefile
> > > > > > > +++ b/drivers/crypto/Makefile
> > > > > > > @@ -32,3 +32,4 @@ obj-$(CONFIG_CRYPTO_DEV_VMX) += vmx/
> > > > > > >  obj-$(CONFIG_CRYPTO_DEV_SUN4I_SS) += sunxi-ss/
> > > > > > >  obj-$(CONFIG_CRYPTO_DEV_ROCKCHIP) += rockchip/
> > > > > > >  obj-$(CONFIG_CRYPTO_DEV_CHELSIO) += chelsio/
> > > > > > > +obj-$(CONFIG_CRYPTO_DEV_VIRTIO) += virtio/
> > > > > > > diff --git a/drivers/crypto/virtio/Kconfig
> b/drivers/crypto/virtio/Kconfig
> > > > > > > new file mode 100644
> > > > > > > index 0000000..ceae88c
> > > > > > > --- /dev/null
> > > > > > > +++ b/drivers/crypto/virtio/Kconfig
> > > > > > > @@ -0,0 +1,10 @@
> > > > > > > +config CRYPTO_DEV_VIRTIO
> > > > > > > +	tristate "VirtIO crypto driver"
> > > > > > > +	depends on VIRTIO
> > > > > > > +    select CRYPTO_AEAD
> > > > > > > +    select CRYPTO_AUTHENC
> > > > > > > +    select CRYPTO_BLKCIPHER
> > > > > >
> > > > > > Inconsistent tab vs space whitespace usage.
> > > > > >
> > > > Will fix.
> > > >
> > > > > > > +	default m
> > > > > > > +	help
> > > > > > > +	  This driver provides support for virtio crypto device. If you
> > > > > > > +	  choose 'M' here, this module will be called virtio-crypto.
> > > > > >
> > > > > > All the other virtio drivers use underscore ('_') instead of hyphen
> > > > > > ('-').
> > > > >
> > > > > Except virtio-rng.
> > > > >
> > > > > >  I suggest calling it virtio_crypto for consistency.
> > > > > >
> > > > OK, I will change the Makefile to fix it.
> > > >
> > >
> > > I tried to do this, but I failed. Because virtio_crypto.ko
> > > consists of more than one source file which include tree files currently,
> > > and virtio_crypto.ko matchs the name of virtio_crypto.c.
> > > That's different with all other virtio drivers.
> >
> > Can you rename virtio_crypto.c to virtio_crypto_core.c?
> 
> +1
> 
> I think that's the way to go.

Cool, here we go.

Regards,
-Gonglei