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From: "Dave, Tushar N" <tushar.n.dave@intel.com>
To: Michal Kubecek <mkubecek@suse.cz>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "Kirsher, Jeffrey T" <jeffrey.t.kirsher@intel.com>,
	"davem@davemloft.net" <davem@davemloft.net>,
	"gospo@redhat.com" <gospo@redhat.com>,
	"sassmann@redhat.com" <sassmann@redhat.com>,
	"jbeulich@suse.com" <jbeulich@suse.com>
Subject: RE: [net-next 02/11] e1000: Adding e1000_dump function
Date: Wed, 8 Feb 2012 18:39:30 +0000	[thread overview]
Message-ID: <061C8A8601E8EE4CA8D8FD6990CEA89123BDE6@ORSMSX102.amr.corp.intel.com> (raw)
In-Reply-To: <1782836.alj52xdzPl@alaris>

>-----Original Message-----
>From: Michal Kubeček [mailto:mkubecek@suse.cz]
>Sent: Tuesday, February 07, 2012 9:38 AM
>To: netdev@vger.kernel.org
>Cc: Kirsher, Jeffrey T; davem@davemloft.net; Dave, Tushar N;
>gospo@redhat.com; sassmann@redhat.com; jbeulich@suse.com
>Subject: Re: [net-next 02/11] e1000: Adding e1000_dump function
>
>On Tuesday 07 of February 2012 04:33EN, Jeff Kirsher wrote:
>> +		if (netif_msg_pktdata(adapter) && buffer_info->dma != 0)
>> +			print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS,
>> +					16, 1, phys_to_virt(buffer_info->dma),
>> +					buffer_info->length, true);
>
>This might cause problems in Xen environment, we encountered a crash in
>e1000e where phys_to_virt() is used the same way. I'm not familiar with
>the details but this is what Jan Beulich wrote about it:

How did you fix the problem in e1000e then? I don't see bus_to_virt used in any of our Ethernet drivers.
Also when running in Xen which arch are you running on?

-Tushar

  reply	other threads:[~2012-02-08 18:39 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-07 12:33 [net-next 00/11][pull request] Intel Wired LAN Driver Updates Jeff Kirsher
2012-02-07 12:33 ` [net-next 01/11] igbvf: refactor Interrupt Throttle Rate code Jeff Kirsher
2012-02-07 12:33 ` [net-next 02/11] e1000: Adding e1000_dump function Jeff Kirsher
2012-02-07 15:40   ` Joe Perches
2012-02-07 18:19     ` [PATCH net-next] e1000: Neaten " Joe Perches
2012-02-07 19:09       ` Dave, Tushar N
2012-02-07 17:38   ` [net-next 02/11] e1000: Adding " Michal Kubeček
2012-02-08 18:39     ` Dave, Tushar N [this message]
2012-02-09  9:08       ` Jan Beulich
2012-02-13  8:24       ` Michal Kubeček
2012-02-07 12:33 ` [net-next 03/11] e1000e: add missing initializers reported when compiling with W=1 Jeff Kirsher
2012-02-07 12:33 ` [net-next 04/11] e1000e: cleanup - check return values consistently Jeff Kirsher
2012-02-07 12:33 ` [net-next 05/11] e1000e: cleanup e1000_init_mac_params_80003es2lan() Jeff Kirsher
2012-02-07 12:33 ` [net-next 06/11] e1000e: cleanup e1000_init_mac_params_82571() Jeff Kirsher
2012-02-07 12:33 ` [net-next 07/11] e1000e: cleanup e1000_set_phys_id Jeff Kirsher
2012-02-07 12:33 ` [net-next 08/11] e1000e: cleanup - use braces in both branches of a conditional statement Jeff Kirsher
2012-02-07 12:33 ` [net-next 09/11] e1000e: fix checkpatch warning from MINMAX test Jeff Kirsher
2012-02-07 12:33 ` [net-next 10/11] e1000e: fix sparse warnings with -D__CHECK_ENDIAN__ Jeff Kirsher
2012-02-07 12:58   ` David Laight
2012-02-07 17:16     ` David Miller
2012-02-07 12:33 ` [net-next 11/11] e1000e: minor whitespace and indentation cleanup Jeff Kirsher
2012-02-07 17:27 ` [net-next 00/11][pull request] Intel Wired LAN Driver Updates David Miller

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