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Thu, 21 Nov 2019 16:30:04 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 21 Nov 2019 16:30:14 +0800 From: YT Chang To: YT Chang , Peter Zijlstra , Matthias Brugger CC: , , , Subject: [PATCH 1/1] sched: cfs_rq h_load might not update due to irq disable Date: Thu, 21 Nov 2019 16:30:09 +0800 Message-ID: <1574325009-10846-1-git-send-email-yt.chang@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org U3luZHJvbWU6DQoNClR3byBDUFVzIG1pZ2h0IGRvIGlkbGUgYmFsYW5jZSBpbiB0aGUgc2FtZSB0 aW1lLg0KT25lIENQVSBkb2VzIGlkbGUgYmFsYW5jZSBhbmQgcHVsbHMgc29tZSB0YXNrcy4NCkhv d2V2ZXIgYmVmb3JlIHBpY2sgbmV4dCB0YXNrLCBBTEwgdGFzayBhcmUgcHVsbGVkIGJhY2sgdG8g b3RoZXIgQ1BVLg0KVGhhdCByZXN1bHRzIGluIGluZmluaXRlIGxvb3AgaW4gYm90aCBDUFVzLg0K DQo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQ0KY29kZSBmbG93Og0K DQppbiBwaWNrX25leHRfdGFza19mYWlyKCkNCg0KYWdhaW46DQoNCmlmIG5yX3J1bm5pbmcgPT0g MA0KCWdvdG8gaWRsZQ0KcGljayBuZXh0IHRhc2sNCglyZXR1cm4NCg0KaWRsZToNCglpZGxlX2Jh bGFuY2UNCiAgICAgICAvKiBwdWxsIHNvbWUgdGFza3MgZnJvbSBvdGhlciBDUFUsDQogICAgICAg ICogSG93ZXZlciBvdGhlciBDUFUgYXJlIGFsc28gZG8gaWRsZSBiYWxhbmNlLA0KCSogYW5kIHB1 bGwgYmFjayB0aGVzZSB0YXNrICovDQoNCglnbyB0byBhZ2Fpbg0KDQo9PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PQ0KVGhlIHJlc3VsdCB0byBwdWxsIEFMTCB0YXNrcyBi YWNrIHdoZW4gdGhlIHRhc2tfaF9sb2FkDQppcyBpbmNvcnJlY3QgYW5kIHRvbyBsb3cuDQoNCnN0 YXRpYyB1bnNpZ25lZCBsb25nIHRhc2tfaF9sb2FkKHN0cnVjdCB0YXNrX3N0cnVjdCAqcCkNCnsN CiAgICAgICAgc3RydWN0IGNmc19ycSAqY2ZzX3JxID0gdGFza19jZnNfcnEocCk7DQoNCgl1cGRh dGVfY2ZzX3JxX2hfbG9hZChjZnNfcnEpOw0KCXJldHVybiBkaXY2NF91bChwLT5zZS5hdmcubG9h ZF9hdmdfY29udHJpYiAqIGNmc19ycS0+aF9sb2FkLA0KCQkJY2ZzX3JxLT5ydW5uYWJsZV9sb2Fk X2F2ZyArIDEpOw0KfQ0KDQpUaGUgY2ZzX3JxLT5oX2xvYWQgaXMgaW5jb3JyZWN0IGFuZCBtaWdo dCB0b28gc21hbGwuDQpUaGUgb3JpZ2luYWwgaWRlYSBvZiBjZnNfcnE6Omxhc3RfaF9sb2FkX3Vw ZGF0ZSB3aWxsIG5vdA0KdXBkYXRlIGNmc19ycTo6aF9sb2FkIG1vcmUgdGhhbiBvbmNlIGEgamlm Zmllcy4NCldoZW4gdGhlIFR3byBDUFVzIHB1bGwgZWFjaCBvdGhlciBpbiB0aGUgcGlja19uZXh0 X3Rhc2tfZmFpciwNCnRoZSBpcnEgZGlzYWJsZWQgYW5kIHJlc3VsdCBpbiBqaWZmaWUgbm90IHVw ZGF0ZS4NCihPdGhlciBDUFVzIHdhaXQgZm9yIHJ1bnF1ZXVlIGxvY2sgbG9ja2VkIGJ5IHRoZSB0 d28gQ1BVcy4NClNvLCBBTEwgQ1BVcyBhcmUgaXJxIGRpc2FibGVkLikNCg0KU29sdXRpb246DQpj ZnNfcnEgaF9sb2FkIG1pZ2h0IG5vdCB1cGRhdGUgZHVlIHRvIGlycSBkaXNhYmxlDQp1c2Ugc2No ZWRfY2xvY2sgaW5zdGVhZCBqaWZmaWVzDQoNClNpZ25lZC1vZmYtYnk6IFlUIENoYW5nIDx5dC5j aGFuZ0BtZWRpYXRlay5jb20+DQotLS0NCiBrZXJuZWwvc2NoZWQvZmFpci5jIHwgNCArKystDQog MSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQ0KDQpkaWZmIC0t Z2l0IGEva2VybmVsL3NjaGVkL2ZhaXIuYyBiL2tlcm5lbC9zY2hlZC9mYWlyLmMNCmluZGV4IDgz YWIzNWUuLjIzMWM1M2YgMTAwNjQ0DQotLS0gYS9rZXJuZWwvc2NoZWQvZmFpci5jDQorKysgYi9r ZXJuZWwvc2NoZWQvZmFpci5jDQpAQCAtNzU3OCw5ICs3NTc4LDExIEBAIHN0YXRpYyB2b2lkIHVw ZGF0ZV9jZnNfcnFfaF9sb2FkKHN0cnVjdCBjZnNfcnEgKmNmc19ycSkNCiB7DQogCXN0cnVjdCBy cSAqcnEgPSBycV9vZihjZnNfcnEpOw0KIAlzdHJ1Y3Qgc2NoZWRfZW50aXR5ICpzZSA9IGNmc19y cS0+dGctPnNlW2NwdV9vZihycSldOw0KLQl1bnNpZ25lZCBsb25nIG5vdyA9IGppZmZpZXM7DQor CXU2NCBub3cgPSBzY2hlZF9jbG9ja19jcHUoY3B1X29mKHJxKSk7DQogCXVuc2lnbmVkIGxvbmcg bG9hZDsNCiANCisJbm93ID0gbm93ICogSFogPj4gMzA7DQorDQogCWlmIChjZnNfcnEtPmxhc3Rf aF9sb2FkX3VwZGF0ZSA9PSBub3cpDQogCQlyZXR1cm47DQogDQotLSANCjEuOS4xDQo=