From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ssh248.corpemail.net (ssh248.corpemail.net [210.51.61.248]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C25BDC8FE for ; Wed, 26 Mar 2025 05:54:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.51.61.248 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742968487; cv=none; b=twZ3om+GHNm6bdNTaPtLlr1sV2ZZfwqoHhNbeD5IytjsMvdAc3RtibRoBlaNFOc1rj4eH3KDjd2ePwfnlf5OYx8gY32ivtaAxs82PSBbqi5EaaQlZ5kAG2/zTjRqZnPAPkwE+ENgqFF7uc9S2znLRHkAmVsfABjjdiWkNBbxA/Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742968487; c=relaxed/simple; bh=d1DFvTASiMEJBPDGixpaIGg7iiTua/4vkFQRsLp7XJ8=; h=From:To:CC:Subject:Date:Message-ID:Content-Type:MIME-Version; b=ZK7qFUarvYP2Xjx/JKXH+CGxILHejinu0syZnXG2uWEeDg7fRtzlotzq4GJWsPcv65rWpE3KJS2mJP61OaLSsul9uvxcTWfPHZjMqVH9Q80kXvGDzDR0009H7NLieNrFzqKTWqWzFt12wfMEnqAA0cOGtQc0Yw+uoFfwYaJjTPc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com; spf=pass smtp.mailfrom=inspur.com; arc=none smtp.client-ip=210.51.61.248 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=inspur.com Received: from jtjnmail201602.home.langchao.com by ssh248.corpemail.net ((D)) with ASMTP (SSL) id 202503261354356836; Wed, 26 Mar 2025 13:54:35 +0800 Received: from jtjnmail201604.home.langchao.com (10.100.2.4) by jtjnmail201602.home.langchao.com (10.100.2.2) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Wed, 26 Mar 2025 13:54:36 +0800 Received: from jtjnmail201604.home.langchao.com ([fe80::2830:53ee:1228:5322]) by jtjnmail201604.home.langchao.com ([fe80::2830:53ee:1228:5322%5]) with mapi id 15.01.2507.039; Wed, 26 Mar 2025 13:54:36 +0800 From: =?gb2312?B?U2ltb24gV2FuZyAozfW0q7n6KQ==?= To: Matthew Wilcox CC: "akpm@linux-foundation.org" , "mhiramat@kernel.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] mm: migrate: restore the nmask after successfully allocating on the target node Thread-Topic: [PATCH] mm: migrate: restore the nmask after successfully allocating on the target node Thread-Index: AdueEvX2cg199QJ4SR+adDWzi4dISQ== Date: Wed, 26 Mar 2025 05:54:35 +0000 Message-ID: <9e14314cd04645409699ece39443765a@inspur.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 tUid: 20253261354357c1c8661663bb5d00c292cd670ae97c6 X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com DQo+IE9uIFdlZCwgTWFyIDI2LCAyMDI1IGF0IDExOjEyOjE4QU0gKzA4MDAsIHdhbmdjaHVhbmd1 byB3cm90ZToNCj4gPiBJZiBtZW1vcnkgaXMgc3VjY2Vzc2Z1bGx5IGFsbG9jYXRlZCBvbiB0aGUg dGFyZ2V0IG5vZGUgYW5kIHRoZQ0KPiA+IGZ1bmN0aW9uIGRpcmVjdGx5IHJldHVybnMgd2l0aG91 dCB2YWx1ZSByZXN0b3JlIGZvciBubWFzaywgbm9uLWZpcnN0DQo+ID4gbWlncmF0aW9uIG9wZXJh dGlvbnMgaW4gbWlncmF0ZV9wYWdlcygpIGJ5IGFnYWluIGxhYmVsIG1heSBpZ25vcmUgdGhlDQo+ ID4gbm1hc2sgc2V0dGluZ3MsIHRoZXJlYnkgYWxsb3dpbmcgbmV3IG1lbW9yeSBhbGxvY2F0aW9u cyBmb3IgbWlncmF0aW9uDQo+ID4gb24gYW55IG5vZGUuDQo+IA0KPiBJIGhhdmUgbm8gb3Bpbmlv biBvbiB3aGV0aGVyIHRoaXMgaXMgdGhlIHJpZ2h0IHRoaW5nIHRvIGRvIG9yIG5vdCwgYnV0IGlm IGl0IGlzDQo+DQoNCkkgZG9uJ3QgdGhpbmsgc28uIFdoZW4gbWVtb3J5IGFsbG9jYXRpb24gZmFp bHMgb24gdGhlIHRhcmdldCBub2RlLCB0aGVyZSBpcyBhbHJlYWR5IGEgcmVjb3Zlcnkgb3BlcmF0 aW9uIGZvciB0aGUgbm1hc2sgdmFsdWUgYmVsb3cuIFRoZXJlZm9yZSwgdGhlIG5tYXNrIHZhbHVl IHNob3VsZCBvbmx5IGJlIHJlc3RvcmVkIHdoZW4gbWVtb3J5IGFsbG9jYXRpb24gaXMgc3VjY2Vz c2Z1bGx5IGNvbXBsZXRlZCBvbiB0aGUgdGFyZ2V0IG5vZGUuDQoNCj4gPiArKysgYi9tbS92bXNj YW4uYw0KPiA+IEBAIC0xMDI2LDggKzEwMjYsMTAgQEAgc3RydWN0IGZvbGlvICphbGxvY19taWdy YXRlX2ZvbGlvKHN0cnVjdCBmb2xpbyAqc3JjLA0KPiB1bnNpZ25lZCBsb25nIHByaXZhdGUpDQo+ ID4gIAltdGMtPm5tYXNrID0gTlVMTDsNCj4gPiAgCW10Yy0+Z2ZwX21hc2sgfD0gX19HRlBfVEhJ U05PREU7DQo+ID4gIAlkc3QgPSBhbGxvY19taWdyYXRpb25fdGFyZ2V0KHNyYywgKHVuc2lnbmVk IGxvbmcpbXRjKTsNCj4gPiAtCWlmIChkc3QpDQo+ID4gKwlpZiAoZHN0KSB7DQo+ID4gKwkJbXRj LT5ubWFzayA9IGFsbG93ZWRfbWFzazsNCj4gPiAgCQlyZXR1cm4gZHN0Ow0KPiA+ICsJfQ0KPiA+ DQo+ID4gIAltdGMtPmdmcF9tYXNrICY9IH5fX0dGUF9USElTTk9ERTsNCj4gPiAgCW10Yy0+bm1h c2sgPSBhbGxvd2VkX21hc2s7DQo+IA0KPiB0aGlzIHNob3VsZCBiZToNCj4gDQo+IAlkc3QgPSBh bGxvY19taWdyYXRpb25fdGFyZ2V0KHNyYywgKHVuc2lnbmVkIGxvbmcpbXRjKTsNCj4gKwltdGMt Pm5tYXNrID0gYWxsb3dlZF9tYXNrOw0KPiAJaWYgKGRzdCkNCj4gCQlyZXR1cm4gZHN0Ow0KPiAN Cj4gCW10Yy0+Z2ZwX21hc2sgJj0gfl9fR0ZQX1RISVNOT0RFOw0KPiAtCW10Yy0+bm1hc2sgPSBh bGxvd2VkX21hc2s7DQo=