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Message-Id:
<170837522588.25032.4338620984116633204.git-patchwork-notify@kernel.org>
Date: Mon, 19 Feb 2024 20:40:25 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Alexander Lobakin <aleksander.lobakin@...el.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
pabeni@...hat.com, lorenzo@...nel.org, toke@...hat.com,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] page_pool: disable direct recycling based on
pool->cpuid on destroy
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@...nel.org>:
On Thu, 15 Feb 2024 12:39:05 +0100 you wrote:
> Now that direct recycling is performed basing on pool->cpuid when set,
> memory leaks are possible:
>
> 1. A pool is destroyed.
> 2. Alloc cache is emptied (it's done only once).
> 3. pool->cpuid is still set.
> 4. napi_pp_put_page() does direct recycling basing on pool->cpuid.
> 5. Now alloc cache is not empty, but it won't ever be freed.
>
> [...]
Here is the summary with links:
- [net-next] page_pool: disable direct recycling based on pool->cpuid on destroy
https://git.kernel.org/netdev/net-next/c/56ef27e3abe6
You are awesome, thank you!
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