From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhu, Rex" Subject: RE: [PATCH 2/2] drm/amd/powerplay: refine code to avoid potential bug that the memory not cleared. Date: Mon, 6 Feb 2017 12:09:46 +0000 Message-ID: References: <1486357719-7102-1-git-send-email-Rex.Zhu@amd.com> <1486357719-7102-2-git-send-email-Rex.Zhu@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1486357719-7102-2-git-send-email-Rex.Zhu-5C7GfCeVMHo@public.gmane.org> Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Zhu, Rex" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" KwkJY2xvY2tzLT5jb3VudCA9IG1jbGtfdGFibGUtPmNvdW50CgpNaXNzaW5nIHNlbWljb2xvbi4g V2lsbCBmaXggaW4gVjIuCgpCZXN0IFJlZ2FyZHMKUmV4CgotLS0tLU9yaWdpbmFsIE1lc3NhZ2Ut LS0tLQpGcm9tOiBSZXggWmh1IFttYWlsdG86UmV4LlpodUBhbWQuY29tXSAKU2VudDogTW9uZGF5 LCBGZWJydWFyeSAwNiwgMjAxNyAxOjA5IFBNClRvOiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpDYzogWmh1LCBSZXgKU3ViamVjdDogW1BBVENIIDIvMl0gZHJtL2FtZC9wb3dlcnBsYXk6 IHJlZmluZSBjb2RlIHRvIGF2b2lkIHBvdGVudGlhbCBidWcgdGhhdCB0aGUgbWVtb3J5IG5vdCBj bGVhcmVkLgoKQ2hhbmdlLUlkOiBJZjI4NmQxNjNjYmFiZDhlOTkyMWE5ZDNjZmNiNzFiYjJiOTlh YWNlYgpTaWduZWQtb2ZmLWJ5OiBSZXggWmh1IDxSZXguWmh1QGFtZC5jb20+Ci0tLQogZHJpdmVy cy9ncHUvZHJtL2FtZC9wb3dlcnBsYXkvaHdtZ3Ivc211N19od21nci5jIHwgMTcgKysrKysrKy0t LS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA3IGluc2VydGlvbnMoKyksIDEwIGRlbGV0aW9ucygt KQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L2h3bWdyL3NtdTdf aHdtZ3IuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L2h3bWdyL3NtdTdfaHdtZ3Iu YwppbmRleCAwYTZjODMzLi4xOGY4ZWU3IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1k L3Bvd2VycGxheS9od21nci9zbXU3X2h3bWdyLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9w b3dlcnBsYXkvaHdtZ3Ivc211N19od21nci5jCkBAIC00Mzk3LDE2ICs0Mzk3LDE0IEBAIHN0YXRp YyBpbnQgc211N19nZXRfc2Nsa3Moc3RydWN0IHBwX2h3bWdyICpod21nciwgc3RydWN0IGFtZF9w cF9jbG9ja3MgKmNsb2NrcykKIAkJaWYgKHRhYmxlX2luZm8gPT0gTlVMTCB8fCB0YWJsZV9pbmZv LT52ZGRfZGVwX29uX3NjbGsgPT0gTlVMTCkKIAkJCXJldHVybiAtRUlOVkFMOwogCQlkZXBfc2Ns a190YWJsZSA9IHRhYmxlX2luZm8tPnZkZF9kZXBfb25fc2NsazsKLQkJZm9yIChpID0gMDsgaSA8 IGRlcF9zY2xrX3RhYmxlLT5jb3VudDsgaSsrKSB7CisJCWZvciAoaSA9IDA7IGkgPCBkZXBfc2Ns a190YWJsZS0+Y291bnQ7IGkrKykKIAkJCWNsb2Nrcy0+Y2xvY2tbaV0gPSBkZXBfc2Nsa190YWJs ZS0+ZW50cmllc1tpXS5jbGs7Ci0JCQljbG9ja3MtPmNvdW50Kys7Ci0JCX0KKwkJY2xvY2tzLT5j b3VudCA9IGRlcF9zY2xrX3RhYmxlLT5jb3VudDsKIAl9IGVsc2UgaWYgKGh3bWdyLT5wcF90YWJs ZV92ZXJzaW9uID09IFBQX1RBQkxFX1YwKSB7CiAJCXNjbGtfdGFibGUgPSBod21nci0+ZHluX3N0 YXRlLnZkZGNfZGVwZW5kZW5jeV9vbl9zY2xrOwotCQlmb3IgKGkgPSAwOyBpIDwgc2Nsa190YWJs ZS0+Y291bnQ7IGkrKykgeworCQlmb3IgKGkgPSAwOyBpIDwgc2Nsa190YWJsZS0+Y291bnQ7IGkr KykKIAkJCWNsb2Nrcy0+Y2xvY2tbaV0gPSBzY2xrX3RhYmxlLT5lbnRyaWVzW2ldLmNsazsKLQkJ CWNsb2Nrcy0+Y291bnQrKzsKLQkJfQorCQljbG9ja3MtPmNvdW50ID0gc2Nsa190YWJsZS0+Y291 bnQ7CiAJfQogCiAJcmV0dXJuIDA7CkBAIC00NDQwLDE0ICs0NDM4LDEzIEBAIHN0YXRpYyBpbnQg c211N19nZXRfbWNsa3Moc3RydWN0IHBwX2h3bWdyICpod21nciwgc3RydWN0IGFtZF9wcF9jbG9j a3MgKmNsb2NrcykKIAkJCWNsb2Nrcy0+Y2xvY2tbaV0gPSBkZXBfbWNsa190YWJsZS0+ZW50cmll c1tpXS5jbGs7CiAJCQljbG9ja3MtPmxhdGVuY3lbaV0gPSBzbXU3X2dldF9tZW1fbGF0ZW5jeSho d21nciwKIAkJCQkJCWRlcF9tY2xrX3RhYmxlLT5lbnRyaWVzW2ldLmNsayk7Ci0JCQljbG9ja3Mt PmNvdW50Kys7CiAJCX0KKwkJY2xvY2tzLT5jb3VudCA9IGRlcF9tY2xrX3RhYmxlLT5jb3VudDsK IAl9IGVsc2UgaWYgKGh3bWdyLT5wcF90YWJsZV92ZXJzaW9uID09IFBQX1RBQkxFX1YwKSB7CiAJ CW1jbGtfdGFibGUgPSBod21nci0+ZHluX3N0YXRlLnZkZGNfZGVwZW5kZW5jeV9vbl9tY2xrOwot CQlmb3IgKGkgPSAwOyBpIDwgbWNsa190YWJsZS0+Y291bnQ7IGkrKykgeworCQlmb3IgKGkgPSAw OyBpIDwgbWNsa190YWJsZS0+Y291bnQ7IGkrKykKIAkJCWNsb2Nrcy0+Y2xvY2tbaV0gPSBtY2xr X3RhYmxlLT5lbnRyaWVzW2ldLmNsazsKLQkJCWNsb2Nrcy0+Y291bnQrKzsKLQkJfQorCQljbG9j a3MtPmNvdW50ID0gbWNsa190YWJsZS0+Y291bnQKIAl9CiAJcmV0dXJuIDA7CiB9Ci0tIAoxLjku MQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdm eCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==