From patchwork Wed Mar 19 10:26:41 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kurt Kanzenbach X-Patchwork-Id: 14022414 X-Patchwork-Delegate: kuba@kernel.org Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3A5681F585C for ; Wed, 19 Mar 2025 10:26:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742380014; cv=none; b=A4mecIv/e5hRO8Oit4O+Nj9XhMPnMfjyb/ggfvj0x/luVIuQGlqPq8GwBrUiKz+kRzgD3/542dti/r4XtNeh7919wZXeqJJYestHjcU5phXGgORY0aPxV6WcKSUOwmoeNjXc8J4+fPbnG0kNFZfaUdPKbYuuHZEOXDtbot4kxvU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742380014; c=relaxed/simple; bh=xpJo7BniFeJ3qScURG1VqRE0BIITF7LM9GR7lZ/lQ20=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=n/BanoWaRUzTPmF0bbSe0f/CzHX+uhZSr+9/ISdOG3qa+Bkj1sgXWumJ+8OhmobnoEPUtrPq6/9uzN/NETc036F1X99HqImsY2B7zZ2w53QZ1x5TUr6w6SNCs+YftF3vV5DyEc/U9faEzjnbZMxOcWQg6jFRH3XRW4twAu1teUo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=VRC3lGlv; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=t/rPAshR; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="VRC3lGlv"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="t/rPAshR" From: Kurt Kanzenbach DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1742380009; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bVqYEppXH5Ay8ZuM4WwVPsIdI6zdDIi+KShL59kFbbY=; b=VRC3lGlv37Y8RgWJR26Eoztiy5KVcUgjLKLKVmKImq1iGtGn9tJF8T4NbxTu9DS1dL8OpZ o+PA+lGxl6yZGdFCuRt+rnj618g7ShuLj3MxgFDIDfGbzqM7fHFQRoSoQ5oaK3i6pJkzoo kCd0qF5F1rCKsLpCT5pnw3YezlrqubOBDenQhM3parnBGJaJzda+HkNZwU/86XplGW8dBI O4HuP/mP2hDJM1Tha73FbHZBZoPArw360wEl6Nx7xqd+uBuoUTUfQjglob4/WqBoZUuoSe aBQGGvMaXYX41Hz1vl87ohxn5ODn3PZhY77nTocl3oBXCljsoEyjeFz5VCwVWg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1742380009; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bVqYEppXH5Ay8ZuM4WwVPsIdI6zdDIi+KShL59kFbbY=; b=t/rPAshR3XTT9hxQEo+sRIcAUD0B0FZjRZVblI3dGn72dwI1B5yFmM62h2B2sb9nz1O43I CmSlr0rhofmIIzDw== Date: Wed, 19 Mar 2025 11:26:41 +0100 Subject: [PATCH iwl-next v3 3/4] igb: Add support for persistent NAPI config Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250319-igb_irq-v3-3-b9ee902143dd@linutronix.de> References: <20250319-igb_irq-v3-0-b9ee902143dd@linutronix.de> In-Reply-To: <20250319-igb_irq-v3-0-b9ee902143dd@linutronix.de> To: Tony Nguyen , Przemek Kitszel Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Sebastian Andrzej Siewior , Joe Damato , Gerhard Engleder , intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, Kurt Kanzenbach , Aleksandr Loktionov , Rinitha S X-Developer-Signature: v=1; a=openpgp-sha256; l=1224; i=kurt@linutronix.de; h=from:subject:message-id; bh=xpJo7BniFeJ3qScURG1VqRE0BIITF7LM9GR7lZ/lQ20=; b=owEBbQKS/ZANAwAKAcGT0fKqRnOCAcsmYgBn2pvlwE/G17ZGwoTPzdOYfKeLHidnmvgijXbf2 votplR2quaJAjMEAAEKAB0WIQS8ub+yyMN909/bWZLBk9HyqkZzggUCZ9qb5QAKCRDBk9HyqkZz gpA+D/4kOhRIgomm0Ihhn1CykXlP9YXhPZl2ltxqFBZRFZ4ENKMa5rQJeNbhV9mwhVew7yVYJzF 5WCHACvaOn9pA3OoAsIYpUlTaI5u8UE79xRxnTaW3WYxVjEnXNZCPFTnGA7ZyiM6/s+GVB1eIDC U11JQF89MGI2xpu91xaTfxwkTZ0Exr8TdOtR4ep9XS0QdnsIcivVbBt2onSvSYSF3v6ZaK+5VHW 2WFZjjbk8MtxnIubCio7LgMGfSgz7ZDu/0gAUtLqOlpADbzM4zMJucrZWPpae0+uzsTLD7HWvvx 3u1RkxeLWQuAEp1C6EQopr/6Xa/j/ljoUtG4F+a6GK1eIeNGN4CeOoS2BebMbV59LKm/JOFr0V9 /7MGAj1f6a0tXx1uze8N6opYbljdGoUjE+q3ETHUMJfqDQAnXV9W4h8gmVr2cWfOEF1QCSSGd3b bk5afaC1pboX60gk2PTpok3zNpcG8ZnCfq0ElHFbwWt1SY5zo4/9/y4a/71/VIcYNDaJUg1tn/i anqO+j0UolNrOiqMbWRgG3Vqqsn2+cxz3WyC9aIjxDF6lcDuDR22ysqhhjrGwVLKah06hYq4hog e/pBGFjLFceAcfqpnWL/Id3+07bmjIvutirHqlFK4fKd+kRlr60NJ6/MH1yrJqOaLxG2Au1GWbT rQ95mNxcGY9rkiw== X-Developer-Key: i=kurt@linutronix.de; a=openpgp; fpr=BCB9BFB2C8C37DD3DFDB5992C193D1F2AA467382 X-Patchwork-Delegate: kuba@kernel.org Use netif_napi_add_config() to assign persistent per-NAPI config. This is useful for preserving NAPI settings when changing queue counts or for user space programs using SO_INCOMING_NAPI_ID. Reviewed-by: Joe Damato Reviewed-by: Aleksandr Loktionov Tested-by: Rinitha S (A Contingent worker at Intel) Signed-off-by: Kurt Kanzenbach --- drivers/net/ethernet/intel/igb/igb_main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 6870803a42455aa1d31f39beb027cf282064388f..054376d648da883f35d1dee5f879487b8adfd540 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1197,7 +1197,8 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter, return -ENOMEM; /* initialize NAPI */ - netif_napi_add(adapter->netdev, &q_vector->napi, igb_poll); + netif_napi_add_config(adapter->netdev, &q_vector->napi, igb_poll, + v_idx); /* tie q_vector and adapter together */ adapter->q_vector[v_idx] = q_vector;