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Fri, 5 Mar 2021 12:28:45 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 67AED10013D6; Fri, 5 Mar 2021 12:28:45 +0000 (UTC) Received: from zmail19.collab.prod.int.phx2.redhat.com (zmail19.collab.prod.int.phx2.redhat.com [10.5.83.22]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 129654BB40; Fri, 5 Mar 2021 12:28:42 +0000 (UTC) Date: Fri, 5 Mar 2021 07:28:40 -0500 (EST) From: Veronika Kabatova To: Anshuman Khandual Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Catalin Marinas , Will Deacon , Ard Biesheuvel , Mark Rutland , James Morse , Robin Murphy , =?utf-8?B?SsOpcsO0bWU=?= Glisse , Dan Williams , David Hildenbrand , Mike Rapoport Message-ID: <2001895867.30197818.1614947320141.JavaMail.zimbra@redhat.com> In-Reply-To: References: <1614921898-4099-1-git-send-email-anshuman.khandual@arm.com> Subject: Re: [PATCH V3 0/2] arm64/mm: Fix pfn_valid() for ZONE_DEVICE based memory MIME-Version: 1.0 X-Originating-IP: [10.36.114.98, 10.4.195.5] Thread-Topic: arm64/mm: Fix pfn_valid() for ZONE_DEVICE based memory Thread-Index: HYYsJ7UKXk8vnHFKJgWVD82gr9EAgQ== X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210305_123015_783112_A6648764 X-CRM114-Status: GOOD ( 17.19 ) 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-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 CgotLS0tLSBPcmlnaW5hbCBNZXNzYWdlIC0tLS0tCj4gRnJvbTogIkFuc2h1bWFuIEtoYW5kdWFs IiA8YW5zaHVtYW4ua2hhbmR1YWxAYXJtLmNvbT4KPiBUbzogbGludXgtYXJtLWtlcm5lbEBsaXN0 cy5pbmZyYWRlYWQub3JnLCBsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnLCBsaW51eC1tbUBr dmFjay5vcmcKPiBDYzogIkNhdGFsaW4gTWFyaW5hcyIgPGNhdGFsaW4ubWFyaW5hc0Bhcm0uY29t PiwgIldpbGwgRGVhY29uIiA8d2lsbEBrZXJuZWwub3JnPiwgIkFyZCBCaWVzaGV1dmVsIiA8YXJk YkBrZXJuZWwub3JnPiwKPiAiTWFyayBSdXRsYW5kIiA8bWFyay5ydXRsYW5kQGFybS5jb20+LCAi SmFtZXMgTW9yc2UiIDxqYW1lcy5tb3JzZUBhcm0uY29tPiwgIlJvYmluIE11cnBoeSIgPHJvYmlu Lm11cnBoeUBhcm0uY29tPiwKPiAiSsOpcsO0bWUgR2xpc3NlIiA8amdsaXNzZUByZWRoYXQuY29t PiwgIkRhbiBXaWxsaWFtcyIgPGRhbi5qLndpbGxpYW1zQGludGVsLmNvbT4sICJEYXZpZCBIaWxk