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From: patchwork-bot+netdevbpf@kernel.org
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, eperezma@redhat.com,
	virtualization@lists.linux.dev, kuba@kernel.org,
	linux-kernel@vger.kernel.org, xuanzhuo@linux.alibaba.com,
	mst@redhat.com, kvm@vger.kernel.org, pabeni@redhat.com,
	jasowang@redhat.com, horms@kernel.org, stefanha@redhat.com,
	edumazet@google.com, david.laight.linux@gmail.com
Subject: Re: [PATCH RESEND net] Revert "vsock/virtio: fix skb overhead overflow on 32-bit builds"
Date: Thu, 28 May 2026 22:10:57 +0000	[thread overview]
Message-ID: <178000625714.1533055.10719008699075181524.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260527171046.130211-1-sgarzare@redhat.com>

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Wed, 27 May 2026 19:10:46 +0200 you wrote:
> From: Stefano Garzarella <sgarzare@redhat.com>
> 
> This reverts commit 4157501b9a8f ("vsock/virtio: fix skb overhead
> overflow on 32-bit builds"). The fix was semantically correct (although
> it would have been better to use mul_u32_u32(), as David pointed out),
> but in practice we are estimating the memory used to allocate the SKBs,
> and this will never cause a 32-bit variable to overflow on a 32-bit
> system, since the memory would have run out long before that. On 64-bit,
> SKB_TRUESIZE() already evaluates to size_t, so the multiplication is
> already in 64-bit arithmetic without the cast.
> 
> [...]

Here is the summary with links:
  - [RESEND,net] Revert "vsock/virtio: fix skb overhead overflow on 32-bit builds"
    https://git.kernel.org/netdev/net-next/c/e03f0b53b4bd

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-05-28 22:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-27 17:10 [PATCH RESEND net] Revert "vsock/virtio: fix skb overhead overflow on 32-bit builds" Stefano Garzarella
2026-05-27 17:21 ` Michael S. Tsirkin
2026-05-27 18:09 ` David Laight
2026-05-28 22:10 ` patchwork-bot+netdevbpf [this message]

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