netdev - [PATCH net-next v9 3/6] ice: clear NAPI's IRQ numbers in ice_vsi_clear_napi

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20250224232228.990783-4-ahmed.zaki@intel.com>
Date: Mon, 24 Feb 2025 16:22:24 -0700
From: Ahmed Zaki <ahmed.zaki@...el.com>
To: netdev@...r.kernel.org
Cc: intel-wired-lan@...ts.osuosl.org,
	andrew+netdev@...n.ch,
	edumazet@...gle.com,
	kuba@...nel.org,
	horms@...nel.org,
	pabeni@...hat.com,
	davem@...emloft.net,
	michael.chan@...adcom.com,
	tariqt@...dia.com,
	anthony.l.nguyen@...el.com,
	przemyslaw.kitszel@...el.com,
	jdamato@...tly.com,
	shayd@...dia.com,
	akpm@...ux-foundation.org,
	shayagr@...zon.com,
	Ahmed Zaki <ahmed.zaki@...el.com>
Subject: [PATCH net-next v9 3/6] ice: clear NAPI's IRQ numbers in ice_vsi_clear_napi_queues()

We set the NAPI's IRQ number in ice_vsi_set_napi_queues(). Clear the
NAPI's IRQ in ice_vsi_clear_napi_queues().

Signed-off-by: Ahmed Zaki <ahmed.zaki@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_lib.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 7f5b229cab05..ce30674abf8f 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -2765,11 +2765,18 @@ void ice_vsi_set_napi_queues(struct ice_vsi *vsi)
 void ice_vsi_clear_napi_queues(struct ice_vsi *vsi)
 {
 	struct net_device *netdev = vsi->netdev;
-	int q_idx;
+	int q_idx, v_idx;
 
 	if (!netdev)
 		return;
 
+	/* Clear the NAPI's interrupt number */
+	ice_for_each_q_vector(vsi, v_idx) {
+		struct ice_q_vector *q_vector = vsi->q_vectors[v_idx];
+
+		netif_napi_set_irq(&q_vector->napi, -1);
+	}
+
 	ice_for_each_txq(vsi, q_idx)
 		netif_queue_set_napi(netdev, q_idx, NETDEV_QUEUE_TYPE_TX, NULL);
 
-- 
2.43.0