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Message-ID: <20231108160104.86140-1-ivecera@redhat.com>
Date:   Wed,  8 Nov 2023 17:01:03 +0100
From:   Ivan Vecera <ivecera@...hat.com>
To:     intel-wired-lan@...ts.osuosl.org
Cc:     Jacob Keller <jacob.e.keller@...el.com>,
        Wojciech Drewek <wojciech.drewek@...el.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
        Neerav Parikh <neerav.parikh@...el.com>,
        netdev@...r.kernel.org (open list:NETWORKING DRIVERS),
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH iwl-net] i40e: Fix waiting for queues of all VSIs to be disabled

The function i40e_pf_wait_queues_disabled() iterates all PF's VSIs
up to 'pf->hw.func_caps.num_vsis' but this is incorrect because
the real number of VSIs can be up to 'pf->num_alloc_vsi' that
can be higher. Fix this loop.

Fixes: 69129dc39fac ("i40e: Modify Tx disable wait flow in case of DCB reconfiguration")
Signed-off-by: Ivan Vecera <ivecera@...hat.com>
---
 drivers/net/ethernet/intel/i40e/i40e_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 6a2907674583..de19d753ba83 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -5340,7 +5340,7 @@ static int i40e_pf_wait_queues_disabled(struct i40e_pf *pf)
 {
 	int v, ret = 0;
 
-	for (v = 0; v < pf->hw.func_caps.num_vsis; v++) {
+	for (v = 0; v < pf->num_alloc_vsi; v++) {
 		if (pf->vsi[v]) {
 			ret = i40e_vsi_wait_queues_disabled(pf->vsi[v]);
 			if (ret)
-- 
2.41.0

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