From nobody Mon Feb 9 13:58:24 2026 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9E9FC221F25 for ; Mon, 24 Feb 2025 12:15:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740399333; cv=none; b=S6mrBRb4Tr8/4WfyjBNebMgo0zngr2MBN/pWh6IVonoS+sZ7tdeG7fAH8oX7/IDd4bWgIfhecNvlZ/WaojAtJJl1vgQ9HPQtbmzgf+hXhdB+SufqWA/Pv7wVW06b9FrL+hhOBvPOnbp+5ji0GoReRMYr+1oxAS+g04caHCTc2e8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740399333; c=relaxed/simple; bh=F56QYlJoDZJ+5vN4/HPXUDdjBW0FdSUoL0+uYMqsb5Q=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=ZYBAErKmD9d805i9O0TPn4FJXIP3ao81xcQYcGOFAgSlacAQe6GCyvSX/SxPFPu5KOlUwnotWuc9YOLIJ5EsbNqnH+scZBFVXuwlhRg5Wo3sZ283GDOAoh1v9rDdqjU9LxTxZqJYzH2Zwi97B7nme4JffMucHGOHfjZ9Flv2GZ0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--vdonnefort.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=ZPIBvpjD; arc=none smtp.client-ip=209.85.128.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--vdonnefort.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ZPIBvpjD" Received: by mail-wm1-f73.google.com with SMTP id 5b1f17b1804b1-4394b2c19ccso33627245e9.1 for ; Mon, 24 Feb 2025 04:15:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1740399330; x=1741004130; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=boWUnC75AglyvSxymfq6WOxHhiCHfMqe3a7p6Cadurk=; b=ZPIBvpjDq3QtbAkreD4aitJXkXfB8D9uAJP4PtnAd3Uwsxn22rg37KW2lcKFx0nMJV fOy23ntqrfOQ1wO9ccYouFfVSjlUw0nRoZ0IuOqS8aAI1JgLpU2ZpCQlqu+i38Jfxjc6 ECrGNq0Awx9zLjy6ESP0S7Z+lI28S0X19/DUSsPjm7oaqwgPg+OPYsDin0Tz+sE+rcZl KYGRiKtmDNKxREd2RApItS89IULkzMZuBzDyRZ8ZEkdLZuwh/NUT4OSRxmDsquRJ3qsj 1usNdKWnU1zxzzqrqrbd/H8CivceWlX2NdF0keazKApy8LGk2iGDfU+SgA7BQdj/WIqC /LSQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740399330; x=1741004130; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=boWUnC75AglyvSxymfq6WOxHhiCHfMqe3a7p6Cadurk=; b=GvbPANCBWSGdJw2ZoLGzR0M3mxh/hdKekkgdGwzaJcLC/NK0cPcmy9PUAECpenTaiK DREWyfdCIWC89XVc/HYbyfjneTIovdBqzQZquNNeu3BBYpjxOq50qQSClIWUqw3U2/qL Szk94dJIW2DmEImbgsxUybEcozQJb6mdVIudxG0Uks789PrBwANQx2EmZzMaKfFPgb/s r5DaSTty+WrHk8AQnhsvuLjkRQ2G+gbH6/e/bU2v9FdZGVvo+3XklB3pt5RyFYM2O7ue /k6nwCvAjAt8/vgu8QT4EeF+MBFUpJTbQmQRa95xPQNWxIxKl1ySNXu+VfbwBUS5X1Gz Zhjw== X-Forwarded-Encrypted: i=1; AJvYcCXDWJUGHtcOhZIL8AI5J+9TJY3hU/u/YrpDfs+Op71vOG/8gxpxsJQytZWHd5AcjxIPhskvS7fr3zhsLl4=@vger.kernel.org X-Gm-Message-State: AOJu0YyVORnW7ZRm7HeA2BlID0tJe4Cb98SSF4ap0+MI7cjfvZGROzMm i5EiKNRx1cHcSIqWSFccd5llTaLItq8UmJ5ZZB8ywlNot9tttq/x7t6yk/bLJz65mmaWh5p0CGU inivVWqWrnLpZftjakw== X-Google-Smtp-Source: AGHT+IEZCk3oy+HQSHrsEDAqwXlupd0xHmeS8IuL0N9dhMMAdmGlo9OyR+iiK51V+OKl7+wJfLEr+VwrJuInfXQr X-Received: from wmbjg14.prod.google.com ([2002:a05:600c:a00e:b0:439:4366:35c2]) (user=vdonnefort job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:4f88:b0:439:96aa:e502 with SMTP id 5b1f17b1804b1-439ae1e6a2fmr119293615e9.12.1740399330189; Mon, 24 Feb 2025 04:15:30 -0800 (PST) Date: Mon, 24 Feb 2025 12:13:45 +0000 In-Reply-To: <20250224121353.98697-1-vdonnefort@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250224121353.98697-1-vdonnefort@google.com> X-Mailer: git-send-email 2.48.1.601.g30ceb7b040-goog Message-ID: <20250224121353.98697-4-vdonnefort@google.com> Subject: [PATCH 03/11] KVM: arm64: Support unaligned fixmap in the nVHE hyp From: Vincent Donnefort To: rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com, linux-trace-kernel@vger.kernel.org, maz@kernel.org, oliver.upton@linux.dev, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, jstultz@google.com, qperret@google.com, will@kernel.org, kernel-team@android.com, linux-kernel@vger.kernel.org, Vincent Donnefort Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Return the fixmap VA with the page offset, instead of the page base address. Signed-off-by: Vincent Donnefort diff --git a/arch/arm64/kvm/hyp/nvhe/mm.c b/arch/arm64/kvm/hyp/nvhe/mm.c index f41c7440b34b..720cc3b36596 100644 --- a/arch/arm64/kvm/hyp/nvhe/mm.c +++ b/arch/arm64/kvm/hyp/nvhe/mm.c @@ -240,7 +240,7 @@ void *hyp_fixmap_map(phys_addr_t phys) WRITE_ONCE(*ptep, pte); dsb(ishst); =20 - return (void *)slot->addr; + return (void *)slot->addr + offset_in_page(phys); } =20 static void fixmap_clear_slot(struct hyp_fixmap_slot *slot) --=20 2.48.1.601.g30ceb7b040-goog