From mboxrd@z Thu Jan 1 00:00:00 1970 From: John.C.Harrison@Intel.com Subject: [PATCH v3 24/28] drm/i915: Spinlock protection for request list Date: Mon, 24 Nov 2014 18:49:46 +0000 Message-ID: <1416854990-1920-25-git-send-email-John.C.Harrison@Intel.com> References: <1416854990-1920-1-git-send-email-John.C.Harrison@Intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id D943A6EE26 for ; Mon, 24 Nov 2014 10:50:28 -0800 (PST) In-Reply-To: <1416854990-1920-1-git-send-email-John.C.Harrison@Intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Intel-GFX@Lists.FreeDesktop.Org List-Id: intel-gfx@lists.freedesktop.org RnJvbTogSm9obiBIYXJyaXNvbiA8Sm9obi5DLkhhcnJpc29uQEludGVsLmNvbT4KClRoZSBjb21w bGV0aW9uIHN0YXR1cyBmb3IgYWxsIGVudHJpZXMgaW4gdGhlIHJlcXVlc3QgbGlzdCBpcyB1cGRh dGVkIG9uIGRlbWFuZC4KVGhpcyBvY2N1cnMgd2hlbmV2ZXIgdGhlIGNvZGUgcXVlcmllcyB0aGUg Y29tcGxldGlvbiBzdGF0dXMgb2YgYSBnaXZlbiByZXF1ZXN0CmFuZCBhIG5ldyBzZXFubyB2YWx1 ZSBoYXMgcG9wcGVkIG91dCBvZiB0aGUgaGFyZHdhcmUuIFVuZm9ydHVudGF0ZWx5LCBub3QgYWxs CnN1Y2ggcXVlcmllcyBhcmUgZG9uZSB3aXRoIHRoZSBkcml2ZXIgbXV0ZXggbG9jayBoZWxkLiBU aGVyZWZvcmUgdGhlcmUgaXMgYSByYWNlCmNvbmRpdGlvbiBiZXR3ZWVuIHRoZSBxdWVyeSBwcm9j ZXNzaW5nIGFuZCB0aGUgcmV0aXJlZCByZXF1ZXN0IHJlbW92YWwgY29kZQp3aGljaCBjYW4gcmVz dWx0IGluIGEgZG9kZ3kgcG9pbnRlciBkZXJlZmVyZW5jZS4KClRoZSBzb2x1dGlvbiBpcyB0byBz cGlubG9jayBhcm91bmQgdGhvc2UgdHdvIHBvaW50cyAtIHRoZSBhY3R1YWwgbGlzdCBlbnRyeQpy ZW1vdmFsIGFuZCB0aGUgcG90ZW50aWFsbHkgYXN5bmNocm9ub3VzIHF1ZXJ5LiBUaGlzIGVuc3Vy ZXMgdGhhdCB0aGUgcXVlcnkgd2lsbApuZXZlciBzZWUgYSBub2RlIHRoYXQgaXMgaW4gdGhlIHBy b2Nlc3Mgb2YgYmVpbmcgZGVzdHJveWVkLgoKRm9yOiBWSVotNDM3NwpTaWduZWQtb2ZmLWJ5OiBK b2huIEhhcnJpc29uIDxKb2huLkMuSGFycmlzb25ASW50ZWwuY29tPgpSZXZpZXdlZC1ieTogVGhv bWFzIERhbmllbCA8VGhvbWFzLkRhbmllbEBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9nZW0uYyB8ICAgIDggKysrKysrKysKIDEgZmlsZSBjaGFuZ2VkLCA4IGluc2Vy dGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwppbmRleCBjZTMxNmZhLi43MWZjYmVhIDEw MDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCisrKyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKQEAgLTI1NjksNyArMjU2OSwxMiBAQCBzdGF0aWMgdm9p ZCBpOTE1X3NldF9yZXNldF9zdGF0dXMoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 LAogCiBzdGF0aWMgdm9pZCBpOTE1X2dlbV9mcmVlX3JlcXVlc3Qoc3RydWN0IGRybV9pOTE1X2dl bV9yZXF1ZXN0ICpyZXF1ZXN0KQogeworCXVuc2lnbmVkIGxvbmcgZmxhZ3M7CisKKwlzcGluX2xv Y2tfaXJxc2F2ZSgmcmVxdWVzdC0+cmluZy0+cmVxbGlzdF9sb2NrLCBmbGFncyk7CiAJbGlzdF9k ZWwoJnJlcXVlc3QtPmxpc3QpOworCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJnJlcXVlc3QtPnJp bmctPnJlcWxpc3RfbG9jaywgZmxhZ3MpOworCiAJaTkxNV9nZW1fcmVxdWVzdF9yZW1vdmVfZnJv bV9jbGllbnQocmVxdWVzdCk7CiAKIAlpOTE1X2dlbV9yZXF1ZXN0X3VucmVmZXJlbmNlKHJlcXVl c3QpOwpAQCAtMjc0MCw2ICsyNzQ1LDcgQEAgdm9pZCBpOTE1X2dlbV9jb21wbGV0ZV9yZXF1ZXN0 c19yaW5nKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcsCiAJCQkJICAgICBib29sIGxhenlf Y29oZXJlbmN5KQogewogCXN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVzdCAqcmVxOworCXVuc2ln bmVkIGxvbmcgZmxhZ3M7CiAJdTMyIHNlcW5vOwogCiAJc2Vxbm8gPSByaW5nLT5nZXRfc2Vxbm8o cmluZywgbGF6eV9jb2hlcmVuY3kpOwpAQCAtMjc0OSw2ICsyNzU1LDcgQEAgdm9pZCBpOTE1X2dl bV9jb21wbGV0ZV9yZXF1ZXN0c19yaW5nKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcsCiAJ aWYgKHNlcW5vID09IHJpbmctPmxhc3RfcmVhZF9zZXFubykKIAkJcmV0dXJuOwogCisJc3Bpbl9s b2NrX2lycXNhdmUoJnJpbmctPnJlcWxpc3RfbG9jaywgZmxhZ3MpOwogCWxpc3RfZm9yX2VhY2hf ZW50cnkocmVxLCAmcmluZy0+cmVxdWVzdF9saXN0LCBsaXN0KSB7CiAJCWlmIChyZXEtPmNvbXBs ZXRlKQogCQkJY29udGludWU7CkBAIC0yNzU2LDYgKzI3NjMsNyBAQCB2b2lkIGk5MTVfZ2VtX2Nv bXBsZXRlX3JlcXVlc3RzX3Jpbmcoc3RydWN0IGludGVsX2VuZ2luZV9jcyAqcmluZywKIAkJaWYg KGk5MTVfc2Vxbm9fcGFzc2VkKHNlcW5vLCByZXEtPnNlcW5vKSkKIAkJCXJlcS0+Y29tcGxldGUg PSB0cnVlOwogCX0KKwlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZyaW5nLT5yZXFsaXN0X2xvY2ss IGZsYWdzKTsKIAogCXJpbmctPmxhc3RfcmVhZF9zZXFubyA9IHNlcW5vOwogfQotLSAKMS43Ljku NQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK