linux-kernel - Re: [PATCH] virtio: don't prompt CONFIG_VIRTIO_PCI

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Date:   Mon, 22 Feb 2021 11:42:44 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Guenter Roeck <linux@...ck-us.net>, mst@...hat.com
Cc:     virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Anders Roxell <anders.roxell@...aro.org>
Subject: Re: [PATCH] virtio: don't prompt CONFIG_VIRTIO_PCI_MODERN


On 2021/2/19 11:38 下午, Guenter Roeck wrote:
> On 2/19/21 12:45 AM, Jason Wang wrote:
>> We used to prompt CONFIG_VIRTIO_PCI_MODERN to user which may bring a
>> lot of confusion. E.g it may break various default configs which want
>> virtio devices.
>>
>> So this patch fixes this by hide the prompot and document the
> ... by hiding the prompt and documenting ...


Hi Michael:

Would you like me to post a new version or you can fix those typos when 
applying the patch?

Thanks


>
>> dependency.
>>
>> Cc: Arnd Bergmann <arnd@...db.de>
>> Cc: Anders Roxell <anders.roxell@...aro.org>
>> Cc: Guenter Roeck <linux@...ck-us.net>
>> Reported-by: Naresh Kamboju <naresh.kamboju@...aro.org>
>> Fixes: 86b87c9d858b6 ("virtio-pci: introduce modern device module")
>> Signed-off-by: Jason Wang <jasowang@...hat.com>
> Reviewed-by: Guenter Roeck <linux@...ck-us.net>
>
>> ---
>>   drivers/virtio/Kconfig | 9 +++++----
>>   1 file changed, 5 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig
>> index 6b9b81f4b8c2..be7df369bc2b 100644
>> --- a/drivers/virtio/Kconfig
>> +++ b/drivers/virtio/Kconfig
>> @@ -13,12 +13,12 @@ config ARCH_HAS_RESTRICTED_VIRTIO_MEMORY_ACCESS
>>   	  VIRTIO_F_ACCESS_PLATFORM
>>   
>>   config VIRTIO_PCI_MODERN
>> -	tristate "Modern Virtio PCI Device"
>> -	depends on PCI
>> +	tristate
>>   	help
>>   	  Modern PCI device implementation. This module implements the
>>   	  basic probe and control for devices which are based on modern
>> -	  PCI device with possible vendor specific extensions.
>> +	  PCI device with possible vendor specific extensions. Any
>> +	  module that selects this module must depend on PCI.
>>   
>>   menuconfig VIRTIO_MENU
>>   	bool "Virtio drivers"
>> @@ -28,7 +28,8 @@ if VIRTIO_MENU
>>   
>>   config VIRTIO_PCI
>>   	tristate "PCI driver for virtio devices"
>> -	depends on VIRTIO_PCI_MODERN
>> +	depends on PCI
>> +	select VIRTIO_PCI_MODERN
>>   	select VIRTIO
>>   	help
>>   	  This driver provides support for virtio based paravirtual device
>>