From mboxrd@z Thu Jan 1 00:00:00 1970 From: John.C.Harrison@Intel.com Subject: [PATCH 25/29] drm/i915: Spinlock protection for request list Date: Thu, 30 Oct 2014 18:41:17 +0000 Message-ID: <1414694481-15724-26-git-send-email-John.C.Harrison@Intel.com> References: <1414694481-15724-1-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 mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 18A7C6E55C for ; Thu, 30 Oct 2014 11:41:54 -0700 (PDT) In-Reply-To: <1414694481-15724-1-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 YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKaW5kZXggMDM1NzM1YS4uYzRmYWNi ZCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYworKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCkBAIC0yNDkxLDcgKzI0OTEsMTIgQEAgc3RhdGlj IHZvaWQgaTkxNV9zZXRfcmVzZXRfc3RhdHVzKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdiwKIAogc3RhdGljIHZvaWQgaTkxNV9nZW1fZnJlZV9yZXF1ZXN0KHN0cnVjdCBkcm1faTkx NV9nZW1fcmVxdWVzdCAqcmVxdWVzdCkKIHsKKwl1bnNpZ25lZCBsb25nIGZsYWdzOworCisJc3Bp bl9sb2NrX2lycXNhdmUoJnJlcXVlc3QtPnJpbmctPnJlcWxpc3RfbG9jaywgZmxhZ3MpOwogCWxp c3RfZGVsKCZyZXF1ZXN0LT5saXN0KTsKKwlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZyZXF1ZXN0 LT5yaW5nLT5yZXFsaXN0X2xvY2ssIGZsYWdzKTsKKwogCWk5MTVfZ2VtX3JlcXVlc3RfcmVtb3Zl X2Zyb21fY2xpZW50KHJlcXVlc3QpOwogCiAJaTkxNV9nZW1fcmVxdWVzdF91bnJlZmVyZW5jZShy ZXF1ZXN0KTsKQEAgLTI2NDcsMTIgKzI2NTIsMTQgQEAgdm9pZCBpOTE1X2dlbV9jb21wbGV0ZV9y ZXF1ZXN0c19yaW5nKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcsCiAJCQkJICAgICBib29s IGxhenlfY29oZXJlbmN5KQogewogCXN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVzdCAqcmVxOwor CXVuc2lnbmVkIGxvbmcgZmxhZ3M7CiAJdTMyIHNlcW5vOwogCiAJc2Vxbm8gPSByaW5nLT5nZXRf c2Vxbm8ocmluZywgbGF6eV9jb2hlcmVuY3kpOwogCWlmIChzZXFubyA9PSByaW5nLT5sYXN0X3Jl YWRfc2Vxbm8pCiAJCXJldHVybjsKIAorCXNwaW5fbG9ja19pcnFzYXZlKCZyaW5nLT5yZXFsaXN0 X2xvY2ssIGZsYWdzKTsKIAlsaXN0X2Zvcl9lYWNoX2VudHJ5KHJlcSwgJnJpbmctPnJlcXVlc3Rf bGlzdCwgbGlzdCkgewogCQlpZiAocmVxLT5jb21wbGV0ZSkKIAkJCWNvbnRpbnVlOwpAQCAtMjY2 MCw2ICsyNjY3LDcgQEAgdm9pZCBpOTE1X2dlbV9jb21wbGV0ZV9yZXF1ZXN0c19yaW5nKHN0cnVj dCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcsCiAJCWlmIChpOTE1X3NlcW5vX3Bhc3NlZChzZXFubywg cmVxLT5zZXFubykpCiAJCQlyZXEtPmNvbXBsZXRlID0gdHJ1ZTsKIAl9CisJc3Bpbl91bmxvY2tf aXJxcmVzdG9yZSgmcmluZy0+cmVxbGlzdF9sb2NrLCBmbGFncyk7CiAKIAlyaW5nLT5sYXN0X3Jl YWRfc2Vxbm8gPSBzZXFubzsKIH0KLS0gCjEuNy45LjUKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==