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From: Michal Hocko <mhocko@kernel.org>
To: "Thomas Hellström (VMware)" <thomas_os@shipmail.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org, pv-drivers@vmware.com,
	linux-graphics-maintainer@vmware.com,
	"Thomas Hellstrom" <thellstrom@vmware.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	"Ralph Campbell" <rcampbell@nvidia.com>,
	"Jérôme Glisse" <jglisse@redhat.com>,
	"Christian König" <christian.koenig@amd.com>
Subject: Re: [PATCH v2 1/2] mm: Add and export vmf_insert_mixed_prot()
Date: Wed, 4 Dec 2019 14:48:50 +0100
Message-ID: <20191204134850.GG25242@dhcp22.suse.cz> (raw)
In-Reply-To: <20191203104853.4378-2-thomas_os@shipmail.org>

On Tue 03-12-19 11:48:52, Thomas Hellström (VMware) wrote:
> From: Thomas Hellstrom <thellstrom@vmware.com>
> 
> The TTM module today uses a hack to be able to set a different page
> protection than struct vm_area_struct::vm_page_prot. To be able to do
> this properly, add and export vmf_insert_mixed_prot().

A new symbol should be added in a patch that adds a new user which is
not the case here.
-- 
Michal Hocko
SUSE Labs


  reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-03 10:48 [PATCH v2 0/2] mm, drm/ttm: Fix pte insertion with customized protection Thomas Hellström (VMware)
2019-12-03 10:48 ` [PATCH v2 1/2] mm: Add and export vmf_insert_mixed_prot() Thomas Hellström (VMware)
2019-12-04 13:48   ` Michal Hocko [this message]
2019-12-03 10:48 ` [PATCH v2 2/2] drm/ttm: Fix vm page protection handling Thomas Hellström (VMware)
2019-12-04 13:52   ` Michal Hocko
2019-12-04 14:16     ` Thomas Hellström (VMware)
2019-12-04 14:35       ` Michal Hocko
2019-12-04 14:36         ` Thomas Hellström (VMware)
2019-12-04 14:42           ` Michal Hocko
2019-12-04 15:19             ` Thomas Hellström (VMware)
2019-12-04 15:26               ` Michal Hocko
2019-12-04 15:29                 ` Thomas Hellström (VMware)

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