From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail2.candelatech.com ([208.74.158.173]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZPfGm-0006M4-IQ for ath10k@lists.infradead.org; Wed, 12 Aug 2015 23:17:16 +0000 Received: from [192.168.100.236] (firewall.candelatech.com [50.251.239.81]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mail2.candelatech.com (Postfix) with ESMTPSA id 53F7E40AEC4 for ; Wed, 12 Aug 2015 16:16:55 -0700 (PDT) Message-ID: <55CBD3E6.9050202@candelatech.com> Date: Wed, 12 Aug 2015 16:16:54 -0700 From: Ben Greear MIME-Version: 1.0 Subject: Out of DMA space? List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: ath10k I've been reloading the ath10k modules all afternoon, debugging issues in my CT firmware. I've been unloading firmware with pkts queued in the TX logic, and they could easily not be flushable at this piont. I just saw this...and machine hung. DMA: Out of SW-IOMMU space for 1984 bytes at device 0000:05:00.0 ath10k_pci 0000:05:00.0: failed to refill htt rx ring: -12 DMA: Out of SW-IOMMU space for 1984 bytes at device 0000:06:00.0 ath10k_pci 0000:06:00.0: failed to refill htt rx ring: -12 DMA: Out of SW-IOMMU space for 2048 bytes at device 0000:07:00.0 DMA: Out of SW-IOMMU space for 16 bytes at device 0000:07:00.0 Just FYI really...I haven't seen this before. Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k