Thread (7 messages) 7 messages, 6 authors, 6d ago

Re: [PATCH net v2] net: stmmac: resume PHY before hardware setup when opening the interface

From: Jakub Raczynski <hidden>
Date: 2026-07-07 21:45:41
Also in: linux-arm-kernel, regressions

On Tue, Jul 07, 2026 at 11:13:46PM +0200, Jakub Raczynski wrote:
- This change is actually broken - in previous patch rtnl_lock() was asserted
  by dev_ioctl(), but in this version it is not asserted anywhere and will
  trigger WARN_ONCE().
Ok, as I looked again, I am wrong again, ndo_open() does hold rtnl_lock
already. So from this point it is good. Relocking would create deadlock,
so I take that part of comment back.

BR
Jakub Raczynski

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