Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

tools/testing/selftests/net/mptcp/mptcp_join.sh
  34aa6e3bccd8 ("selftests: mptcp: add ip mptcp wrappers")

  857898eb4b28 ("selftests: mptcp: add missing join check")
  6ef84b1517e0 ("selftests: mptcp: more robust signal race test")
https://lore.kernel.org/all/20220221131842.468893-1-broonie@kernel.org/

drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c
  fb7e76ea3f3b6 ("net/mlx5e: TC, Skip redundant ct clear actions")
  c63741b426e11 ("net/mlx5e: Fix MPLSoUDP encap to use MPLS action information")

  09bf97923224f ("net/mlx5e: TC, Move pedit_headers_action to parse_attr")
  84ba8062e383 ("net/mlx5e: Test CT and SAMPLE on flow attr")
  efe6f961cd2e ("net/mlx5e: CT, Don't set flow flag CT for ct clear flow")
  3b49a7edec1d ("net/mlx5e: TC, Reject rules with multiple CT actions")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 25 insertions, 17 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index 02a8c15d2bf3..455ce5dd0031 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -502,8 +502,6 @@ void ice_free_vfs(struct ice_pf *pf)
 	struct ice_hw *hw = &pf->hw;
 	unsigned int tmp, i;
 
-	set_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state);
-
 	if (!pf->vf)
 		return;
 
@@ -521,22 +519,26 @@ void ice_free_vfs(struct ice_pf *pf)
 	else
 		dev_warn(dev, "VFs are assigned - not disabling SR-IOV\n");
 
-	/* Avoid wait time by stopping all VFs at the same time */
-	ice_for_each_vf(pf, i)
-		ice_dis_vf_qs(&pf->vf[i]);
-
 	tmp = pf->num_alloc_vfs;
 	pf->num_qps_per_vf = 0;
 	pf->num_alloc_vfs = 0;
 	for (i = 0; i < tmp; i++) {
-		if (test_bit(ICE_VF_STATE_INIT, pf->vf[i].vf_states)) {
+		struct ice_vf *vf = &pf->vf[i];
+
+		mutex_lock(&vf->cfg_lock);
+
+		ice_dis_vf_qs(vf);
+
+		if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
 			/* disable VF qp mappings and set VF disable state */
-			ice_dis_vf_mappings(&pf->vf[i]);
-			set_bit(ICE_VF_STATE_DIS, pf->vf[i].vf_states);
-			ice_free_vf_res(&pf->vf[i]);
+			ice_dis_vf_mappings(vf);
+			set_bit(ICE_VF_STATE_DIS, vf->vf_states);
+			ice_free_vf_res(vf);
 		}
 
-		mutex_destroy(&pf->vf[i].cfg_lock);
+		mutex_unlock(&vf->cfg_lock);
+
+		mutex_destroy(&vf->cfg_lock);
 	}
 
 	if (ice_sriov_free_msix_res(pf))
@@ -572,7 +574,6 @@ void ice_free_vfs(struct ice_pf *pf)
 				i);
 
 	clear_bit(ICE_VF_DIS, pf->state);
-	clear_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state);
 	clear_bit(ICE_FLAG_SRIOV_ENA, pf->flags);
 }
 
@@ -1564,6 +1565,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr)
 	ice_for_each_vf(pf, v) {
 		vf = &pf->vf[v];
 
+		mutex_lock(&vf->cfg_lock);
+
 		vf->driver_caps = 0;
 		ice_vc_set_default_allowlist(vf);
 
@@ -1578,6 +1581,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr)
 		ice_vf_pre_vsi_rebuild(vf);
 		ice_vf_rebuild_vsi(vf);
 		ice_vf_post_vsi_rebuild(vf);
+
+		mutex_unlock(&vf->cfg_lock);
 	}
 
 	if (ice_is_eswitch_mode_switchdev(pf))
@@ -1628,6 +1633,8 @@ bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
 	u32 reg;
 	int i;
 
+	lockdep_assert_held(&vf->cfg_lock);
+
 	dev = ice_pf_to_dev(pf);
 
 	if (test_bit(ICE_VF_RESETS_DISABLED, pf->state)) {
@@ -2143,9 +2150,12 @@ void ice_process_vflr_event(struct ice_pf *pf)
 		bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32;
 		/* read GLGEN_VFLRSTAT register to find out the flr VFs */
 		reg = rd32(hw, GLGEN_VFLRSTAT(reg_idx));
-		if (reg & BIT(bit_idx))
+		if (reg & BIT(bit_idx)) {
 			/* GLGEN_VFLRSTAT bit will be cleared in ice_reset_vf */
+			mutex_lock(&vf->cfg_lock);
 			ice_reset_vf(vf, true);
+			mutex_unlock(&vf->cfg_lock);
+		}
 	}
 }
 
@@ -2222,7 +2232,9 @@ ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event)
 	if (!vf)
 		return;
 
+	mutex_lock(&vf->cfg_lock);
 	ice_vc_reset_vf(vf);
+	mutex_unlock(&vf->cfg_lock);
 }
 
 /**
@@ -5759,10 +5771,6 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event)
 	struct device *dev;
 	int err = 0;
 
-	/* if de-init is underway, don't process messages from VF */
-	if (test_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state))
-		return;
-
 	dev = ice_pf_to_dev(pf);
 	if (ice_validate_vf_id(pf, vf_id)) {
 		err = -EINVAL;