From: patchwork-bot+netdevbpf@kernel.org
To: Nikhil P. Rao <nikhil.rao@amd.com>
Cc: netdev@vger.kernel.org, kuba@kernel.org, brett.creeley@amd.com,
eric.joyner@amd.com, andrew+netdev@lunn.ch, davem@davemloft.net,
edumazet@google.com, pabeni@redhat.com,
aleksander.lobakin@intel.com
Subject: Re: [PATCH net v2] pds_core: quiesce DMA before freeing resources
Date: Tue, 09 Jun 2026 00:30:15 +0000 [thread overview]
Message-ID: <178096501514.1726280.11716563786761485251.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260604213637.3844317-1-nikhil.rao@amd.com>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 4 Jun 2026 21:36:37 +0000 you wrote:
> pdsc_teardown() frees DMA buffers but does not disable bus mastering,
> leaving the device able to perform DMA after the buffers are freed.
> This can lead to use-after-free if the device writes to freed memory.
>
> Add pci_clear_master() to pdsc_teardown() to disable bus mastering
> before freeing resources, ensuring all DMA is quiesced.
>
> [...]
Here is the summary with links:
- [net,v2] pds_core: quiesce DMA before freeing resources
https://git.kernel.org/netdev/net-next/c/6443f4f20bda
You are awesome, thank you!
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prev parent reply other threads:[~2026-06-09 0:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-04 21:36 [PATCH net v2] pds_core: quiesce DMA before freeing resources Nikhil P. Rao
2026-06-09 0:30 ` patchwork-bot+netdevbpf [this message]
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