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From: Jakub Kicinski <kuba@kernel.org>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	ecree.xilinx@gmail.com, michael.chan@broadcom.com,
	horms@kernel.org, pavan.chebbi@broadcom.com,
	przemyslaw.kitszel@intel.com, Jakub Kicinski <kuba@kernel.org>
Subject: [PATCH net-next 06/11] eth: bnxt: depend on core cleaning up RSS contexts
Date: Thu, 11 Jul 2024 15:07:08 -0700	[thread overview]
Message-ID: <20240711220713.283778-7-kuba@kernel.org> (raw)
In-Reply-To: <20240711220713.283778-1-kuba@kernel.org>

New RSS context API removes old contexts on netdev unregister.
No need to wipe them manually.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c         | 11 ++++-------
 drivers/net/ethernet/broadcom/bnxt/bnxt.h         |  2 +-
 drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c |  2 +-
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 026ceaa0b329..d6a4ce5066c6 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -10274,12 +10274,12 @@ struct bnxt_rss_ctx *bnxt_alloc_rss_ctx(struct bnxt *bp)
 	return rss_ctx;
 }
 
-void bnxt_clear_rss_ctxs(struct bnxt *bp, bool all)
+void bnxt_clear_rss_ctxs(struct bnxt *bp)
 {
 	struct bnxt_rss_ctx *rss_ctx, *tmp;
 
 	list_for_each_entry_safe(rss_ctx, tmp, &bp->rss_ctx_list, list)
-		bnxt_del_one_rss_ctx(bp, rss_ctx, all);
+		bnxt_del_one_rss_ctx(bp, rss_ctx, false);
 }
 
 static void bnxt_init_multi_rss_ctx(struct bnxt *bp)
@@ -12331,7 +12331,7 @@ static void __bnxt_close_nic(struct bnxt *bp, bool irq_re_init,
 		msleep(20);
 
 	if (BNXT_SUPPORTS_MULTI_RSS_CTX(bp))
-		bnxt_clear_rss_ctxs(bp, false);
+		bnxt_clear_rss_ctxs(bp);
 	/* Flush rings and disable interrupts */
 	bnxt_shutdown_nic(bp, irq_re_init);
 
@@ -15246,8 +15246,7 @@ static void bnxt_remove_one(struct pci_dev *pdev)
 
 	bnxt_free_l2_filters(bp, true);
 	bnxt_free_ntp_fltrs(bp, true);
-	if (BNXT_SUPPORTS_MULTI_RSS_CTX(bp))
-		bnxt_clear_rss_ctxs(bp, true);
+	WARN_ON(bp->num_rss_ctx);
 	clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
 	/* Flush any pending tasks */
 	cancel_work_sync(&bp->sp_task);
@@ -15898,8 +15897,6 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	bnxt_clear_int_mode(bp);
 
 init_err_pci_clean:
-	if (BNXT_SUPPORTS_MULTI_RSS_CTX(bp))
-		bnxt_clear_rss_ctxs(bp, true);
 	bnxt_hwrm_func_drv_unrgtr(bp);
 	bnxt_free_hwrm_resources(bp);
 	bnxt_hwmon_uninit(bp);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 9b0c6656ce27..df96524a8b8b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -2847,7 +2847,7 @@ int __bnxt_setup_vnic_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic);
 void bnxt_del_one_rss_ctx(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx,
 			  bool all);
 struct bnxt_rss_ctx *bnxt_alloc_rss_ctx(struct bnxt *bp);
-void bnxt_clear_rss_ctxs(struct bnxt *bp, bool all);
+void bnxt_clear_rss_ctxs(struct bnxt *bp);
 int bnxt_open_nic(struct bnxt *, bool, bool);
 int bnxt_half_open_nic(struct bnxt *bp);
 void bnxt_half_close_nic(struct bnxt *bp);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 04855846b5f6..5a64c0ea56c0 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -976,7 +976,7 @@ static int bnxt_set_channels(struct net_device *dev,
 
 	bnxt_clear_usr_fltrs(bp, true);
 	if (BNXT_SUPPORTS_MULTI_RSS_CTX(bp))
-		bnxt_clear_rss_ctxs(bp, false);
+		bnxt_clear_rss_ctxs(bp);
 	if (netif_running(dev)) {
 		if (BNXT_PF(bp)) {
 			/* TODO CHIMP_FW: Send message to all VF's
-- 
2.45.2


  parent reply	other threads:[~2024-07-11 22:07 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-11 22:07 [PATCH net-next 00/11] eth: bnxt: use the new RSS API Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 01/11] net: ethtool: let drivers remove lost RSS contexts Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 02/11] net: ethtool: let drivers declare max size of RSS indir table and key Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 03/11] eth: bnxt: allow deleting RSS contexts when the device is down Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 04/11] eth: bnxt: move from .set_rxfh to .create_rxfh_context and friends Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 05/11] eth: bnxt: remove rss_ctx_bmap Jakub Kicinski
2024-07-11 22:07 ` Jakub Kicinski [this message]
2024-07-11 22:07 ` [PATCH net-next 07/11] eth: bnxt: use context priv for struct bnxt_rss_ctx Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 08/11] eth: bnxt: use the RSS context XArray instead of the local list Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 09/11] eth: bnxt: pad out the correct indirection table Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 10/11] eth: bnxt: bump the entry size in indir tables to u32 Jakub Kicinski
2024-07-11 22:07 ` [PATCH net-next 11/11] eth: bnxt: use the indir table from ethtool context Jakub Kicinski
2024-07-12  5:08 ` [PATCH net-next 00/11] eth: bnxt: use the new RSS API Pavan Chebbi
2024-07-13  5:30 ` patchwork-bot+netdevbpf
  -- strict thread matches above, loose matches on Subject: below --
2024-07-02 23:47 Jakub Kicinski
2024-07-02 23:47 ` [PATCH net-next 06/11] eth: bnxt: depend on core cleaning up RSS contexts Jakub Kicinski

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