netdev - Re: [PATCH bpf-next] xsk: bump xsk_queue::queue_empty_descs in xp_can

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Message-Id: 
 <172554483081.1700166.14653164106690090613.git-patchwork-notify@kernel.org>
Date: Thu, 05 Sep 2024 14:00:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Maciej Fijalkowski <maciej.fijalkowski@...el.com>
Cc: bpf@...r.kernel.org, ast@...nel.org, daniel@...earbox.net,
 andrii@...nel.org, netdev@...r.kernel.org, magnus.karlsson@...el.com,
 bjorn@...nel.org
Subject: Re: [PATCH bpf-next] xsk: bump xsk_queue::queue_empty_descs in
 xp_can_alloc()

Hello:

This patch was applied to bpf/bpf-next.git (net)
by Daniel Borkmann <daniel@...earbox.net>:

On Wed,  4 Sep 2024 18:28:08 +0200 you wrote:
> We have STAT_FILL_EMPTY test case in xskxceiver that tries to process
> traffic with fill queue being empty which currently fails for zero copy
> ice driver after it started to use xsk_buff_can_alloc() API. That is
> because xsk_queue::queue_empty_descs is currently only increased from
> alloc APIs and right now if driver sees that xsk_buff_pool will be
> unable to provide the requested count of buffers, it bails out early,
> skipping calls to xsk_buff_alloc{_batch}().
> 
> [...]

Here is the summary with links:
  - [bpf-next] xsk: bump xsk_queue::queue_empty_descs in xp_can_alloc()
    https://git.kernel.org/bpf/bpf-next/c/6b083650a373

You are awesome, thank you!
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