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 602822572 for ; Tue, 18 Apr 2023 12:42:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D6EF8C433EF; Tue, 18 Apr 2023 12:42:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681821762; bh=88B838DTdlpDW2SpNu5skgxEB44SPoNUziSs1+nBFws=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TIz5jiJbySC2iemwOQpOXrLL+LH/jWG1hQF1YcUJG/pHyH/gUZW4jB764r0y+mnBx piJ1PJgoCaBJPZlW1PgnazVxn6MJKnTnkvz/PEr5BVboQ4s9LHaW0mSlda2Wm1mAaR 7ISPYRKGFlOsH+XyWcja2I9ryA1zbhdjIo5r73xQ= 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 6.1 031/134] RDMA/irdma: Increase iWARP CM default rexmit count Date: Tue, 18 Apr 2023 14:21:27 +0200 Message-Id: <20230418120314.068823814@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230418120313.001025904@linuxfoundation.org> References: <20230418120313.001025904@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 19c284975fc7c..7feadb3e1eda3 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