Re: [RFC PATCH v2 37/48] ceph: Use sendmsg(MSG_SPLICE_PAGES) rather than sendpage()

Xiubo Li
2023-04-10T00:39:37Z

On 4/3/23 16:32, David Howells wrote:
> Xiubo Li <xiubli@redhat.com> wrote:
>
>> On 3/30/23 14:48, David Howells wrote:
>>> Xiubo Li <xiubli@redhat.com> wrote:
>>>
>>>> BTW, will this two patch depend on the others in this patch series ?
>>> Yes. You'll need patches that affect TCP at least so that TCP supports
>>> MSG_SPLICE_PAGES, so 04-08 and perhaps 09. It's also on top of the
>>> patches that remove ITER_PIPE on my iov-extract branch, but I don't think
>>> that should affect you.
>> Why I asked this is because I only could see these two ceph relevant patches
>> currently.
> Depends on how you defined 'relevant', I guess. Only two patches modify ceph
> directly, but there's a dependency: to make those work, TCP needs altering
> also.

Okay. Will run the test today. I was reinstalling my laptop last week.

Thanks

- Xiubo

> David
>