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

[Rinitha, SX]

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of Sergey Temerkhanov
> Sent: 01 June 2026 14:50
> To: intel-wired-lan at lists.osuosl.org
> Cc: netdev at vger.kernel.org
> 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 <sergey.temerkhanov at intel.com>
> Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski at intel.com>
> Tested-by: Frederick Lawler <fred at cloudflare.com>
> ---
> 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 <sx.rinitha at intel.com> (A Contingent worker at Intel)