Re: [Intel-wired-lan] [PATCH iwl-net v3 1/3] ice: Convert ctrl_pf pointer in struct ice_adapter to RCU

> -----Original Message-----
> From: Intel-wired-lan <[email protected]> On Behalf Of Sergey Temerkhanov
> Sent: 01 June 2026 14:50
> To: [email protected]
> Cc: [email protected]
> Subject: [Intel-wired-lan] [PATCH iwl-net v3 1/3] ice: Convert ctrl_pf pointer in struct ice_adapter to RCU
>
> Use RCU to ensure the consistent state of the control PF global pointer contained in struct ice_adapter. Enforce RCU usage on the callers.
>
> Fix a potential invalid pointer return due a TOCTOU issue
>
> Fixes: e2193f9f9ec9 ("ice: enable timesync operation on 2xNAC E825 devices")
> Signed-off-by: Sergey Temerkhanov <[email protected]>
> Reviewed-by: Arkadiusz Kubalewski <[email protected]>
> Tested-by: Frederick Lawler <[email protected]>
> ---
> drivers/net/ethernet/intel/ice/ice.h         | 10 +-
> drivers/net/ethernet/intel/ice/ice_adapter.h |  2 +-
> drivers/net/ethernet/intel/ice/ice_ptp.c     | 99 +++++++++++++-------
> drivers/net/ethernet/intel/ice/ice_ptp_hw.c  |  9 ++
> 4 files changed, 84 insertions(+), 36 deletions(-)
>

Tested-by: Rinitha S <[email protected]> (A Contingent worker at Intel)