From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Anholt Subject: [PATCH 1/3 v2] drm/v3d: Take a lock across GPU scheduler job creation and queuing. Date: Wed, 6 Jun 2018 10:48:51 -0700 Message-ID: <20180606174851.12433-1-eric@anholt.net> References: <1528274797.26063.6.camel@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1528274797.26063.6.camel@pengutronix.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org List-Id: amd-gfx.lists.freedesktop.org QmV0d2VlbiBjcmVhdGlvbiBhbmQgcXVldWVpbmcgb2YgYSBqb2IsIHlvdSBuZWVkIHRvIHByZXZl bnQgYW55IG90aGVyCmpvYiBmcm9tIGJlaW5nIGNyZWF0ZWQgYW5kIHF1ZXVlZC4gIE90aGVyd2lz ZSB0aGUgc2NoZWR1bGVyJ3MgZmVuY2VzCm1heSBiZSBzaWduYWxlZCBvdXQgb2Ygc2Vxbm8gb3Jk ZXIuCgp2MjogbW92ZSBtdXRleCB1bmxvY2sgdG8gdGhlIGVycm9yIGxhYmVsLgoKU2lnbmVkLW9m Zi1ieTogRXJpYyBBbmhvbHQgPGVyaWNAYW5ob2x0Lm5ldD4KRml4ZXM6IDU3NjkyYzk0ZGNiZSAo ImRybS92M2Q6IEludHJvZHVjZSBhIG5ldyBEUk0gZHJpdmVyIGZvciBCcm9hZGNvbSBWM0QgVjMu eCsiKQotLS0KIGRyaXZlcnMvZ3B1L2RybS92M2QvdjNkX2Rydi5oIHwgNSArKysrKwogZHJpdmVy cy9ncHUvZHJtL3YzZC92M2RfZ2VtLmMgfCA0ICsrKysKIDIgZmlsZXMgY2hhbmdlZCwgOSBpbnNl cnRpb25zKCspCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL3YzZC92M2RfZHJ2LmggYi9k cml2ZXJzL2dwdS9kcm0vdjNkL3YzZF9kcnYuaAppbmRleCBhMDQzYWMzYWFlOTguLjI2MDA1YWJk OWM1ZCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL3YzZC92M2RfZHJ2LmgKKysrIGIvZHJp dmVycy9ncHUvZHJtL3YzZC92M2RfZHJ2LmgKQEAgLTg1LDYgKzg1LDExIEBAIHN0cnVjdCB2M2Rf ZGV2IHsKIAkgKi8KIAlzdHJ1Y3QgbXV0ZXggcmVzZXRfbG9jazsKIAorCS8qIExvY2sgdGFrZW4g d2hlbiBjcmVhdGluZyBhbmQgcHVzaGluZyB0aGUgR1BVIHNjaGVkdWxlcgorCSAqIGpvYnMsIHRv IGtlZXAgdGhlIHNjaGVkLWZlbmNlIHNlcW5vcyBpbiBvcmRlci4KKwkgKi8KKwlzdHJ1Y3QgbXV0 ZXggc2NoZWRfbG9jazsKKwogCXN0cnVjdCB7CiAJCXUzMiBudW1fYWxsb2NhdGVkOwogCQl1MzIg cGFnZXNfYWxsb2NhdGVkOwpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL3YzZC92M2RfZ2Vt LmMgYi9kcml2ZXJzL2dwdS9kcm0vdjNkL3YzZF9nZW0uYwppbmRleCBiNTEzZjkxODljYWYuLjI2 OWZlMTYzNzljMCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL3YzZC92M2RfZ2VtLmMKKysr IGIvZHJpdmVycy9ncHUvZHJtL3YzZC92M2RfZ2VtLmMKQEAgLTU1MCw2ICs1NTAsNyBAQCB2M2Rf c3VibWl0X2NsX2lvY3RsKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJaWYg KHJldCkKIAkJZ290byBmYWlsOwogCisJbXV0ZXhfbG9jaygmdjNkLT5zY2hlZF9sb2NrKTsKIAlp ZiAoZXhlYy0+YmluLnN0YXJ0ICE9IGV4ZWMtPmJpbi5lbmQpIHsKIAkJcmV0ID0gZHJtX3NjaGVk X2pvYl9pbml0KCZleGVjLT5iaW4uYmFzZSwKIAkJCQkJICZ2M2QtPnF1ZXVlW1YzRF9CSU5dLnNj aGVkLApAQCAtNTc2LDYgKzU3Nyw3IEBAIHYzZF9zdWJtaXRfY2xfaW9jdGwoc3RydWN0IGRybV9k ZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwKIAlrcmVmX2dldCgmZXhlYy0+cmVmY291bnQpOyAvKiBw dXQgYnkgc2NoZWR1bGVyIGpvYiBjb21wbGV0aW9uICovCiAJZHJtX3NjaGVkX2VudGl0eV9wdXNo X2pvYigmZXhlYy0+cmVuZGVyLmJhc2UsCiAJCQkJICAmdjNkX3ByaXYtPnNjaGVkX2VudGl0eVtW M0RfUkVOREVSXSk7CisJbXV0ZXhfdW5sb2NrKCZ2M2QtPnNjaGVkX2xvY2spOwogCiAJdjNkX2F0 dGFjaF9vYmplY3RfZmVuY2VzKGV4ZWMpOwogCkBAIC01OTQsNiArNTk2LDcgQEAgdjNkX3N1Ym1p dF9jbF9pb2N0bChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpkYXRhLAogCXJldHVybiAw OwogCiBmYWlsX3VucmVzZXJ2ZToKKwltdXRleF91bmxvY2soJnYzZC0+c2NoZWRfbG9jayk7CiAJ djNkX3VubG9ja19ib19yZXNlcnZhdGlvbnMoZGV2LCBleGVjLCAmYWNxdWlyZV9jdHgpOwogZmFp bDoKIAl2M2RfZXhlY19wdXQoZXhlYyk7CkBAIC02MTUsNiArNjE4LDcgQEAgdjNkX2dlbV9pbml0 KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpCiAJc3Bpbl9sb2NrX2luaXQoJnYzZC0+am9iX2xvY2sp OwogCW11dGV4X2luaXQoJnYzZC0+Ym9fbG9jayk7CiAJbXV0ZXhfaW5pdCgmdjNkLT5yZXNldF9s b2NrKTsKKwltdXRleF9pbml0KCZ2M2QtPnNjaGVkX2xvY2spOwogCiAJLyogTm90ZTogV2UgZG9u J3QgYWxsb2NhdGUgYWRkcmVzcyAwLiAgVmFyaW91cyBiaXRzIG9mIEhXCiAJICogdHJlYXQgMCBh cyBzcGVjaWFsLCBzdWNoIGFzIHRoZSBvY2NsdXNpb24gcXVlcnkgY291bnRlcnMKLS0gCjIuMTcu MAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRl dmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==