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 X-Spam-Level: X-Spam-Status: No, score=-6.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,UNWANTED_LANGUAGE_BODY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96C1FC43381 for ; Mon, 18 Feb 2019 19:58:26 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7300021773 for ; Mon, 18 Feb 2019 19:58:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="DGpdZztT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7300021773 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7WHROeHHFjdNL7h8AmvcJ72IEmXOu9pyQpb7E5ax2dM=; b=DGpdZztTDBklpU xFQa69KjARbzujaAtgeCEsw28TWNk0OM8L+r5BmGwTmesoxba5Yxsr0abrPyyrTiglVIwMcwtvj0c VWBj5CQJu5IDJIzrGyu4LbQGVP9vTKCkbEM7El0tf572v79GFeAYBROJPpWXZ/ngHjtyBbg+7Il1m BFXRndg0ecvnmpHRGlYo0tNe1EkW3Oc8ulTvXNQvQzBK9nQ0IQnF0VV7O3vkoanvvzmp7eBJo+Kci eYjXThHLqUbZ6G8E5nI+qvYKVfOzw0RiFmMLvVTDb7i+RtDKneLhm4ggLFSwzdoEs0fopA2mY77mI EwasERppv+GCZ9pVTROA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gvp3Q-0001qx-9H; Mon, 18 Feb 2019 19:58:16 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gvozh-0004bM-MP for linux-arm-kernel@lists.infradead.org; Mon, 18 Feb 2019 19:54:38 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0A6991BB0; Mon, 18 Feb 2019 11:54:07 -0800 (PST) Received: from e103592.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id A4D063FBF8; Mon, 18 Feb 2019 11:53:43 -0800 (PST) From: Dave Martin To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v5 08/26] arm64/sve: Enable SVE state tracking for non-task contexts Date: Mon, 18 Feb 2019 19:52:21 +0000 Message-Id: <1550519559-15915-9-git-send-email-Dave.Martin@arm.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1550519559-15915-1-git-send-email-Dave.Martin@arm.com> References: <1550519559-15915-1-git-send-email-Dave.Martin@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190218_115426_297840_DD3F3F26 X-CRM114-Status: GOOD ( 17.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Okamoto Takayuki , Christoffer Dall , Ard Biesheuvel , Marc Zyngier , Catalin Marinas , Will Deacon , Zhang Lei , Julien Grall , =?UTF-8?q?Alex=20Benn=C3=A9e?= , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org VGhlIGN1cnJlbnQgRlBTSU1EL1NWRSBjb250ZXh0IGhhbmRsaW5nIHN1cHBvcnQgZm9yIG5vbi10 YXNrIChpLmUuLApLVk0gdmNwdSkgY29udGV4dHMgZG9lcyBub3QgdGFrZSBTVkUgaW50byBhY2Nv dW50LiAgVGhpcyBtZWFucyB0aGF0Cm9ubHkgdGFzayBjb250ZXh0cyBjYW4gc2FmZWx5IHVzZSBT VkUgYXQgcHJlc2VudC4KCkluIHByZXBhcmF0aW9uIGZvciBlbmFibGluZyBLVk0gZ3Vlc3RzIHRv IHVzZSBTVkUsIGl0IGlzIG5lY2Vzc2FyeQp0byBrZWVwIHRyYWNrIG9mIFNWRSBzdGF0ZSBmb3Ig bm9uLXRhc2sgY29udGV4dHMgdG9vLgoKVGhpcyBwYXRjaCBhZGRzIHRoZSBuZWNlc3Nhcnkgc3Vw cG9ydCwgcmVtb3ZpbmcgYXNzdW1wdGlvbnMgZnJvbQp0aGUgY29udGV4dCBzd2l0Y2ggY29kZSBh Ym91dCB0aGUgbG9jYXRpb24gb2YgdGhlIFNWRSBjb250ZXh0CnN0b3JhZ2UuCgpXaGVuIGJpbmRp bmcgYSB2Y3B1IGNvbnRleHQsIGl0cyB2ZWN0b3IgbGVuZ3RoIGlzIGFyYml0cmFyaWx5CnNwZWNp ZmllZCBhcyBTVkVfVkxfTUlOIGZvciBub3cuICBJbiBhbnkgY2FzZSwgYmVjYXVzZSBUSUZfU1ZF IGlzCnByZXNlbnRseSBjbGVhcmVkIGF0IHZjcHUgY29udGV4dCBiaW5kIHRpbWUsIHRoZSBzcGVj aWZpZWQgdmVjdG9yCmxlbmd0aCB3aWxsIG5vdCBiZSB1c2VkIGZvciBhbnl0aGluZyB5ZXQuICBJ biBsYXRlciBwYXRjaGVzIFRJRl9TVkUKd2lsbCBiZSBzZXQgaGVyZSBhcyBhcHByb3ByaWF0ZSwg YW5kIHRoZSBhcHByb3ByaWF0ZSBtYXhpbXVtIHZlY3RvcgpsZW5ndGggZm9yIHRoZSB2Y3B1IHdp bGwgYmUgcGFzc2VkIHdoZW4gYmluZGluZy4KClNpZ25lZC1vZmYtYnk6IERhdmUgTWFydGluIDxE YXZlLk1hcnRpbkBhcm0uY29tPgpSZXZpZXdlZC1ieTogQWxleCBCZW5uw6llIDxhbGV4LmJlbm5l ZUBsaW5hcm8ub3JnPgotLS0KIGFyY2gvYXJtNjQvaW5jbHVkZS9hc20vZnBzaW1kLmggfCAgMyAr Ky0KIGFyY2gvYXJtNjQva2VybmVsL2Zwc2ltZC5jICAgICAgfCAyMCArKysrKysrKysrKysrKyst LS0tLQogYXJjaC9hcm02NC9rdm0vZnBzaW1kLmMgICAgICAgICB8ICA1ICsrKystCiAzIGZpbGVz IGNoYW5nZWQsIDIxIGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEv YXJjaC9hcm02NC9pbmNsdWRlL2FzbS9mcHNpbWQuaCBiL2FyY2gvYXJtNjQvaW5jbHVkZS9hc20v ZnBzaW1kLmgKaW5kZXggOTY0YWRjOS4uZGY3YTE0MyAxMDA2NDQKLS0tIGEvYXJjaC9hcm02NC9p bmNsdWRlL2FzbS9mcHNpbWQuaAorKysgYi9hcmNoL2FybTY0L2luY2x1ZGUvYXNtL2Zwc2ltZC5o CkBAIC01Niw3ICs1Niw4IEBAIGV4dGVybiB2b2lkIGZwc2ltZF9yZXN0b3JlX2N1cnJlbnRfc3Rh dGUodm9pZCk7CiBleHRlcm4gdm9pZCBmcHNpbWRfdXBkYXRlX2N1cnJlbnRfc3RhdGUoc3RydWN0 IHVzZXJfZnBzaW1kX3N0YXRlIGNvbnN0ICpzdGF0ZSk7CiAKIGV4dGVybiB2b2lkIGZwc2ltZF9i aW5kX3Rhc2tfdG9fY3B1KHZvaWQpOwotZXh0ZXJuIHZvaWQgZnBzaW1kX2JpbmRfc3RhdGVfdG9f Y3B1KHN0cnVjdCB1c2VyX2Zwc2ltZF9zdGF0ZSAqc3RhdGUpOworZXh0ZXJuIHZvaWQgZnBzaW1k X2JpbmRfc3RhdGVfdG9fY3B1KHN0cnVjdCB1c2VyX2Zwc2ltZF9zdGF0ZSAqc3RhdGUsCisJCQkJ ICAgICB2b2lkICpzdmVfc3RhdGUsIHVuc2lnbmVkIGludCBzdmVfdmwpOwogCiBleHRlcm4gdm9p ZCBmcHNpbWRfZmx1c2hfdGFza19zdGF0ZShzdHJ1Y3QgdGFza19zdHJ1Y3QgKnRhcmdldCk7CiBl eHRlcm4gdm9pZCBmcHNpbWRfZmx1c2hfY3B1X3N0YXRlKHZvaWQpOwpkaWZmIC0tZ2l0IGEvYXJj aC9hcm02NC9rZXJuZWwvZnBzaW1kLmMgYi9hcmNoL2FybTY0L2tlcm5lbC9mcHNpbWQuYwppbmRl eCA5MmMyMzMxLi4wOWVlMjY0IDEwMDY0NAotLS0gYS9hcmNoL2FybTY0L2tlcm5lbC9mcHNpbWQu YworKysgYi9hcmNoL2FybTY0L2tlcm5lbC9mcHNpbWQuYwpAQCAtMTIxLDYgKzEyMSw4IEBACiAg Ki8KIHN0cnVjdCBmcHNpbWRfbGFzdF9zdGF0ZV9zdHJ1Y3QgewogCXN0cnVjdCB1c2VyX2Zwc2lt ZF9zdGF0ZSAqc3Q7CisJdm9pZCAqc3ZlX3N0YXRlOworCXVuc2lnbmVkIGludCBzdmVfdmw7CiB9 OwogCiBzdGF0aWMgREVGSU5FX1BFUl9DUFUoc3RydWN0IGZwc2ltZF9sYXN0X3N0YXRlX3N0cnVj dCwgZnBzaW1kX2xhc3Rfc3RhdGUpOwpAQCAtMjQxLDE0ICsyNDMsMTUgQEAgc3RhdGljIHZvaWQg dGFza19mcHNpbWRfbG9hZCh2b2lkKQogICovCiB2b2lkIGZwc2ltZF9zYXZlKHZvaWQpCiB7Ci0J c3RydWN0IHVzZXJfZnBzaW1kX3N0YXRlICpzdCA9IF9fdGhpc19jcHVfcmVhZChmcHNpbWRfbGFz dF9zdGF0ZS5zdCk7CisJc3RydWN0IGZwc2ltZF9sYXN0X3N0YXRlX3N0cnVjdCBjb25zdCAqbGFz dCA9CisJCXRoaXNfY3B1X3B0cigmZnBzaW1kX2xhc3Rfc3RhdGUpOwogCS8qIHNldCBieSBmcHNp bWRfYmluZF90YXNrX3RvX2NwdSgpIG9yIGZwc2ltZF9iaW5kX3N0YXRlX3RvX2NwdSgpICovCiAK IAlXQVJOX09OKCFpbl9zb2Z0aXJxKCkgJiYgIWlycXNfZGlzYWJsZWQoKSk7CiAKIAlpZiAoIXRl c3RfdGhyZWFkX2ZsYWcoVElGX0ZPUkVJR05fRlBTVEFURSkpIHsKIAkJaWYgKHN5c3RlbV9zdXBw b3J0c19zdmUoKSAmJiB0ZXN0X3RocmVhZF9mbGFnKFRJRl9TVkUpKSB7Ci0JCQlpZiAoV0FSTl9P TihzdmVfZ2V0X3ZsKCkgIT0gY3VycmVudC0+dGhyZWFkLnN2ZV92bCkpIHsKKwkJCWlmIChXQVJO X09OKHN2ZV9nZXRfdmwoKSAhPSBsYXN0LT5zdmVfdmwpKSB7CiAJCQkJLyoKIAkJCQkgKiBDYW4n dCBzYXZlIHRoZSB1c2VyIHJlZ3MsIHNvIGN1cnJlbnQgd291bGQKIAkJCQkgKiByZS1lbnRlciB1 c2VyIHdpdGggY29ycnVwdCBzdGF0ZS4KQEAgLTI1OCw5ICsyNjEsMTEgQEAgdm9pZCBmcHNpbWRf c2F2ZSh2b2lkKQogCQkJCXJldHVybjsKIAkJCX0KIAotCQkJc3ZlX3NhdmVfc3RhdGUoc3ZlX3Bm ZnIoJmN1cnJlbnQtPnRocmVhZCksICZzdC0+ZnBzcik7CisJCQlzdmVfc2F2ZV9zdGF0ZSgoY2hh ciAqKWxhc3QtPnN2ZV9zdGF0ZSArCisJCQkJCQlzdmVfZmZyX29mZnNldChsYXN0LT5zdmVfdmwp LAorCQkJCSAgICAgICAmbGFzdC0+c3QtPmZwc3IpOwogCQl9IGVsc2UKLQkJCWZwc2ltZF9zYXZl X3N0YXRlKHN0KTsKKwkJCWZwc2ltZF9zYXZlX3N0YXRlKGxhc3QtPnN0KTsKIAl9CiB9CiAKQEAg LTEwMzQsNiArMTAzOSw4IEBAIHZvaWQgZnBzaW1kX2JpbmRfdGFza190b19jcHUodm9pZCkKIAkJ dGhpc19jcHVfcHRyKCZmcHNpbWRfbGFzdF9zdGF0ZSk7CiAKIAlsYXN0LT5zdCA9ICZjdXJyZW50 LT50aHJlYWQudXcuZnBzaW1kX3N0YXRlOworCWxhc3QtPnN2ZV9zdGF0ZSA9IGN1cnJlbnQtPnRo cmVhZC5zdmVfc3RhdGU7CisJbGFzdC0+c3ZlX3ZsID0gY3VycmVudC0+dGhyZWFkLnN2ZV92bDsK IAljdXJyZW50LT50aHJlYWQuZnBzaW1kX2NwdSA9IHNtcF9wcm9jZXNzb3JfaWQoKTsKIAogCWlm IChzeXN0ZW1fc3VwcG9ydHNfc3ZlKCkpIHsKQEAgLTEwNDcsNyArMTA1NCw4IEBAIHZvaWQgZnBz aW1kX2JpbmRfdGFza190b19jcHUodm9pZCkKIAl9CiB9CiAKLXZvaWQgZnBzaW1kX2JpbmRfc3Rh dGVfdG9fY3B1KHN0cnVjdCB1c2VyX2Zwc2ltZF9zdGF0ZSAqc3QpCit2b2lkIGZwc2ltZF9iaW5k X3N0YXRlX3RvX2NwdShzdHJ1Y3QgdXNlcl9mcHNpbWRfc3RhdGUgKnN0LCB2b2lkICpzdmVfc3Rh dGUsCisJCQkgICAgICB1bnNpZ25lZCBpbnQgc3ZlX3ZsKQogewogCXN0cnVjdCBmcHNpbWRfbGFz dF9zdGF0ZV9zdHJ1Y3QgKmxhc3QgPQogCQl0aGlzX2NwdV9wdHIoJmZwc2ltZF9sYXN0X3N0YXRl KTsKQEAgLTEwNTUsNiArMTA2Myw4IEBAIHZvaWQgZnBzaW1kX2JpbmRfc3RhdGVfdG9fY3B1KHN0 cnVjdCB1c2VyX2Zwc2ltZF9zdGF0ZSAqc3QpCiAJV0FSTl9PTighaW5fc29mdGlycSgpICYmICFp cnFzX2Rpc2FibGVkKCkpOwogCiAJbGFzdC0+c3QgPSBzdDsKKwlsYXN0LT5zdmVfc3RhdGUgPSBz dmVfc3RhdGU7CisJbGFzdC0+c3ZlX3ZsID0gc3ZlX3ZsOwogfQogCiAvKgpkaWZmIC0tZ2l0IGEv YXJjaC9hcm02NC9rdm0vZnBzaW1kLmMgYi9hcmNoL2FybTY0L2t2bS9mcHNpbWQuYwppbmRleCBh YWM3ODA4Li4xY2Y0ZjAyIDEwMDY0NAotLS0gYS9hcmNoL2FybTY0L2t2bS9mcHNpbWQuYworKysg Yi9hcmNoL2FybTY0L2t2bS9mcHNpbWQuYwpAQCAtOSw2ICs5LDcgQEAKICNpbmNsdWRlIDxsaW51 eC9zY2hlZC5oPgogI2luY2x1ZGUgPGxpbnV4L3RocmVhZF9pbmZvLmg+CiAjaW5jbHVkZSA8bGlu dXgva3ZtX2hvc3QuaD4KKyNpbmNsdWRlIDxhc20vZnBzaW1kLmg+CiAjaW5jbHVkZSA8YXNtL2t2 bV9hc20uaD4KICNpbmNsdWRlIDxhc20va3ZtX2hvc3QuaD4KICNpbmNsdWRlIDxhc20va3ZtX21t dS5oPgpAQCAtODUsNyArODYsOSBAQCB2b2lkIGt2bV9hcmNoX3ZjcHVfY3R4c3luY19mcChzdHJ1 Y3Qga3ZtX3ZjcHUgKnZjcHUpCiAJV0FSTl9PTl9PTkNFKCFpcnFzX2Rpc2FibGVkKCkpOwogCiAJ aWYgKHZjcHUtPmFyY2guZmxhZ3MgJiBLVk1fQVJNNjRfRlBfRU5BQkxFRCkgewotCQlmcHNpbWRf YmluZF9zdGF0ZV90b19jcHUoJnZjcHUtPmFyY2guY3R4dC5ncF9yZWdzLmZwX3JlZ3MpOworCQlm cHNpbWRfYmluZF9zdGF0ZV90b19jcHUoJnZjcHUtPmFyY2guY3R4dC5ncF9yZWdzLmZwX3JlZ3Ms CisJCQkJCSBOVUxMLCBTVkVfVkxfTUlOKTsKKwogCQljbGVhcl90aHJlYWRfZmxhZyhUSUZfRk9S RUlHTl9GUFNUQVRFKTsKIAkJY2xlYXJfdGhyZWFkX2ZsYWcoVElGX1NWRSk7CiAJfQotLSAKMi4x LjQKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51 eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVh ZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1h cm0ta2VybmVsCg==