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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Christian Zigotzky <chzigotzky@xenosoft.de>,
	linuxppc-dev@lists.ozlabs.org
Cc: darren@stevens-zone.net
Subject: Re: PAGE_GUARDED
Date: Mon, 23 May 2016 18:01:47 +1000	[thread overview]
Message-ID: <1463990507.3078.16.camel@kernel.crashing.org> (raw)
In-Reply-To: <8B4C4AB7-5C17-4992-935A-361153472793@xenosoft.de>

On Mon, 2016-05-23 at 06:38 +0200, Christian Zigotzky wrote:
> Hi All,
> 
> You removed PAGE_GUARDED in the commit  
> 
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commi
> t/?id=c04a5880299eab3da8c10547db96ea9cdffd44a6
> 
> We use
> 
> range.size, _PAGE_NO_CACHE|_PAGE_GUARDED);
> 
> This doesn't work anymore. What can we use instead?

You should just use pgprot_noncached()

Cheers,
Ben.

  reply	other threads:[~2016-05-23  8:01 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-23  4:38 PAGE_GUARDED Christian Zigotzky
2016-05-23  8:01 ` Benjamin Herrenschmidt [this message]
2016-05-24 10:48   ` PAGE_GUARDED Christian Zigotzky
2016-05-24 11:16     ` PAGE_GUARDED Benjamin Herrenschmidt
2016-05-24 13:37       ` PAGE_GUARDED Christian Zigotzky
2016-05-24 15:37         ` PAGE_GUARDED Aneesh Kumar K.V
2016-05-25  6:58           ` PAGE_GUARDED Christian Zigotzky
2016-05-25 11:44             ` PAGE_GUARDED Christian Zigotzky
2016-06-04  7:19           ` Kernel 4.7: PAGE_GUARDED and _PAGE_NO_CACHE Christian Zigotzky
2016-06-04  7:40             ` Christian Zigotzky
2016-06-04 11:08               ` Christian Zigotzky
2016-06-04 14:46                 ` Aneesh Kumar K.V
2016-06-04 15:13                   ` Christian Zigotzky
2016-06-04 15:25                     ` Christian Zigotzky
2016-06-05 16:09                       ` Christian Zigotzky
2016-06-06  0:57                         ` Michael Ellerman
2016-06-06  1:23                           ` Julian Margetson
2016-06-06  2:00                             ` Michael Ellerman
2016-06-06  8:59                               ` Julian Margetson
2016-06-06  0:54                   ` Michael Ellerman
2016-06-04 14:42               ` Aneesh Kumar K.V
2016-06-04 15:07                 ` Christian Zigotzky
2016-06-06  0:51                   ` Michael Ellerman
2016-06-06  5:21                     ` Christian Zigotzky
2016-06-07 20:17                     ` Christian Zigotzky
2016-06-07 22:14                       ` Christian Zigotzky
2016-06-08  1:51                         ` Michael Ellerman
2016-06-08  2:52                       ` Michael Ellerman
2016-06-08 10:58                         ` Christian Zigotzky
2016-06-08 11:30                           ` Michael Ellerman
2016-06-08 12:50                             ` Christian Zigotzky
2016-06-08 11:33                       ` Darren Stevens
2016-06-08 13:24                         ` Christian Zigotzky
2016-06-08 13:51                         ` Christian Zigotzky
2016-06-08 13:52                         ` Michael Ellerman
2016-06-08 15:11                         ` Aneesh Kumar K.V
2016-06-08 15:47                           ` Christian Zigotzky
2016-06-09  8:48                             ` Christian Zigotzky
2016-06-09 11:15                               ` Michael Ellerman
2016-06-09 13:13                                 ` Christian Zigotzky
2016-06-13  8:14                                   ` Christian Zigotzky
2016-06-13  8:19                                     ` Benjamin Herrenschmidt
2016-06-13 18:09                                       ` Christian Zigotzky
2016-06-22 19:07                                         ` Christian Zigotzky
2016-06-22 19:58                                           ` luigi burdo

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