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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: x-originating-ip: [120.224.42.187] Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 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 X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 0C87D80007 X-Stat-Signature: iuee8gju3qq55rnn41tq771ekcty48yp X-HE-Tag: 1742968483-261601 X-HE-Meta: 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 JI1fjUnX DAFwmm5+hJn+oQr+v5OtlDnSFf2TrO+vrbKBO+j7UfXiQ5DdtAIDPo1rC1K9FqFghyb10ML6rCzmkW24w8GLKs6YGfnnKxhkWQZRU0k5zFU+kV8IqUfEYYSvHZUHaBOXhpDi97FpWhPuWwLiV0XsHH9xhQG10LRFZVsc8XyYkXjIdxMZgSw6ztcR3XVOfPrMhuQ73MrNeRZA16KRKgbApi3ee8tUhEzLqIikHnxwO8cpVZDH2y9Qut4hzF2/cQ++Pf6fSzMumMqokIkJaMR2KQHzGyhpm4ZPTYVBq6OZdRqwsrXzrPFkMPQHgVSTUqwnT6/fFHdleYVMU6o+GrGa00MU+rA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.051725, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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=