From: Mike Rapoport <rppt@kernel.org>
To: Robin Murphy <robin.murphy@arm.com>
Cc: "Will Deacon" <will@kernel.org>,
"Thierry Reding" <thierry.reding@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Jonathan Hunter" <jonathanh@nvidia.com>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Sowjanya Komatineni" <skomatineni@nvidia.com>,
"Luca Ceresoli" <luca.ceresoli@bootlin.com>,
"Mikko Perttunen" <mperttunen@nvidia.com>,
"Yury Norov" <yury.norov@gmail.com>,
"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
"Russell King" <linux@armlinux.org.uk>,
"Alexander Gordeev" <agordeev@linux.ibm.com>,
"Gerald Schaefer" <gerald.schaefer@linux.ibm.com>,
"Heiko Carstens" <hca@linux.ibm.com>,
"Vasily Gorbik" <gor@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>,
"Sven Schnelle" <svens@linux.ibm.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
"David Hildenbrand" <david@kernel.org>,
"Lorenzo Stoakes" <ljs@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
"Vlastimil Babka" <vbabka@kernel.org>,
"Suren Baghdasaryan" <surenb@google.com>,
"Michal Hocko" <mhocko@suse.com>,
"Marek Szyprowski" <m.szyprowski@samsung.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Benjamin Gaignard" <benjamin.gaignard@collabora.com>,
"Brian Starkey" <Brian.Starkey@arm.com>,
"John Stultz" <jstultz@google.com>,
"T.J. Mercier" <tjmercier@google.com>,
"Christian König" <christian.koenig@amd.com>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Masami Hiramatsu" <mhiramat@kernel.org>,
"Mathieu Desnoyers" <mathieu.desnoyers@efficios.com>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Thierry Reding" <thierry.reding@gmail.com>,
devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org,
linux-mm@kvack.org, iommu@lists.linux.dev,
linaro-mm-sig@lists.linaro.org,
linux-trace-kernel@vger.kernel.org,
"Thierry Reding" <treding@nvidia.com>,
"Chun Ng" <chunn@nvidia.com>
Subject: Re: [PATCH v3 04/11] arm64/mm: Add set_memory_device() and set_memory_normal()
Date: Tue, 7 Jul 2026 16:36:41 +0300 [thread overview]
Message-ID: <ak0A6eLp0Pw8iKK0@kernel.org> (raw)
In-Reply-To: <b0a1bdd7-46ab-4025-8775-c9273892444e@arm.com>
On Tue, Jul 07, 2026 at 02:17:29PM +0100, Robin Murphy wrote:
>
> Given the precedent of memblock_mark_nomap(), as long as the reusable
> reserved-memory regions also get split into distinct memblocks, then it
> seems like in principle we ought to be able to give them a new
> MEMBLOCK_PTEMAP (or whatever) flag which could then be picked up in
> map_mem() without needing to override force_pte_mapping() globally?
Please don't. _nomap() caused enough pain.
> Cheers,
> Robin.
--
Sincerely yours,
Mike.
next prev parent reply other threads:[~2026-07-07 13:37 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-01 16:08 [PATCH v3 00/11] dma-buf: heaps: Add support for Tegra VPR Thierry Reding
2026-07-01 16:08 ` [PATCH v3 01/11] dt-bindings: reserved-memory: Document " Thierry Reding
2026-07-01 16:15 ` sashiko-bot
2026-07-01 19:53 ` Rob Herring (Arm)
2026-07-02 12:58 ` Thierry Reding
2026-07-01 16:08 ` [PATCH v3 02/11] dt-bindings: display: tegra: Document memory regions Thierry Reding
2026-07-01 16:13 ` sashiko-bot
2026-07-01 19:53 ` Rob Herring (Arm)
2026-07-02 13:47 ` Thierry Reding
2026-07-01 16:08 ` [PATCH v3 03/11] dt-bindings: gpu: host1x: Document memory-regions for NVDEC Thierry Reding
2026-07-01 16:16 ` sashiko-bot
2026-07-01 16:08 ` [PATCH v3 04/11] arm64/mm: Add set_memory_device() and set_memory_normal() Thierry Reding
2026-07-01 16:23 ` sashiko-bot
2026-07-02 9:18 ` Will Deacon
2026-07-02 13:46 ` Thierry Reding
2026-07-02 16:41 ` Thierry Reding
2026-07-03 17:13 ` Will Deacon
2026-07-06 13:49 ` Thierry Reding
2026-07-07 11:27 ` Will Deacon
2026-07-07 13:17 ` Robin Murphy
2026-07-07 13:36 ` Mike Rapoport [this message]
2026-07-07 14:15 ` Robin Murphy
2026-07-07 12:15 ` Robin Murphy
2026-07-01 16:08 ` [PATCH v3 05/11] bitmap: Add bitmap_allocate() function Thierry Reding
2026-07-01 16:08 ` [PATCH v3 06/11] mm/cma: Allow dynamically creating CMA areas Thierry Reding
2026-07-01 16:26 ` sashiko-bot
2026-07-03 18:29 ` David Hildenbrand (Arm)
2026-07-07 10:02 ` Marek Szyprowski
2026-07-01 16:08 ` [PATCH v3 07/11] dma-buf: heaps: Add debugfs support Thierry Reding
2026-07-01 16:27 ` sashiko-bot
2026-07-03 12:14 ` Maxime Ripard
2026-07-01 16:08 ` [PATCH v3 08/11] dma-buf: heaps: Add support for Tegra VPR Thierry Reding
2026-07-01 16:34 ` sashiko-bot
2026-07-01 16:08 ` [PATCH v3 09/11] arm64: tegra: Add VPR placeholder node on Tegra234 Thierry Reding
2026-07-01 16:08 ` [PATCH v3 10/11] arm64: tegra: Hook up VPR to host1x Thierry Reding
2026-07-01 22:46 ` sashiko-bot
2026-07-01 16:08 ` [PATCH v3 11/11] arm64: tegra: Add VPR placeholder node on Tegra264 Thierry Reding
2026-07-01 16:32 ` sashiko-bot
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