Re: [PATCH v7 1/6] net: introduce helper sendpage_ok() in include/linux/net.h

From: Coly Li
Date: Wed Sep 23 2020 - 04:45:24 EST

On 2020/9/23 16:43, Christoph Hellwig wrote:
> On Wed, Aug 19, 2020 at 12:22:05PM +0800, Coly Li wrote:
>> On 2020/8/19 03:49, Christoph Hellwig wrote:
>>> On Wed, Aug 19, 2020 at 12:33:37AM +0800, Coly Li wrote:
>>>> On 2020/8/19 00:24, Christoph Hellwig wrote:
>>>>> I think we should go for something simple like this instead:
>>>> This idea is fine to me. Should a warning message be through here? IMHO
>>>> the driver still sends an improper page in, fix it in silence is too
>>>> kind or over nice to the buggy driver(s).
>>> I don't think a warning is a good idea. An API that does the right
>>> thing underneath and doesn't require boiler plate code in most callers
>>> is the right API.
>> Then I don't have more comment.
> So given the feedback from Dave I suspect we should actually resurrect
> this series, sorry for the noise. And in this case I think we do need
> the warning in kernel_sendpage.

Copied, then I will post a v8 series, which adding a warning message in
kernel_sendpage() if non-acceptible paage sent in.

Coly Li