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 8D661C77B76 for ; Tue, 18 Apr 2023 12:38:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231824AbjDRMiX (ORCPT ); Tue, 18 Apr 2023 08:38:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54258 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231797AbjDRMiU (ORCPT ); Tue, 18 Apr 2023 08:38:20 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 301801385B for ; Tue, 18 Apr 2023 05:38:09 -0700 (PDT) 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 B494C6251D for ; Tue, 18 Apr 2023 12:38:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C7D3AC433D2; Tue, 18 Apr 2023 12:38:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681821488; bh=o8HYq4fdM01Buf8QCIvK12/YoGV5iCfKux2t6+BK+Po=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gjAIxNMW2CM1M1701R5+Hx/4JIXyuC7DH7SBG1U4+JmT5CMNFwDHseVSKklCV0B3v w8u4nrrWpkdzfJyCxlinsv9IfDAympnEh7YbFkYduB7UUgZireFDvoEcZjHi4kOw31 pmjwT7mBPma35wjCNgj4ZFPhkMJ6vS1SsEwzbE9I= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mustafa Ismail , Shiraz Saleem , Leon Romanovsky , Sasha Levin Subject: [PATCH 5.15 21/91] RDMA/irdma: Increase iWARP CM default rexmit count Date: Tue, 18 Apr 2023 14:21:25 +0200 Message-Id: <20230418120306.323520636@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230418120305.520719816@linuxfoundation.org> References: <20230418120305.520719816@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: Mustafa Ismail [ Upstream commit 8385a875c9eecc429b2f72970efcbb0e5cb5b547 ] When running perftest with large number of connections in iWARP mode, the passive side could be slow to respond. Increase the rexmit counter default to allow scaling connections. Fixes: 146b9756f14c ("RDMA/irdma: Add connection manager") Signed-off-by: Mustafa Ismail Signed-off-by: Shiraz Saleem Link: https://lore.kernel.org/r/20230315145231.931-4-shiraz.saleem@intel.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/hw/irdma/cm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/irdma/cm.h b/drivers/infiniband/hw/irdma/cm.h index d03cd29333eab..2b0fb5a6b3001 100644 --- a/drivers/infiniband/hw/irdma/cm.h +++ b/drivers/infiniband/hw/irdma/cm.h @@ -41,7 +41,7 @@ #define TCP_OPTIONS_PADDING 3 #define IRDMA_DEFAULT_RETRYS 64 -#define IRDMA_DEFAULT_RETRANS 8 +#define IRDMA_DEFAULT_RETRANS 32 #define IRDMA_DEFAULT_TTL 0x40 #define IRDMA_DEFAULT_RTT_VAR 6 #define IRDMA_DEFAULT_SS_THRESH 0x3fffffff -- 2.39.2