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ice: Fix reset handler

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[ Upstream commit 25a7123579 ]

Synchronize OICR IRQ when preparing for reset to avoid potential
race conditions between the reset procedure and OICR

Fixes: 4aad533596 ("ice: add individual interrupt allocation")
Signed-off-by: Grzegorz Nitka <grzegorz.nitka@intel.com>
Signed-off-by: Sergey Temerkhanov <sergey.temerkhanov@intel.com>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Grzegorz Nitka 2024-07-15 17:39:10 +02:00 committed by Greg Kroah-Hartman
parent 3b1fae78be
commit 3e94132335
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/intel/ice/ice_main.c
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@ -557,6 +557,8 @@ ice_prepare_for_reset(struct ice_pf *pf, enum ice_reset_req reset_type)
if (test_bit(ICE_PREPARED_FOR_RESET, pf->state))
return;
synchronize_irq(pf->oicr_irq.virq);
ice_unplug_aux_dev(pf);
/* Notify VFs of impending reset */