Thread (5 messages) 5 messages, 2 authors, 2026-02-07

Re: [PATCH net-next v5 2/2] virtio_net: add page_pool support for buffer allocation

From: Vishwanath Seshagiri <hidden>
Date: 2026-02-07 05:26:13
Also in: lkml, virtualization


On 2/6/26 8:41 PM, Jakub Kicinski wrote:
On Thu, 5 Feb 2026 16:27:15 -0800 Vishwanath Seshagiri wrote:
quoted
+	page = page_pool_alloc_frag(rq->page_pool, &offset, len + room, gfp);
+	if (unlikely(!page))
  		return -ENOMEM;
  
+	buf = page_address(page) + offset;
Please take a look at page_pool_alloc_va()

I mean all the way down until you reach page_pool_alloc_netmem()
and realize the helper you're adding in patch 1 is a solved problem
I apologize for adding patch 1. I will use page_pool_alloc_va and send
v6 with only patch 2.
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