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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 97EABC63777 for ; Fri, 27 Nov 2020 12:11:22 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 5C27120665 for ; Fri, 27 Nov 2020 12:11:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5C27120665 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 392D16EC96; Fri, 27 Nov 2020 12:09:58 +0000 (UTC) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id E11D86EC4A; Fri, 27 Nov 2020 12:09:37 +0000 (UTC) IronPort-SDR: NqGnzGkDeQREX13lOR7pFJImQtxHVyjhxqDUfJUerF1p2rDskIa3PKxP8ovfIosjwnAp47Kh+i 6evltONPfIOA== X-IronPort-AV: E=McAfee;i="6000,8403,9817"; a="172540688" X-IronPort-AV: E=Sophos;i="5.78,374,1599548400"; d="scan'208";a="172540688" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2020 04:09:37 -0800 IronPort-SDR: yvFgliHsEaeTzonbwThJyW7FsYdHtEV8vYsM1rU82454mwbHZEGQsCW41fPl9h08ajjROkF88m sLzwkIvEvlWg== X-IronPort-AV: E=Sophos;i="5.78,374,1599548400"; d="scan'208";a="548029019" Received: from mjgleeso-mobl.ger.corp.intel.com (HELO mwauld-desk1.ger.corp.intel.com) ([10.251.85.2]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2020 04:09:35 -0800 From: Matthew Auld To: intel-gfx@lists.freedesktop.org Subject: [RFC PATCH 071/162] drm/i915: Keep userpointer bindings if seqcount is unchanged, v2. Date: Fri, 27 Nov 2020 12:05:47 +0000 Message-Id: <20201127120718.454037-72-matthew.auld@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201127120718.454037-1-matthew.auld@intel.com> References: <20201127120718.454037-1-matthew.auld@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , kernel test robot , dri-devel@lists.freedesktop.org, Dan Carpenter Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" RnJvbTogTWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFua2hvcnN0QGxpbnV4LmludGVsLmNv bT4KCkluc3RlYWQgb2YgZm9yY2UgdW5iaW5kaW5nIGFuZCByZWJpbmRpbmcgZXZlcnkgdGltZSwg d2UgdHJ5IHRvIGNoZWNrCmlmIG91ciBub3RpZmllciBzZXFjb3VudCBpcyBzdGlsbCBjb3JyZWN0 IHdoZW4gcGFnZXMgYXJlIGJvdW5kLiBUaGlzCndheSB3ZSBvbmx5IHJlYmluZCB1c2VycHRyIHdo ZW4gd2UgbmVlZCB0bywgYW5kIHByZXZlbnQgc3RhbGxzLgoKUmVwb3J0ZWQtYnk6IGtlcm5lbCB0 ZXN0IHJvYm90IDxsa3BAaW50ZWwuY29tPgpSZXBvcnRlZC1ieTogRGFuIENhcnBlbnRlciA8ZGFu LmNhcnBlbnRlckBvcmFjbGUuY29tPgpTaWduZWQtb2ZmLWJ5OiBNYWFydGVuIExhbmtob3JzdCA8 bWFhcnRlbi5sYW5raG9yc3RAbGludXguaW50ZWwuY29tPgpDYzogVGhvbWFzIEhlbGxzdHLDtm0g PHRob21hcy5oZWxsc3Ryb21AbGludXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9p OTE1L2dlbS9pOTE1X2dlbV91c2VycHRyLmMgfCAyNyArKysrKysrKysrKysrKysrKystLS0KIDEg ZmlsZSBjaGFuZ2VkLCAyNCBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2dlbS9pOTE1X2dlbV91c2VycHRyLmMgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9nZW0vaTkxNV9nZW1fdXNlcnB0ci5jCmluZGV4IGZiNGJjMzBmYmQ5YS4u ZDFlY2MzMWI1ZTkwIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9nZW0vaTkxNV9n ZW1fdXNlcnB0ci5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2dlbS9pOTE1X2dlbV91c2Vy cHRyLmMKQEAgLTI3NSwxMiArMjc1LDMzIEBAIGludCBpOTE1X2dlbV9vYmplY3RfdXNlcnB0cl9z dWJtaXRfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqKQogCWlmIChyZXQpCiAJ CXJldHVybiByZXQ7CiAKLQkvKiBNYWtlIHN1cmUgdXNlcnB0ciBpcyB1bmJvdW5kIGZvciBuZXh0 IGF0dGVtcHQsIHNvIHdlIGRvbid0IHVzZSBzdGFsZSBwYWdlcy4gKi8KLQlyZXQgPSBpOTE1X2dl bV9vYmplY3RfdXNlcnB0cl91bmJpbmQob2JqLCBmYWxzZSk7CisJLyogb3B0aW1pc3RpY2FsbHkg dHJ5IHRvIHByZXNlcnZlIGN1cnJlbnQgcGFnZXMgd2hpbGUgdW5sb2NrZWQgKi8KKwlpZiAoaTkx NV9nZW1fb2JqZWN0X2hhc19wYWdlcyhvYmopICYmCisJICAgICFtbXVfaW50ZXJ2YWxfY2hlY2tf cmV0cnkoJm9iai0+dXNlcnB0ci5ub3RpZmllciwKKwkJCQkgICAgICBvYmotPnVzZXJwdHIubm90 aWZpZXJfc2VxKSkgeworCQlzcGluX2xvY2soJmk5MTUtPm1tLm5vdGlmaWVyX2xvY2spOworCQlp ZiAob2JqLT51c2VycHRyLnB2ZWMgJiYKKwkJICAgICFtbXVfaW50ZXJ2YWxfcmVhZF9yZXRyeSgm b2JqLT51c2VycHRyLm5vdGlmaWVyLAorCQkJCQkgICAgIG9iai0+dXNlcnB0ci5ub3RpZmllcl9z ZXEpKSB7CisJCQlvYmotPnVzZXJwdHIucGFnZV9yZWYrKzsKKworCQkJLyogV2UgY2FuIGtlZXAg dXNpbmcgdGhlIGN1cnJlbnQgYmluZGluZywgdGhpcyBpcyB0aGUgZmFzdHBhdGggKi8KKwkJCXJl dCA9IDE7CisJCX0KKwkJc3Bpbl91bmxvY2soJmk5MTUtPm1tLm5vdGlmaWVyX2xvY2spOworCX0K KworCWlmICghcmV0KSB7CisJCS8qIE1ha2Ugc3VyZSB1c2VycHRyIGlzIHVuYm91bmQgZm9yIG5l eHQgYXR0ZW1wdCwgc28gd2UgZG9uJ3QgdXNlIHN0YWxlIHBhZ2VzLiAqLworCQlyZXQgPSBpOTE1 X2dlbV9vYmplY3RfdXNlcnB0cl91bmJpbmQob2JqLCBmYWxzZSk7CisJfQogCWk5MTVfZ2VtX29i amVjdF91bmxvY2sob2JqKTsKLQlpZiAocmV0KQorCWlmIChyZXQgPCAwKQogCQlyZXR1cm4gcmV0 OwogCisJaWYgKHJldCA+IDApCisJCXJldHVybiAwOworCiAJbm90aWZpZXJfc2VxID0gbW11X2lu dGVydmFsX3JlYWRfYmVnaW4oJm9iai0+dXNlcnB0ci5ub3RpZmllcik7CiAKIAlwdmVjID0ga3Zt YWxsb2NfYXJyYXkobnVtX3BhZ2VzLCBzaXplb2Yoc3RydWN0IHBhZ2UgKiksIEdGUF9LRVJORUwp OwotLSAKMi4yNi4yCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2 ZWwK