From: "Thomas Hellström (VMware)" <thomas_os@shipmail.org>
To: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Matthew Wilcox <willy@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Subject: Ack to merge through DRM? WAS Re: [PATCH v2 1/5] mm: Add write-protect and clean utilities for address space ranges
Date: Thu, 26 Sep 2019 14:03:19 +0200 [thread overview]
Message-ID: <85e31bcf-d3c8-2fcf-e659-2c9f82ebedc7@shipmail.org> (raw)
In-Reply-To: <20190926115548.44000-2-thomas_os@shipmail.org>
On 9/26/19 1:55 PM, Thomas Hellström (VMware) wrote:
> From: Thomas Hellstrom <thellstrom@vmware.com>
>
> Add two utilities to a) write-protect and b) clean all ptes pointing into
> a range of an address space.
> The utilities are intended to aid in tracking dirty pages (either
> driver-allocated system memory or pci device memory).
> The write-protect utility should be used in conjunction with
> page_mkwrite() and pfn_mkwrite() to trigger write page-faults on page
> accesses. Typically one would want to use this on sparse accesses into
> large memory regions. The clean utility should be used to utilize
> hardware dirtying functionality and avoid the overhead of page-faults,
> typically on large accesses into small memory regions.
>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Matthew Wilcox <willy@infradead.org>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Cc: Rik van Riel <riel@surriel.com>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Huang Ying <ying.huang@intel.com>
> Cc: Souptick Joarder <jrdr.linux@gmail.com>
> Cc: "Jérôme Glisse" <jglisse@redhat.com>
> Cc: linux-mm@kvack.org
> Cc: linux-kernel@vger.kernel.org
>
> Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
> Reviewed-by: Ralph Campbell <rcampbell@nvidia.com>
> ---
Hi!
I wonder if I can get an ack from an mm maintainer to merge this through
DRM along with the vmwgfx patches? Andrew? Matthew?
Thanks,
Thomas
next prev parent reply other threads:[~2019-09-26 12:03 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-26 11:55 [PATCH v2 0/5] Emulated coherent graphics memory take 2 Thomas Hellström (VMware)
2019-09-26 11:55 ` [PATCH v2 1/5] mm: Add write-protect and clean utilities for address space ranges Thomas Hellström (VMware)
2019-09-26 12:03 ` Thomas Hellström (VMware) [this message]
2019-09-26 19:19 ` Ack to merge through DRM? WAS " Linus Torvalds
2019-09-26 20:09 ` Thomas Hellström (VMware)
2019-09-26 20:16 ` Linus Torvalds
2019-09-26 20:55 ` Thomas Hellström (VMware)
2019-09-26 22:20 ` Linus Torvalds
2019-09-27 5:55 ` Thomas Hellström (VMware)
2019-09-27 9:27 ` Thomas Hellström (VMware)
2019-09-27 12:26 ` Kirill A. Shutemov
2019-09-27 12:17 ` Kirill A. Shutemov
2019-09-27 16:39 ` Linus Torvalds
2019-09-30 13:03 ` Kirill A. Shutemov
2019-09-30 17:12 ` Linus Torvalds
2019-09-30 17:38 ` Thomas Hellström (VMware)
2019-10-02 9:21 ` Thomas Hellström (VMware)
2019-10-02 13:18 ` Kirill A. Shutemov
2019-10-02 13:28 ` Thomas Hellström (VMware)
2019-09-26 11:55 ` [PATCH v2 2/5] drm/vmwgfx: Implement an infrastructure for write-coherent resources Thomas Hellström (VMware)
2019-09-26 11:55 ` [PATCH v2 3/5] drm/vmwgfx: Use an RBtree instead of linked list for MOB resources Thomas Hellström (VMware)
2019-09-26 11:55 ` [PATCH v2 4/5] drm/vmwgfx: Implement an infrastructure for read-coherent resources Thomas Hellström (VMware)
2019-09-26 11:55 ` [PATCH v2 5/5] drm/vmwgfx: Add surface dirty-tracking callbacks Thomas Hellström (VMware)
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