Re: [PATCH net-next v4 0/4] net: dsa: mv88e6xxx: accelerate C45 scan

From: patchwork-bot+netdevbpf
Date: Sat Mar 18 2023 - 01:40:28 EST


Hello:

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

On Wed, 15 Mar 2023 17:38:42 +0100 you wrote:
> Starting with commit 1a136ca2e089 ("net: mdio: scan bus based on bus
> capabilities for C22 and C45"), mdiobus_scan_bus_c45() is being called on
> buses with MDIOBUS_NO_CAP. On a Turris Omnia (Armada 385, 88E6176 switch),
> this causes a significant increase of boot time, from 1.6 seconds, to 6.3
> seconds. The boot time stated here is until start of /init.
>
> Further testing revealed that the C45 scan is indeed expensive (around
> 2.7 seconds, due to a huge number of bus transactions), and called twice.
>
> [...]

Here is the summary with links:
- [net-next,v4,1/4] net: dsa: mv88e6xxx: don't dispose of Global2 IRQ mappings from mdiobus code
https://git.kernel.org/netdev/net-next/c/b1a2de9ccfe6
- [net-next,v4,2/4] net: dsa: mv88e6xxx: re-order functions
https://git.kernel.org/netdev/net-next/c/f1bee740fa82
- [net-next,v4,3/4] net: dsa: mv88e6xxx: move call to mv88e6xxx_mdios_register()
https://git.kernel.org/netdev/net-next/c/2cb0658d4f88
- [net-next,v4,4/4] net: dsa: mv88e6xxx: mask apparently non-existing phys during probing
https://git.kernel.org/netdev/net-next/c/2c7e46edbd03

You are awesome, thank you!
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