From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 2C6A5576EB2; Tue, 22 Sep 2026 17:14:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790097290; cv=none; b=Lb6LIddGl1HP6r9/bHDcOuhVcYrvn7ZpCkDuBqLCVztFq784bLUuvuxv8qlwVQDfY/o2awSQazqPxtbeYSYWcCLrEq64iMr7R+4rhcMHSExfoce1TUHDu7ehasd7gZruC4NIx2ybZuNsADjXYK4hCMYmc76zRnDLx6bgShyJTpI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790097290; c=relaxed/simple; bh=FzOwmvXA/ZsaFfwRIrSgTUueXbfZi9w1ND4q544oILg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=vBgjuUE46Oke4GpyW+BPS2yNjdLZI97dWkM097ptC6rvFhSFqk2BO7woYI5IbXQjVZzdxchoHekXcA2PVur2QEfgKU23+wVdBO9qEENkX7CwHhmfwE3FTbHk2JtTvbAadJ9KMV0hfyOVt98HKEOkReM1vLPpTfLh8d9rWN8YCKE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=Q1VpCxlu; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="Q1VpCxlu" Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 358AE1595; Tue, 22 Sep 2026 10:14:45 -0700 (PDT) Received: from [127.0.1.1] (e142334-100.cambridge.arm.com [10.2.198.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 4E50C3F86C; Tue, 22 Sep 2026 10:14:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1790097288; bh=FzOwmvXA/ZsaFfwRIrSgTUueXbfZi9w1ND4q544oILg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Q1VpCxluEzmguxI26Ee7wNqjVLyFcXsyK9/dTWuDEaV5LI432tzfpNULGi1fic9rT Bmjsh3ZnFfh+9S7gpmlxZgPGzuuQpx+nqgYUgF5ZWR3Ua8oDKnB0+1kZHIWXY9gb9N 2rdmHfnaacSFRGJxxoea+piZgL6JIpAkwsMHQgwc= From: Muhammad Usama Anjum Date: Tue, 22 Sep 2026 18:12:36 +0100 Subject: [PATCH v3 8/9] drm/i915: use hw_pte_t for PTE range callbacks Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260922-pte0-v3-8-5670b8cb9059@arm.com> References: <20260922-pte0-v3-0-5670b8cb9059@arm.com> In-Reply-To: <20260922-pte0-v3-0-5670b8cb9059@arm.com> To: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Xu Xin , Chengming Zhou , Jann Horn , Muchun Song , Oscar Salvador , Pedro Falcato , Arnd Bergmann , Will Deacon , "Aneesh Kumar K.V" , Nick Piggin , Peter Zijlstra , Pasha Tatashin , Rik van Riel , Harry Yoo , Lance Yang , Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Youngjun Park , Uladzislau Rezki , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Jiri Olsa , Emil Tsalapatis , Ihor Solodrai , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Ian Rogers , Adrian Hunter , James Clark , SJ Park , "Matthew Wilcox (Oracle)" , Jan Kara , Jason Gunthorpe , John Hubbard , Peter Xu , Leon Romanovsky , Zi Yan , Baolin Wang , Nico Pache , Ryan Roberts , Dev Jain , Usama Arif , Kiryl Shutsemau , Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Vincenzo Frascino , Miaohe Lin , Naoya Horiguchi , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Dennis Zhou , Tejun Heo , Christoph Lameter , Johannes Weiner , Qi Zheng , Shakeel Butt , Axel Rasmussen , Yuanchu Xie , Wei Xu , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, damon@lists.linux.dev, kasan-dev@googlegroups.com, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, xen-devel@lists.xenproject.org, Muhammad Usama Anjum X-Mailer: b4 0.16.0 apply_to_page_range() now passes PTE table storage to its callback as hw_pte_t *. Update the i915 remap and selftest callbacks to match the new type. Continue to use ptep_get() for software PTE values and set_pte_at() for updates. The type remains an alias of pte_t on x86 until that architecture opts in. Signed-off-by: Muhammad Usama Anjum --- Changes since v1: - Use software PTE value terminology. Changes since RFC v1: - Clarify the effect on architectures that have not opted in. --- drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c | 4 ++-- drivers/gpu/drm/i915/i915_mm.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c index d01acfb7d93d0..056faf4a3618b 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c @@ -1690,7 +1690,7 @@ static int igt_mmap_gpu(void *arg) return 0; } -static int check_present_pte(pte_t *pte, unsigned long addr, void *data) +static int check_present_pte(hw_pte_t *pte, unsigned long addr, void *data) { pte_t ptent = ptep_get(pte); @@ -1703,7 +1703,7 @@ static int check_present_pte(pte_t *pte, unsigned long addr, void *data) return 0; } -static int check_absent_pte(pte_t *pte, unsigned long addr, void *data) +static int check_absent_pte(hw_pte_t *pte, unsigned long addr, void *data) { pte_t ptent = ptep_get(pte); diff --git a/drivers/gpu/drm/i915/i915_mm.c b/drivers/gpu/drm/i915/i915_mm.c index fd89e7c7d8d6f..aab88e8edf946 100644 --- a/drivers/gpu/drm/i915/i915_mm.c +++ b/drivers/gpu/drm/i915/i915_mm.c @@ -48,7 +48,7 @@ static inline unsigned long sgt_pfn(const struct remap_pfn *r) return r->sgt.pfn + (r->sgt.curr >> PAGE_SHIFT); } -static int remap_sg(pte_t *pte, unsigned long addr, void *data) +static int remap_sg(hw_pte_t *pte, unsigned long addr, void *data) { struct remap_pfn *r = data; @@ -70,7 +70,7 @@ static int remap_sg(pte_t *pte, unsigned long addr, void *data) #define EXPECTED_FLAGS (VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP) #if IS_ENABLED(CONFIG_X86) -static int remap_pfn(pte_t *pte, unsigned long addr, void *data) +static int remap_pfn(hw_pte_t *pte, unsigned long addr, void *data) { struct remap_pfn *r = data; -- 2.47.3