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Peter Anvin" CC: Kefeng Wang , Xie XiuQi , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , Guohanjun , "linuxppc-dev@lists.ozlabs.org" , "linux-arm-kernel@lists.infradead.org" References: <20220420030418.3189040-1-tongtiangen@huawei.com> <20220420030418.3189040-2-tongtiangen@huawei.com> <91011a66-b125-b445-1486-bada8e06b994@csgroup.eu> From: Tong Tiangen In-Reply-To: <91011a66-b125-b445-1486-bada8e06b994@csgroup.eu> X-Originating-IP: [10.174.179.234] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemm600017.china.huawei.com (7.193.23.234) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220502_180636_415557_61E05C8E X-CRM114-Status: GOOD ( 14.79 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgrlnKggMjAyMi81LzIgMjI6MjQsIENocmlzdG9waGUgTGVyb3kg5YaZ6YGTOgo+IAo+IAo+IExl IDIwLzA0LzIwMjIgw6AgMDU6MDQsIFRvbmcgVGlhbmdlbiBhIMOpY3JpdMKgOgo+PiB4ODYvcG93 ZXJwYyBoYXMgaXQncyBpbXBsZW1lbnRhdGlvbiBvZiBjb3B5X21jX3RvX3VzZXIgYnV0IG5vdCB1 c2UgI2RlZmluZQo+PiB0byBkZWNsYXJlLgo+Pgo+PiBUaGlzIG1heSBjYXVzZSBwcm9ibGVtcywg Zm9yIGV4YW1wbGUsIGlmIG90aGVyIGFyY2hpdGVjdHVyZXMgb3Blbgo+PiBDT05GSUdfQVJDSF9I QVNfQ09QWV9NQywgYnV0IHdhbnQgdG8gdXNlIGNvcHlfbWNfdG9fdXNlcigpIG91dHNpZGUgdGhl Cj4+IGFyY2hpdGVjdHVyZSwgdGhlIGNvZGUgYWRkIHRvIGluY2x1ZGUvbGludXgvdWFkZGVzcy5o IGlzIGFzIGZvbGxvd3M6Cj4+Cj4+ICAgICAgICNpZm5kZWYgY29weV9tY190b191c2VyCj4+ICAg ICAgIHN0YXRpYyBpbmxpbmUgdW5zaWduZWQgbG9uZyBfX211c3RfY2hlY2sKPj4gICAgICAgY29w eV9tY190b191c2VyKHZvaWQgKmRzdCwgY29uc3Qgdm9pZCAqc3JjLCBzaXplX3QgY250KQo+PiAg ICAgICB7Cj4+IAkgICAgLi4uCj4+ICAgICAgIH0KPj4gICAgICAgI2VuZGlmCj4+Cj4+IFRoZW4g dGhpcyBkZWZpbml0aW9uIHdpbGwgY29uZmxpY3Qgd2l0aCB0aGUgaW1wbGVtZW50YXRpb24gb2Yg eDg2L3Bvd2VycGMKPj4gYW5kIGNhdXNlIGNvbXBpbGF0aW9uIGVycm9ycyBhcyBmb2xsb3c6Cj4+ Cj4+IEZpeGVzOiBlYzYzNDdiYjQzMzkgKCJ4ODYsIHBvd2VycGM6IFJlbmFtZSBtZW1jcHlfbWNz YWZlKCkgdG8gY29weV9tY190b197dXNlciwga2VybmVsfSgpIikKPiAKPiBJIGRvbid0IHVuZGVy c3RhbmQsIHdoYXQgZG9lcyBpdCBmaXggcmVhbGx5ID8gV2hhdCB3YXMgdGhlCj4gKGV4aXN0aW5n L3JlYWwpIGJ1ZyBpbnRyb2R1Y2VkIGJ5IHRoYXQgcGF0Y2ggYW5kIHRoYXQgeW91ciBhcmUgZml4 aW5nID8KPiAKPiBJZiB0aG9zZSBkZWZpbmVkIGhhZCBiZWVuIGV4cGVjdGVkIGFuZCBtaXNzaW5n