Thread (34 messages) 34 messages, 6 authors, 2026-01-30

Re: [PATCH net-next 10/13] net: phy: phy_link_topology: Add a helper to retrieve ports

From: Maxime Chevallier <maxime.chevallier@bootlin.com>
Date: 2026-01-30 13:41:30
Also in: lkml


On 28/01/2026 17:10, Romain Gantois wrote:
On Tuesday, 27 January 2026 14:41:58 CET Maxime Chevallier wrote:
quoted
In order to allow netlink access to phy_ports, let's add a helper to
retrieve them. When handling a port coming from phy_link_topology, the
caller must hold rtnl until it's done with it.
Why not use rtnl-specific lockdep annotations to make this more explicit?
While this makes sure the call-site holds the lock as it should, it
doesn't guarantee the caller won't release it too early.

Doesn't hurt to add it though :)

Maxime
Thanks,
  
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