Re: [PATCH net] usbnet: smsc95xx: Fix deadlock on runtime resume

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Apr 27, 2022 at 08:41:49AM +0200, Lukas Wunner wrote:
> Commit 05b35e7eb9a1 ("smsc95xx: add phylib support") amended
> smsc95xx_resume() to call phy_init_hw().  That function waits for the
> device to runtime resume even though it is placed in the runtime resume
> path, causing a deadlock.

Hi Lukas

You have looked at this code, tried a few different things, so this is
probably a dumb question.

Do you actually need to call phy_init_hw()?

mdio_bus_phy_resume() will call phy_init_hw(). So long as you first
resume the MAC and then the PHY, shouldn't this just work?

       Andrew



[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux