From mboxrd@z Thu Jan 1 00:00:00 1970 From: John.C.Harrison@Intel.com Subject: [PATCH v2 24/28] drm/i915: Spinlock protection for request list Date: Fri, 14 Nov 2014 12:19:15 +0000 Message-ID: <1415967559-17074-25-git-send-email-John.C.Harrison@Intel.com> References: <1415967559-17074-1-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 mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 1F0436EDDA for ; Fri, 14 Nov 2014 04:19:48 -0800 (PST) In-Reply-To: <1415967559-17074-1-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 b2huIEhhcnJpc29uIDxKb2huLkMuSGFycmlzb25ASW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZ2VtLmMgfCAgICA4ICsrKysrKysrCiAxIGZpbGUgY2hhbmdlZCwgOCBp bnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0u YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKaW5kZXggYjZjNzViMC4uZWRmNzEy YiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYworKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCkBAIC0yNTczLDcgKzI1NzMsMTIgQEAgc3RhdGlj IHZvaWQgaTkxNV9zZXRfcmVzZXRfc3RhdHVzKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdiwKIAogc3RhdGljIHZvaWQgaTkxNV9nZW1fZnJlZV9yZXF1ZXN0KHN0cnVjdCBkcm1faTkx NV9nZW1fcmVxdWVzdCAqcmVxdWVzdCkKIHsKKwl1bnNpZ25lZCBsb25nIGZsYWdzOworCisJc3Bp bl9sb2NrX2lycXNhdmUoJnJlcXVlc3QtPnJpbmctPnJlcWxpc3RfbG9jaywgZmxhZ3MpOwogCWxp c3RfZGVsKCZyZXF1ZXN0LT5saXN0KTsKKwlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZyZXF1ZXN0 LT5yaW5nLT5yZXFsaXN0X2xvY2ssIGZsYWdzKTsKKwogCWk5MTVfZ2VtX3JlcXVlc3RfcmVtb3Zl X2Zyb21fY2xpZW50KHJlcXVlc3QpOwogCiAJaTkxNV9nZW1fcmVxdWVzdF91bnJlZmVyZW5jZShy ZXF1ZXN0KTsKQEAgLTI3MzAsNiArMjczNSw3IEBAIHZvaWQgaTkxNV9nZW1fY29tcGxldGVfcmVx dWVzdHNfcmluZyhzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICpyaW5nLAogCQkJCSAgICAgYm9vbCBs YXp5X2NvaGVyZW5jeSkKIHsKIAlzdHJ1Y3QgZHJtX2k5MTVfZ2VtX3JlcXVlc3QgKnJlcTsKKwl1 bnNpZ25lZCBsb25nIGZsYWdzOwogCXUzMiBzZXFubzsKIAogCXNlcW5vID0gcmluZy0+Z2V0X3Nl cW5vKHJpbmcsIGxhenlfY29oZXJlbmN5KTsKQEAgLTI3MzksNiArMjc0NSw3IEBAIHZvaWQgaTkx NV9nZW1fY29tcGxldGVfcmVxdWVzdHNfcmluZyhzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICpyaW5n LAogCWlmIChzZXFubyA9PSByaW5nLT5sYXN0X3JlYWRfc2Vxbm8pCiAJCXJldHVybjsKIAorCXNw aW5fbG9ja19pcnFzYXZlKCZyaW5nLT5yZXFsaXN0X2xvY2ssIGZsYWdzKTsKIAlsaXN0X2Zvcl9l YWNoX2VudHJ5KHJlcSwgJnJpbmctPnJlcXVlc3RfbGlzdCwgbGlzdCkgewogCQlpZiAocmVxLT5j b21wbGV0ZSkKIAkJCWNvbnRpbnVlOwpAQCAtMjc0Niw2ICsyNzUzLDcgQEAgdm9pZCBpOTE1X2dl bV9jb21wbGV0ZV9yZXF1ZXN0c19yaW5nKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcsCiAJ CWlmIChpOTE1X3NlcW5vX3Bhc3NlZChzZXFubywgcmVxLT5zZXFubykpCiAJCQlyZXEtPmNvbXBs ZXRlID0gdHJ1ZTsKIAl9CisJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmcmluZy0+cmVxbGlzdF9s b2NrLCBmbGFncyk7CiAKIAlyaW5nLT5sYXN0X3JlYWRfc2Vxbm8gPSBzZXFubzsKIH0KLS0gCjEu Ny45LjUKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCklu dGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==