lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Sat, 12 Mar 2022 18:46:46 -0800
From:   Richard Cochran <>
To:     Andrew Lunn <>
Subject: Re: [PATCH net-next 2/3] dt-bindings: net: micrel: Configure latency
 values and timestamping check for LAN8814 phy

On Sat, Mar 12, 2022 at 09:04:31PM +0100, Andrew Lunn wrote:
> Do these get passed to the kernel so the hardware can act on them, or
> are they used purely in userspace by ptp4l?

user space only.
> If they has passed to the kernel, could we provide a getter as well as
> a setter, so the defaults hard coded in the driver can be read back?

Any hard coded defaults in the kernel are a nuisance.

I mean, do you want user space to say,

   "okay, so I know the correct value is X.  But the drivers may offer
   random values according to kernel version.  So, I'll read out the
   driver value Y, and then apply X-Y."


(not to mention that this fails for older kernels without the proposed


Powered by blists - more mailing lists