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[91.79.162.105]) by smtp.googlemail.com with ESMTPSA id q128sm1109477ljb.140.2020.07.09.12.38.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Jul 2020 12:39:00 -0700 (PDT) Subject: Re: [Patch v4 0/4] mm/mremap: cleanup move_page_tables() a little To: Wei Yang , akpm@linux-foundation.org, kirill.shutemov@linux.intel.com, vbabka@suse.cz, yang.shi@linux.alibaba.com, thomas_os@shipmail.org, anshuman.khandual@arm.com, sean.j.christopherson@intel.com, peterx@redhat.com, aneesh.kumar@linux.ibm.com, willy@infradead.org, thellstrom@vmware.com References: <20200708095028.41706-1-richard.weiyang@linux.alibaba.com> From: Dmitry Osipenko Message-ID: <3cab86b0-586e-781b-1620-f28b00c57d44@gmail.com> Date: Thu, 9 Jul 2020 22:38:58 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200708095028.41706-1-richard.weiyang@linux.alibaba.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200709_153903_900686_DA44E3C3 X-CRM114-Status: GOOD ( 17.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org MDguMDcuMjAyMCAxMjo1MCwgV2VpIFlhbmcg0L/QuNGI0LXRgjoKPiBtb3ZlX3BhZ2VfdGFibGVz KCkgdHJpZXMgdG8gbW92ZSBwYWdlIHRhYmxlIGJ5IFBNRCBvciBQVEUuCj4gCj4gVGhlIHJvb3Qg cmVhc29uIGlzIGlmIGl0IHRyaWVzIHRvIG1vdmUgUE1ELCBib3RoIG9sZCBhbmQgbmV3IHJhbmdl IHNob3VsZCBiZQo+IFBNRCBhbGlnbmVkLiBCdXQgY3VycmVudCBjb2RlIGNhbGN1bGF0ZSBvbGQg cmFuZ2UgYW5kIG5ldyByYW5nZSBzZXBhcmF0ZWx5Lgo+IFRoaXMgbGVhZHMgdG8gc29tZSByZWR1 bmRhbnQgY2hlY2sgYW5kIGNhbGN1bGF0aW9uLgo+IAo+IFRoaXMgY2xlYW51cCB0cmllcyB0byBj b25zb2xpZGF0ZSB0aGUgcmFuZ2UgY2hlY2sgaW4gb25lIHBsYWNlIHRvIHJlZHVjZSBzb21lCj4g ZXh0cmEgcmFuZ2UgaGFuZGxpbmcuCj4gCj4gdjQ6Cj4gICAqIHJlbW92ZSBhIHJlZHVuZGFudCBw YXJlbnRoZXNlcyBwb2ludGVkIGJ5IEtpcmlsbAo+IAo+IHYzOgo+ICAgKiBtZXJnZSBwYXRjaCAx IHdpdGggMiBhcyBzdWdnZXN0ZWQgYnkgS2lyaWxsCgo+ICAgKiBhZGQgcGF0Y2ggNCB0byBzaW1w bGlmeSB0aGUgbG9naWMgdG8gY2FsY3VsYXRlIG5leHQgYW5kIGV4dGVudAoKSGVsbG8sIFdlaSEK ClVuZm9ydHVuYXRlbHkgeW91IHJlLWludHJvZHVjZWQgdGhlIG9mZmVuZGluZyBjaGFuZ2UgdGhh dCB3YXMgZml4ZWQgaW4KdjIgYW5kIHRvZGF5J3MgbmV4dC0yMDIwMDcwOSBvbiBBUk0zMiBpcyBi cm9rZW4gb25jZSBhZ2FpbjoKCkJVRzogQmFkIHJzcy1jb3VudGVyIHN0YXRlIG1tOmRiODVlYzQ2 IHR5cGU6TU1fQU5PTlBBR0VTIHZhbDoxOTAKClBsZWFzZSBkb24ndCBkbyBpdCA7KQoKPiB2MjoK PiAgICogcmVtb3ZlIDNyZCBwYXRjaCB3aGljaCBkb2Vzbid0IHdvcmsgb24gQVJNIHBsYXRmb3Jt LiBUaGFua3MgcmVwb3J0IGFuZAo+ICAgICB0ZXN0IGZyb20gRG1pdHJ5IE9zaXBlbmtvCj4gCj4g V2VpIFlhbmcgKDQpOgo+ICAgbW0vbXJlbWFwOiBpdCBpcyBzdXJlIHRvIGhhdmUgZW5vdWdoIHNw YWNlIHdoZW4gZXh0ZW50IG1lZXRzCj4gICAgIHJlcXVpcmVtZW50Cj4gICBtbS9tcmVtYXA6IGNh bGN1bGF0ZSBleHRlbnQgaW4gb25lIHBsYWNlCj4gICBtbS9tcmVtYXA6IHN0YXJ0IGFkZHJlc3Nl cyBhcmUgcHJvcGVybHkgYWxpZ25lZAo+ICAgbW0vbXJlbWFwOiB1c2UgcG1kX2FkZHJfZW5kIHRv IHNpbXBsaWZ5IHRoZSBjYWxjdWxhdGUgb2YgZXh0ZW50Cj4gCj4gIGluY2x1ZGUvbGludXgvaHVn ZV9tbS5oIHwgIDIgKy0KPiAgbW0vaHVnZV9tZW1vcnkuYyAgICAgICAgfCAgOCArLS0tLS0tLQo+ ICBtbS9tcmVtYXAuYyAgICAgICAgICAgICB8IDI3ICsrKysrKysrKystLS0tLS0tLS0tLS0tLS0t LQo+ICAzIGZpbGVzIGNoYW5nZWQsIDEyIGluc2VydGlvbnMoKyksIDI1IGRlbGV0aW9ucygtKQo+ IAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4 LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFk Lm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFy bS1rZXJuZWwK