LCB3ZSB3b3VsZCBoYXZlIGhhZCBhCj4gYnVpbGQgZmFpbHVyZS4gSWYgeW91IGhhdmUgb25lLCBj YW4geW91IGRlc2NyaWJlIGl0ID8KClRoZXJlIHdpbGwgYmUgYnVpbGQgZmFpbHVyZSBhZnRlciBw YXRjaCAzIGlzIGFkZGVkLCB0aGVyZSBpcyBhIGxpdHRsZQpjb25mdXNpbmcgZm9yIGEgcmVhZGVy IG9mIHRoaXMgY29tbWl0IGluIGlzb2xhdGlvbi4KSW4gdGhlIG5leHQgdmVyc2lvbiwgSSB3aWxs IHB1dCB0aGlzIHBhdGNoIGFmdGVyIHBhdGNoIDMuCgpUaGFua3MsClRvbmcuCj4gCj4+IFNpZ25l ZC1vZmYtYnk6IFRvbmcgVGlhbmdlbiA8dG9uZ3RpYW5nZW5AaHVhd2VpLmNvbT4KPj4gLS0tCj4+ ICAgIGFyY2gvcG93ZXJwYy9pbmNsdWRlL2FzbS91YWNjZXNzLmggfCAxICsKPj4gICAgYXJjaC94 ODYvaW5jbHVkZS9hc20vdWFjY2Vzcy5oICAgICB8IDEgKwo+PiAgICAyIGZpbGVzIGNoYW5nZWQs IDIgaW5zZXJ0aW9ucygrKQo+Pgo+PiBkaWZmIC0tZ2l0IGEvYXJjaC9wb3dlcnBjL2luY2x1ZGUv YXNtL3VhY2Nlc3MuaCBiL2FyY2gvcG93ZXJwYy9pbmNsdWRlL2FzbS91YWNjZXNzLmgKPj4gaW5k ZXggOWI4MmIzOGZmODY3Li41OGRiZThlMmUzMTggMTAwNjQ0Cj4+IC0tLSBhL2FyY2gvcG93ZXJw Yy9pbmNsdWRlL2FzbS91YWNjZXNzLmgKPj4gKysrIGIvYXJjaC9wb3dlcnBjL2luY2x1ZGUvYXNt L3VhY2Nlc3MuaAo+PiBAQCAtMzU4LDYgKzM1OCw3IEBAIGNvcHlfbWNfdG9fdXNlcih2b2lkIF9f dXNlciAqdG8sIGNvbnN0IHZvaWQgKmZyb20sIHVuc2lnbmVkIGxvbmcgbikKPj4gICAgCj4+ICAg IAlyZXR1cm4gbjsKPj4gICAgfQo+PiArI2RlZmluZSBjb3B5X21jX3RvX3VzZXIgY29weV9tY190 b191c2VyCj4+ICAgICNlbmRpZgo+PiAgICAKPj4gICAgZXh0ZXJuIGxvbmcgX19jb3B5X2Zyb21f dXNlcl9mbHVzaGNhY2hlKHZvaWQgKmRzdCwgY29uc3Qgdm9pZCBfX3VzZXIgKnNyYywKPj4gZGlm ZiAtLWdpdCBhL2FyY2gveDg2L2luY2x1ZGUvYXNtL3VhY2Nlc3MuaCBiL2FyY2gveDg2L2luY2x1 ZGUvYXNtL3VhY2Nlc3MuaAo+PiBpbmRleCBmNzhlMmIzNTAxYTEuLmUxOGM1ZjA5ODAyNSAxMDA2 NDQKPj4gLS0tIGEvYXJjaC94ODYvaW5jbHVkZS9hc20vdWFjY2Vzcy5oCj4+ICsrKyBiL2FyY2gv eDg2L2luY2x1ZGUvYXNtL3VhY2Nlc3MuaAo+PiBAQCAtNDE1LDYgKzQxNSw3IEBAIGNvcHlfbWNf dG9fa2VybmVsKHZvaWQgKnRvLCBjb25zdCB2b2lkICpmcm9tLCB1bnNpZ25lZCBsZW4pOwo+PiAg ICAKPj4gICAgdW5zaWduZWQgbG9uZyBfX211c3RfY2hlY2sKPj4gICAgY29weV9tY190b191c2Vy KHZvaWQgKnRvLCBjb25zdCB2b2lkICpmcm9tLCB1bnNpZ25lZCBsZW4pOwo+PiArI2RlZmluZSBj b3B5X21jX3RvX3VzZXIgY29weV9tY190b191c2VyCj4+ICAgICNlbmRpZgo+PiAgICAKPj4gICAg LyoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4 LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFk Lm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFy bS1rZXJuZWwK