From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qk1-f202.google.com (mail-qk1-f202.google.com [209.85.222.202]) (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 3037B1B4130 for ; Wed, 4 Dec 2024 19:14:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733339667; cv=none; b=pTsHUU0glVNjuptI0FuYz8hsGMrj08i6ZiJUK1K2uNmWgzdzcbn8f1NjsY6lzjAGYNJjg800gmqiFcW2wxKgMl5Z5EiUP6+jgFblzji3xtymD/xIwqj561gMsQoUx0NfDt3Y0NJw2qN/b8bcXWHTY3OcF/5QDjQyFsFjKWAuuuI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733339667; c=relaxed/simple; bh=+IUtnc1DFoGPVy1DRFRoxmxu2aWJ46Lvmm6jdceQ08U=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=Dw0+nif00QPwq6OMj+rf8MI2CO4JEbpyWGhltv/I7eNRFoPD6tK0iyK/RO9+DFxfo7OrqzAbS2YSKWdVhgNofhqcthukcGtgNQx810ZF5xfd47vxQdmvUweopb0CMbAhTKNF0ZbZK+CDQ4fFobHCBlGPNoN5HJOZwyJ92XhyN4Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--jthoughton.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=YZCIZO+D; arc=none smtp.client-ip=209.85.222.202 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--jthoughton.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="YZCIZO+D" Received: by mail-qk1-f202.google.com with SMTP id af79cd13be357-7b67a8cd4d2so19538385a.1 for ; Wed, 04 Dec 2024 11:14:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1733339664; x=1733944464; 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=gP/1ZRcuFjEEMybT5UMVVNt/puu4fP/kE3PemhzVNvM=; b=YZCIZO+DbqhbehBvM69e/tEJJ8i5uXPoksPv/Ke0UFiHSA7MXTrhPGufAqeGVtdTwu SwqXXdHmPMagW4HABsEFIIBJezCiRYotazeptUCHcPr8zR303RpnZw7IMYZ8TJySJTVb e04Ypoxa+s5hZTPssoLkzp0sZzAp3+SAxVw/vpSghCJTneWTOXOfpMj9xuf0j7xHZFL5 s11MEDla4jfa0ononUrJ+VA4hzP4lgFI0Dg1rLYcod83Lr23FYaI/bpxjbkApzrg1nH2 XnbQqhDl7WiLcOSZ6yd7t/NrFFM3f7OOu68l4vyQQsNnGgp35X8U8fM8pX1a2NZr55kv HW0Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733339664; x=1733944464; 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=gP/1ZRcuFjEEMybT5UMVVNt/puu4fP/kE3PemhzVNvM=; b=fGsqolOu9HrOaHz+068IlN70nNG/U+j07ws0/kK+sng+Y12kiLlg7tcwc7q8X21+2W uev/my7wtBHEopGjs2OytFNt9sr/6MYVkkukNAxl1Vv0LseUnzG3FfpNrzgPnRq0uSfX gbJU7aZJ0A30uRu/rVHSFmcqACyHhcln0Wgl7lIoGo2dopjtjjWi1eFf92E/Hd3nplQ6 TB89cOddoN2Vg2rqnTi5tGoJeX7Ibbd2+EFp5DvakaCs5mSTL8MpXkMKHsDTJoNLk/Tb iBv6KG0eqVHrkR7vEdE9Uy36L53fR0scho3E4OX49ENnEcKLFgQoLAr1xapu1VPeYARg 43CQ== X-Forwarded-Encrypted: i=1; AJvYcCWy3MQB66h014V9hNzqhfz1TopZjjJ0wg1aVspU7cXFwFd9BvgAjR5e0q6HlbFZJVEDa1S+nOzPtcI=@vger.kernel.org X-Gm-Message-State: AOJu0Ywu8tf4KWaC08mL+EFSqZhH/bOOX0mhHdvwmnwCsiFdKoJ+EFLK 7Tmh0DahJ+s4ntpZlgY95YcVRPtw2yNCc7+4GmCx0CesLnxP1nwd4jIGo50M/Y5v/DMguFLIz+C pjXCqOVwLh/17bo8y4A== X-Google-Smtp-Source: AGHT+IGl8+Y6jXlfDxpaeYQWcz7MkBYaeVCfdRzcMWgZ4EOOrzmqxMS37+BVzh9ZHq4dtxMyhyVDFBoslVL+V2Wp X-Received: from uabih6.prod.google.com ([2002:a05:6130:1f06:b0:85b:c307:6bbd]) (user=jthoughton job=prod-delivery.src-stubby-dispatcher) by 2002:a05:620a:44c4:b0:7b1:52a9:ae1a with SMTP id af79cd13be357-7b6a5d2aa5bmr858557685a.4.1733339663968; Wed, 04 Dec 2024 11:14:23 -0800 (PST) Date: Wed, 4 Dec 2024 19:13:44 +0000 In-Reply-To: <20241204191349.1730936-1-jthoughton@google.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241204191349.1730936-1-jthoughton@google.com> X-Mailer: git-send-email 2.47.0.338.g60cca15819-goog Message-ID: <20241204191349.1730936-10-jthoughton@google.com> Subject: [PATCH v1 09/13] KVM: selftests: Add va_start/end into uffd_desc From: James Houghton To: Paolo Bonzini , Sean Christopherson Cc: Jonathan Corbet , Marc Zyngier , Oliver Upton , Yan Zhao , James Houghton , Nikita Kalyazin , Anish Moorthy , Peter Gonda , Peter Xu , David Matlack , Wang@google.com, Wei W , kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev Content-Type: text/plain; charset="UTF-8" This will be used for the self-test to look up which userfaultfd we should be using when handling a KVM Userfault (in the event KVM Userfault and userfaultfd are being used together). Signed-off-by: James Houghton --- tools/testing/selftests/kvm/include/userfaultfd_util.h | 2 ++ tools/testing/selftests/kvm/lib/userfaultfd_util.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/tools/testing/selftests/kvm/include/userfaultfd_util.h b/tools/testing/selftests/kvm/include/userfaultfd_util.h index 60f7f9d435dc..b62fecdfe745 100644 --- a/tools/testing/selftests/kvm/include/userfaultfd_util.h +++ b/tools/testing/selftests/kvm/include/userfaultfd_util.h @@ -30,6 +30,8 @@ struct uffd_desc { int *pipefds; pthread_t *readers; struct uffd_reader_args *reader_args; + void *va_start; + void *va_end; }; struct uffd_desc *uffd_setup_demand_paging(int uffd_mode, useconds_t delay, diff --git a/tools/testing/selftests/kvm/lib/userfaultfd_util.c b/tools/testing/selftests/kvm/lib/userfaultfd_util.c index 7c9de8414462..93004c85bcdc 100644 --- a/tools/testing/selftests/kvm/lib/userfaultfd_util.c +++ b/tools/testing/selftests/kvm/lib/userfaultfd_util.c @@ -152,6 +152,8 @@ struct uffd_desc *uffd_setup_demand_paging(int uffd_mode, useconds_t delay, expected_ioctls, "missing userfaultfd ioctls"); uffd_desc->uffd = uffd; + uffd_desc->va_start = hva; + uffd_desc->va_end = (char *)hva + len; for (i = 0; i < uffd_desc->num_readers; ++i) { int pipes[2]; -- 2.47.0.338.g60cca15819-goog