From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B0479C678D4 for ; Tue, 7 Mar 2023 17:27:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231582AbjCGR07 (ORCPT ); Tue, 7 Mar 2023 12:26:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231359AbjCGR0c (ORCPT ); Tue, 7 Mar 2023 12:26:32 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A959D9E64B for ; Tue, 7 Mar 2023 09:21:17 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id EB7CC614FF for ; Tue, 7 Mar 2023 17:21:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 06A76C4339C; Tue, 7 Mar 2023 17:21:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678209676; bh=TbyhC4xk6PT+sJMiZKaIGUTHX1jSdcDGg1cjA0fDZsE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OKT7w82EX14BeYQ/a+AJTMKwAkujRBCNe69WqSAazA5bXxD2ee/kRS9uphYQw9qQs 3rPtIcMf4fF7g7YkQHfmczkbz0iFNIi6sf9z69sEpKt9fcijqSS5+SJHtBEA9nYffR M7Q0MQp6UWflR2JE0uAoLmaxkECEL9+52oiFmIOA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Eran Ben Elisha , Majd Dibbiny , Jack Morgenstein , Saeed Mahameed , Sasha Levin Subject: [PATCH 6.2 0254/1001] net/mlx5: Enhance debug print in page allocation failure Date: Tue, 7 Mar 2023 17:50:26 +0100 Message-Id: <20230307170032.778193375@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170022.094103862@linuxfoundation.org> References: <20230307170022.094103862@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jack Morgenstein [ Upstream commit 7eef93003e5d20e1a6a6e59e12d914b5431cbda2 ] Provide more details to aid debugging. Fixes: bf0bf77f6519 ("mlx5: Support communicating arbitrary host page size to firmware") Signed-off-by: Eran Ben Elisha Signed-off-by: Majd Dibbiny Signed-off-by: Jack Morgenstein Signed-off-by: Saeed Mahameed Signed-off-by: Sasha Levin --- drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index 0eb50be175cc4..64d4e7125e9bb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -219,7 +219,8 @@ static int alloc_4k(struct mlx5_core_dev *dev, u64 *addr, u32 function) n = find_first_bit(&fp->bitmask, 8 * sizeof(fp->bitmask)); if (n >= MLX5_NUM_4K_IN_PAGE) { - mlx5_core_warn(dev, "alloc 4k bug\n"); + mlx5_core_warn(dev, "alloc 4k bug: fw page = 0x%llx, n = %u, bitmask: %lu, max num of 4K pages: %d\n", + fp->addr, n, fp->bitmask, MLX5_NUM_4K_IN_PAGE); return -ENOENT; } clear_bit(n, &fp->bitmask); -- 2.39.2