From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 910AE1CADB7; Sun, 24 Mar 2024 22:46:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711320389; cv=none; b=g1PIVYGQapMjheGjftMz5A1PBozzW4eQLiupJDo1+tlQYrMNtwtypzSMMXPfrUCs5oEeEj+quVjVZ1zD7MW5NG282QKBs1lPPZQHqEnqyqf1ggfWrTcXWfRKZHamMqRLWotw+1TvkpX0whWllIRjalMc21Ig/EA/YaHSCl7GBCw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711320389; c=relaxed/simple; bh=D0aVCUchj4fSjHjaibxfDzG7yWzsW9jxSYg7diF+IBc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gMAOAe1MNV28XxvYRoItd4ArlxbVkmN7+9n1Cju6CIi4eEm5kbCsQdH6Jh5ZfqCXdYmjbrZ+nuMALG0JNk+pUSKm0YhlzLwDx63iB1GNkUEUVWNuYJGpyVXVifqvY2GRi5jP7IWmbreuGn4ioxukPevWeyT8tiOUwdbSkBWBfBk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fjQ5Onp6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fjQ5Onp6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4270C433A6; Sun, 24 Mar 2024 22:46:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711320389; bh=D0aVCUchj4fSjHjaibxfDzG7yWzsW9jxSYg7diF+IBc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fjQ5Onp6zRW/LL1ph1dGOTY0Z2NJYnI2NMOB4QLaWk0l9ub/Lf/MrF2jZy1SSzvdO vk5cJHWTHX7hMkjw56ZRiAIaKnMMtj2hbim9uerf4KRDK8CF53vgeoaoDaKEv5g2bu nHkK59QcyjfCRzLwW1hNKqoI7CvvupM5FezCmAz98Hjb6QL7eGyVBHoVaHGdxXmLpF btXo8UvlTZP969rqx3KOm6q7GzOKZSaWe8bTb+YOa6OeYqrMdorTiWFbsFSLI3Ose+ JM5sZ0mGfXUZCTnTS6OYNNak4LJ+AoxDqnIm9t8d734oMUHbpgllQ3opgjcqpfEqnJ vtqZwjNRuuKZA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Subbaraya Sundeep , "David S . Miller" , Sasha Levin Subject: [PATCH 6.8 695/715] octeontx2-pf: Send UP messages to VF only when VF is up. Date: Sun, 24 Mar 2024 18:34:34 -0400 Message-ID: <20240324223455.1342824-696-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240324223455.1342824-1-sashal@kernel.org> References: <20240324223455.1342824-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Subbaraya Sundeep [ Upstream commit dfcf6355f53b1796cf7fd50a4f27b18ee6a3497a ] When PF sending link status messages to VF, it is possible that by the time link_event_task work function is executed VF might have brought down. Hence before sending VF link status message check whether VF is up to receive it. Fixes: ad513ed938c9 ("octeontx2-vf: Link event notification support") Signed-off-by: Subbaraya Sundeep Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index f85d38fab3211..b40bd0e467514 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -3122,6 +3122,9 @@ static void otx2_vf_link_event_task(struct work_struct *work) vf_idx = config - config->pf->vf_configs; pf = config->pf; + if (config->intf_down) + return; + mutex_lock(&pf->mbox.lock); dwork = &config->link_event_work; -- 2.43.0