linux-kernel - Re: [PATCH v6 2/3] IB/ipath: add counting for MTRR

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Date:	Thu, 11 Jun 2015 23:36:42 -0400
From:	Doug Ledford <dledford@...hat.com>
To:	Borislav Petkov <bp@...e.de>
CC:	"Luis R. Rodriguez" <mcgrof@...not-panic.com>,
	mchehab@....samsung.com, tomi.valkeinen@...com,
	bhelgaas@...gle.com, luto@...capital.net,
	linux-media@...r.kernel.org, linux-rdma@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Luis R. Rodriguez" <mcgrof@...e.com>,
	Toshi Kani <toshi.kani@...com>,
	Roland Dreier <roland@...nel.org>,
	Sean Hefty <sean.hefty@...el.com>,
	Hal Rosenstock <hal.rosenstock@...il.com>,
	Suresh Siddha <sbsiddha@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Juergen Gross <jgross@...e.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Dave Airlie <airlied@...hat.com>,
	Antonino Daplas <adaplas@...il.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	infinipath@...el.com, linux-fbdev@...r.kernel.org
Subject: Re: [PATCH v6 2/3] IB/ipath: add counting for MTRR

On 06/11/2015 03:54 PM, Borislav Petkov wrote:
> On Thu, Jun 11, 2015 at 10:50:01AM -0700, Luis R. Rodriguez wrote:
>> From: "Luis R. Rodriguez" <mcgrof@...e.com>
>>
>> There is no good reason not to, we eventually delete it as well.
>>
>> Cc: Toshi Kani <toshi.kani@...com>
>> Cc: Roland Dreier <roland@...nel.org>
>> Cc: Sean Hefty <sean.hefty@...el.com>
>> Cc: Hal Rosenstock <hal.rosenstock@...il.com>
>> Cc: Suresh Siddha <sbsiddha@...il.com>
>> Cc: Ingo Molnar <mingo@...e.hu>
>> Cc: Thomas Gleixner <tglx@...utronix.de>
>> Cc: Juergen Gross <jgross@...e.com>
>> Cc: Daniel Vetter <daniel.vetter@...ll.ch>
>> Cc: Andy Lutomirski <luto@...capital.net>
>> Cc: Dave Airlie <airlied@...hat.com>
>> Cc: Antonino Daplas <adaplas@...il.com>
>> Cc: Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>
>> Cc: Tomi Valkeinen <tomi.valkeinen@...com>
>> Cc: infinipath@...el.com
>> Cc: linux-rdma@...r.kernel.org
>> Cc: linux-fbdev@...r.kernel.org
>> Cc: linux-kernel@...r.kernel.org
>> Signed-off-by: Luis R. Rodriguez <mcgrof@...e.com>
>> ---
>>  drivers/infiniband/hw/ipath/ipath_wc_x86_64.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c b/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c
>> index 4ad0b93..70c1f3a 100644
>> --- a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c
>> +++ b/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c
>> @@ -127,7 +127,7 @@ int ipath_enable_wc(struct ipath_devdata *dd)
>>  			   "(addr %llx, len=0x%llx)\n",
>>  			   (unsigned long long) pioaddr,
>>  			   (unsigned long long) piolen);
>> -		cookie = mtrr_add(pioaddr, piolen, MTRR_TYPE_WRCOMB, 0);
>> +		cookie = mtrr_add(pioaddr, piolen, MTRR_TYPE_WRCOMB, 1);
>>  		if (cookie < 0) {
>>  			{
>>  				dev_info(&dd->pcidev->dev,
>> --
> 
> Doug, ack?
> 

Ack.



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