From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 13 Sep 2022 11:07:54 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1oY1ta-003Siq-Cg for lore@lore.pengutronix.de; Tue, 13 Sep 2022 11:07:54 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oY1tZ-0008SD-AB for lore@pengutronix.de; Tue, 13 Sep 2022 11:07:53 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:Message-Id:Date:Subject:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=vzWjf6ubN/LFWkjSODYk/rDnfi4wFtZJNEEGzJsH00E=; b=pwR/22FxYxugif Ml8rBXysb46VBzvWBB8GoR7A+9lKtBS3UzJKr4IqKY6bV6D2Aw82+mkHO5bUsrucGC6elERcZeXW9 uLw9DP3Xh42Id4kdsvq+Ifcn5UEHX8E+o0rTUOaPZd4fSWoDsDx/mfLqhAGKC5iKMtkMi4/Go51RT mRj50FUBsbhh3yvzC1Hir6m4d/0z7Uh3MULUYV27UwyDPSZ/Z1O6uNGFISYfHPIGefccE0ikfS/la lQC987563JBZSw0e2tYq1spO46E5goGuEIviBPYDV8hA6JrEERn1n+7UfB9ecNgTPrFzeaf297yHJ +QmRtU3XQW2U/QmxJvSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oY1rs-004soh-H7; Tue, 13 Sep 2022 09:06:08 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oY1rX-004saY-GS for barebox@lists.infradead.org; Tue, 13 Sep 2022 09:05:50 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oY1rW-00082d-7N; Tue, 13 Sep 2022 11:05:46 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1oY1rW-000Sna-Ug; Tue, 13 Sep 2022 11:05:45 +0200 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1oY1rU-00CWOu-OY; Tue, 13 Sep 2022 11:05:44 +0200 From: Sascha Hauer To: Barebox List Date: Tue, 13 Sep 2022 11:05:43 +0200 Message-Id: <20220913090543.2980771-1-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220913_020549_441198_17B2D8D9 X-CRM114-Status: GOOD ( 10.86 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Enrico Scholz Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH] ARM: imx_v7_defconfig: Limit TFTP window size X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) The FEC ethernet controller is too slow to catch up with a gigabit link. This hasn't been a problem until now, because the protocols we use in barebox only have a single packet in flight. With TFTP window size support and a gigabit link though we get receive buffer overruns resulting in messages like: WARNING: eth0: error frame: 0x2feca098 0x00000806 The resulting speed is slower than without TFTP windowsize support due to the necessary retransmits. Limit the window size to a value that seems to be working on i.MX6 boards. Signed-off-by: Sascha Hauer --- arch/arm/configs/imx_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/imx_v7_defconfig b/arch/arm/configs/imx_v7_defconfig index df2304eae9..d07abe28ae 100644 --- a/arch/arm/configs/imx_v7_defconfig +++ b/arch/arm/configs/imx_v7_defconfig @@ -210,6 +210,7 @@ CONFIG_GENERIC_PHY=y CONFIG_USB_NOP_XCEIV=y CONFIG_FS_EXT4=y CONFIG_FS_TFTP=y +CONFIG_FS_TFTP_MAX_WINDOW_SIZE=8 CONFIG_FS_NFS=y CONFIG_FS_FAT=y CONFIG_FS_FAT_WRITE=y -- 2.30.2