Re: [PATCH net v2] net: fman: Use physical address for userspace interfaces

From: patchwork-bot+netdevbpf
Date: Mon Oct 24 2022 - 05:50:26 EST


Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@xxxxxxxxxxxxx>:

On Thu, 20 Oct 2022 11:50:41 -0400 you wrote:
> Before 262f2b782e25 ("net: fman: Map the base address once"), the
> physical address of the MAC was exposed to userspace in two places: via
> sysfs and via SIOCGIFMAP. While this is not best practice, it is an
> external ABI which is in use by userspace software.
>
> The aforementioned commit inadvertently modified these addresses and
> made them virtual. This constitutes and ABI break. Additionally, it
> leaks the kernel's memory layout to userspace. Partially revert that
> commit, reintroducing the resource back into struct mac_device, while
> keeping the intended changes (the rework of the address mapping).
>
> [...]

Here is the summary with links:
- [net,v2] net: fman: Use physical address for userspace interfaces
https://git.kernel.org/netdev/net/c/c99f0f7e6837

You are awesome, thank you!
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