From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 94B61C624DB for ; Thu, 3 Sep 2026 10:31:57 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 938266B00CC; Thu, 3 Sep 2026 06:31:56 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 90F5F6B00CE; Thu, 3 Sep 2026 06:31:56 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 825996B00CF; Thu, 3 Sep 2026 06:31:56 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 604216B00CC for ; Thu, 3 Sep 2026 06:31:56 -0400 (EDT) Received: from smtpin07.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay03.hostedemail.com (Postfix) with ESMTP id DFE70A04DA for ; Thu, 3 Sep 2026 10:31:55 +0000 (UTC) X-FDA: 85172085390.07.605E716 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf21.hostedemail.com (Postfix) with ESMTP id 38E3D1C0002 for ; Thu, 3 Sep 2026 10:31:54 +0000 (UTC) Authentication-Results: imf21.hostedemail.com; dkim=pass header.d=arm.com header.s=foss header.b=fCi9FIbO; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf21.hostedemail.com: domain of usama.anjum@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=usama.anjum@arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1788431514; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=kZTtlD4ocNdh4rK3HJVQ+Me9rVTI5e1QQSa9K937fHA=; b=al9lWM7InnFEGKTqP5EpLvpB+1KfCbUATufAvOtVY4x84vt6C2WO5Mrj0wTw1lhoREB8qc 1twkiabIR+90H1k2vxebk27ZgtLKclkQO3dVuEkUQum6f6udvOd/MBVnk29RSIRJvDWDCN VhzSMJHX1Jhsi9Z+YVwJ3e85TG9Eiss= ARC-Authentication-Results: i=1; imf21.hostedemail.com; dkim=pass header.d=arm.com header.s=foss header.b=fCi9FIbO; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf21.hostedemail.com: domain of usama.anjum@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=usama.anjum@arm.com ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1788431514; b=v35DqCSPksrAZnz40JtYK78ogtGqryELc0VFNKGiCkCbxtoldQV66PQXFXW/8AMT66nOtO E23XrBYlFZS5wXBnD3/k6Ym4XoLkOGPkoYsT0PWXVq/a1wLkDGw/YbniOIYsvH0mOJhINf 8TaD4I2GCvrXthOMmv0lC7wWodk0QNI= 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 CD4A21EDB; Thu, 3 Sep 2026 03:31:49 -0700 (PDT) Received: from e142334-100.cambridge.arm.com (e142334-100.cambridge.arm.com [10.2.198.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 72E5A3F673; Thu, 3 Sep 2026 03:31:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788431513; bh=w5U+egOeicWr0JE6SxpCSEkSHT/w8+Jal3XqpPBc6p0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fCi9FIbOxN1jAWaeu8417km2w3h5m6j38WVFLaXWNwK9oAUqbXpEZ0Y0M46SfnfHU is2CQLtW+RScu0xIwHD95QlemNucqa3eQLNLFkarQYw2QAH7o1yuYnaYCycw3vrZRL 6/l1lRwWzVc9APR0jQ4tBwoWuIBVD/rN/qIPAsKg= From: Muhammad Usama Anjum To: Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Dimitri Sivanich , Arnd Bergmann , Greg Kroah-Hartman , "James E.J. Bottomley" , Helge Deller , Juergen Gross , Stefano Stabellini , Muchun Song , Oscar Salvador , Andrew Morton , "Liam R. Howlett" , Lorenzo Stoakes , Will Deacon , "Aneesh Kumar K.V" , Nick Piggin , Peter Zijlstra , Andrey Ryabinin , David Hildenbrand , Pasha Tatashin , Chris Li , Kairui Song , Uladzislau Rezki , Steven Rostedt , Masami Hiramatsu , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , SJ Park , "Matthew Wilcox (Oracle)" , Jan Kara , Jason Gunthorpe , Leon Romanovsky , Miaohe Lin , Dennis Zhou , Tejun Heo , Christoph Lameter , Mike Rapoport , Johannes Weiner , ziy@nvidia.com, pfalcato@suse.de, agordeev@linux.ibm.com, ryan.roberts@arm.com Cc: Muhammad Usama Anjum , linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, kasan-dev@googlegroups.com, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, damon@lists.linux.dev Subject: [PATCH v2 7/8] drm/i915: use hw_pte_t for PTE range callbacks Date: Thu, 3 Sep 2026 11:29:59 +0100 Message-ID: <20260903103002.1091859-8-usama.anjum@arm.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260903103002.1091859-1-usama.anjum@arm.com> References: <20260903103002.1091859-1-usama.anjum@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam11 X-Rspam-User: X-Stat-Signature: c81umur7rcknt7zuyh7ps8k4f9fbrsi8 X-Rspamd-Queue-Id: 38E3D1C0002 X-HE-Tag: 1788431514-786984 X-HE-Meta: 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 Aew3nxmB Z/JvNwrL4iyPEdPbbtEgl7U3Vl6BIFhoNWFks7DnzgSTic9LaiWti4kIIQ//wOynpy1SXXLwCJ+fiodSen2eawiO8H+Q4lzSKDwBJ7F0pFImYr1a5HFo1/wXP5HYJP3Wzae/eljR8SV/2OkEkEBE+8FBgwCWAVf85akzqL4z/l/7uMhtGw0WCPgcCXkaOBfJIMHnqbCNYd9jcjaylYG7kjcNRdICCc65QzJW7DWi+zVsIdfV1gambO0qaNynWTw2x0kqbZjpkIzYnf6DxXAD6p43W37hX32COk5D5ZVHcxjoRGxLpK17TlEbooSL8+dZmdlkx2ooSBouil/H01v71Wdh7zryi+9xMwMDvN59sWn9tDWM= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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