From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH 04/17] drm/i915: Stop needlessly acquiring wakeref for debugfs/drop_caches_set Date: Wed, 13 Mar 2019 13:39:21 +0000 Message-ID: <20190313133934.30312-4-chris@chris-wilson.co.uk> References: <20190313133934.30312-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id EAF7B6E0D3 for ; Wed, 13 Mar 2019 13:57:44 +0000 (UTC) In-Reply-To: <20190313133934.30312-1-chris@chris-wilson.co.uk> 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 Cc: Yokoyama@freedesktop.org List-Id: intel-gfx@lists.freedesktop.org V2Ugb25seSBuZWVkIHRvIGFjcXVpcmUgYSB3YWtlcmVmIGZvciBvdXJzZWx2ZXMgZm9yIGEgZmV3 IG9wZXJhdGlvbnMsIGFzCm1vc3QgZWl0aGVyIGFscmVhZHkgYWNxdWlyZSB0aGVpciBvd24gd2Fr ZXJlZiBvciBpbXBseSBhIHdha2VyZWYuIEluCnBhcnRpY3VsYXIsIGl0IGlzIGk5MTVfZ2VtX3Nl dF93ZWRnZWQoKSB0aGF0IG5lZWRlZCB1cyB0byBwcmVzZW50IGl0CndpdGggYSB3YWtlcmVmLCB3 aGljaCBpcyBpbmNvbmdydW91cyB3aXRoIGl0cyAidXNlIGFueXdoZXJlIiBhYmlsaXR5LgoKU3Vn Z2VzdGVkLWJ5OiBZb2tveWFtYSwgQ2F6IDxjYXoueW9rb3lhbWFAaW50ZWwuY29tPgpTaWduZWQt b2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KQ2M6IFlva295 YW1hLCBDYXogPGNhei55b2tveWFtYUBpbnRlbC5jb20+CkNjOiBNaWthIEt1b3BwYWxhIDxtaWth Lmt1b3BwYWxhQGxpbnV4LmludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2RlYnVnZnMuYyB8IDEyICsrKystLS0tLS0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9y ZXNldC5jICAgfCAgNCArKystCiAyIGZpbGVzIGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgOSBk ZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVn ZnMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZGVidWdmcy5jCmluZGV4IDZhOTA1NThk ZTIxMy4uMDg2ODNkY2E3Nzc1IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2RlYnVnZnMuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYwpAQCAt Mzg4OCwxMiArMzg4OCw5IEBAIHN0YXRpYyBpbnQKIGk5MTVfZHJvcF9jYWNoZXNfc2V0KHZvaWQg KmRhdGEsIHU2NCB2YWwpCiB7CiAJc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmk5MTUgPSBkYXRh OwotCWludGVsX3dha2VyZWZfdCB3YWtlcmVmOwotCWludCByZXQgPSAwOwogCiAJRFJNX0RFQlVH KCJEcm9wcGluZyBjYWNoZXM6IDB4JTA4bGx4IFsweCUwOGxseF1cbiIsCiAJCSAgdmFsLCB2YWwg JiBEUk9QX0FMTCk7Ci0Jd2FrZXJlZiA9IGludGVsX3J1bnRpbWVfcG1fZ2V0KGk5MTUpOwogCiAJ aWYgKHZhbCAmIERST1BfUkVTRVRfQUNUSVZFICYmCiAJICAgIHdhaXRfZm9yKGludGVsX2VuZ2lu ZXNfYXJlX2lkbGUoaTkxNSksIEk5MTVfSURMRV9FTkdJTkVTX1RJTUVPVVQpKQpAQCAtMzkwMiw5 ICszODk5LDExIEBAIGk5MTVfZHJvcF9jYWNoZXNfc2V0KHZvaWQgKmRhdGEsIHU2NCB2YWwpCiAJ LyogTm8gbmVlZCB0byBjaGVjayBhbmQgd2FpdCBmb3IgZ3B1IHJlc2V0cywgb25seSBsaWJkcm0g YXV0by1yZXN0YXJ0cwogCSAqIG9uIGlvY3RscyBvbiAtRUFHQUlOLiAqLwogCWlmICh2YWwgJiAo RFJPUF9BQ1RJVkUgfCBEUk9QX1JFVElSRSB8IERST1BfUkVTRVRfU0VRTk8pKSB7CisJCWludCBy ZXQ7CisKIAkJcmV0ID0gbXV0ZXhfbG9ja19pbnRlcnJ1cHRpYmxlKCZpOTE1LT5kcm0uc3RydWN0 X211dGV4KTsKIAkJaWYgKHJldCkKLQkJCWdvdG8gb3V0OworCQkJcmV0dXJuIHJldDsKIAogCQlp ZiAodmFsICYgRFJPUF9BQ1RJVkUpCiAJCQlyZXQgPSBpOTE1X2dlbV93YWl0X2Zvcl9pZGxlKGk5 MTUsCkBAIC0zOTQzLDEwICszOTQyLDcgQEAgaTkxNV9kcm9wX2NhY2hlc19zZXQodm9pZCAqZGF0 YSwgdTY0IHZhbCkKIAlpZiAodmFsICYgRFJPUF9GUkVFRCkKIAkJaTkxNV9nZW1fZHJhaW5fZnJl ZWRfb2JqZWN0cyhpOTE1KTsKIAotb3V0OgotCWludGVsX3J1bnRpbWVfcG1fcHV0KGk5MTUsIHdh a2VyZWYpOwotCi0JcmV0dXJuIHJldDsKKwlyZXR1cm4gMDsKIH0KIAogREVGSU5FX1NJTVBMRV9B VFRSSUJVVEUoaTkxNV9kcm9wX2NhY2hlc19mb3BzLApkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9yZXNldC5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZXNldC5j CmluZGV4IDNjMDhlMDg4MzdkMC4uOTU1YzIyYjhkZmM3IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X3Jlc2V0LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9y ZXNldC5jCkBAIC04NjEsOSArODYxLDExIEBAIHN0YXRpYyB2b2lkIF9faTkxNV9nZW1fc2V0X3dl ZGdlZChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqaTkxNSkKIHZvaWQgaTkxNV9nZW1fc2V0X3dl ZGdlZChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqaTkxNSkKIHsKIAlzdHJ1Y3QgaTkxNV9ncHVf ZXJyb3IgKmVycm9yID0gJmk5MTUtPmdwdV9lcnJvcjsKKwlpbnRlbF93YWtlcmVmX3Qgd2FrZXJl ZjsKIAogCW11dGV4X2xvY2soJmVycm9yLT53ZWRnZV9tdXRleCk7Ci0JX19pOTE1X2dlbV9zZXRf d2VkZ2VkKGk5MTUpOworCXdpdGhfaW50ZWxfcnVudGltZV9wbShpOTE1LCB3YWtlcmVmKQorCQlf X2k5MTVfZ2VtX3NldF93ZWRnZWQoaTkxNSk7CiAJbXV0ZXhfdW5sb2NrKCZlcnJvci0+d2VkZ2Vf bXV0ZXgpOwogfQogCi0tIAoyLjIwLjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2ludGVsLWdmeA==