ZW5icmFuZCIKPiA8ZGF2aWRAcmVkaGF0LmNvbT4sICJNaWtlIFJhcG9wb3J0IiA8cnBwdEBsaW51 eC5pYm0uY29tPiwgIlZlcm9uaWthIEthYmF0b3ZhIiA8dmthYmF0b3ZAcmVkaGF0LmNvbT4KPiBT ZW50OiBGcmlkYXksIE1hcmNoIDUsIDIwMjEgNjozODoxNCBBTQo+IFN1YmplY3Q6IFJlOiBbUEFU Q0ggVjMgMC8yXSBhcm02NC9tbTogRml4IHBmbl92YWxpZCgpIGZvciBaT05FX0RFVklDRSBiYXNl ZCBtZW1vcnkKPiAKPiAKPiBPbiAzLzUvMjEgMTA6NTQgQU0sIEFuc2h1bWFuIEtoYW5kdWFsIHdy b3RlOgo+ID4gVGhpcyBzZXJpZXMgZml4ZXMgcGZuX3ZhbGlkKCkgZm9yIFpPTkVfREVWSUNFIGJh c2VkIG1lbW9yeSBhbmQgYWxzbwo+ID4gaW1wcm92ZXMKPiA+IGl0cyBwZXJmb3JtYW5jZSBmb3Ig bm9ybWFsIGhvdHBsdWcgbWVtb3J5LiBXaGlsZSBoZXJlLCBpdCBhbHNvIHJlb3JnYW5pemVzCj4g PiBwZm5fdmFsaWQoKSBvbiBDT05GSUdfU1BBUlNFTUVNLiBUaGlzIHNlcmllcyBpcyBiYXNlZCBv biB2NS4xMi1yYzEuCj4gPiAKPiA+IENjOiBDYXRhbGluIE1hcmluYXMgPGNhdGFsaW4ubWFyaW5h c0Bhcm0uY29tPgo+ID4gQ2M6IFdpbGwgRGVhY29uIDx3aWxsQGtlcm5lbC5vcmc+Cj4gPiBDYzog QXJkIEJpZXNoZXV2ZWwgPGFyZGJAa2VybmVsLm9yZz4KPiA+IENjOiBNYXJrIFJ1dGxhbmQgPG1h cmsucnV0bGFuZEBhcm0uY29tPgo+ID4gQ2M6IEphbWVzIE1vcnNlIDxqYW1lcy5tb3JzZUBhcm0u Y29tPgo+ID4gQ2M6IFJvYmluIE11cnBoeSA8cm9iaW4ubXVycGh5QGFybS5jb20+Cj4gPiBDYzog SsOpcsO0bWUgR2xpc3NlIDxqZ2xpc3NlQHJlZGhhdC5jb20+Cj4gPiBDYzogRGFuIFdpbGxpYW1z IDxkYW4uai53aWxsaWFtc0BpbnRlbC5jb20+Cj4gPiBDYzogRGF2aWQgSGlsZGVuYnJhbmQgPGRh dmlkQHJlZGhhdC5jb20+Cj4gPiBDYzogTWlrZSBSYXBvcG9ydCA8cnBwdEBsaW51eC5pYm0uY29t Pgo+ID4gQ2M6IFZlcm9uaWthIEthYmF0b3ZhIDx2a2FiYXRvdkByZWRoYXQuY29tPgo+ID4gQ2M6 IGxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwo+ID4gQ2M6IGxpbnV4LW1tQGt2 YWNrLm9yZwo+ID4gQ2M6IGxpbnV4LWtlcm5lbEB2Z2VyLmtlcm5lbC5vcmcKPiA+IAo+ID4gQ2hh bmdlcyBpbiBWMzoKPiA+IAo+ID4gLSBWYWxpZGF0ZSB0aGUgcGZuIGJlZm9yZSBmZXRjaGluZyBt ZW1fc2VjdGlvbiB3aXRoIF9fcGZuX3RvX3NlY3Rpb24oKSBpbgo+ID4gW1BBVENIIDIvMl0KPiAK PiBIZWxsbyBWZXJvbmljYSwKPiAKPiBDb3VsZCB5b3UgcGxlYXNlIGhlbHAgcmVjcmVhdGUgdGhl IGVhcmxpZXIgZmFpbHVyZSBbMV0gYnV0IHdpdGggdGhpcwo+IHNlcmllcyBhcHBsaWVzIG9uIHY1 LjEyLXJjMS4gVGhhbmsgeW91Lgo+IAoKSGVsbG8gQW5zaHVtYW4sCgp0aGUgbWFjaGluZSBpbiBx dWVzdGlvbiBpcyBjdXJyZW50bHkgbG9hbmVkIHRvIGEgZGV2ZWxvcGVyLiBJJ2xsIHJlYWNoCm91 dCB0byB0aGVtIGFuZCB3aWxsIGxldCB5b3Uga25vdyBvbmNlIEkgaGF2ZSBhbnkgcmVzdWx0cy4K CgpWZXJvbmlrYQoKPiBbMV0KPiBodHRwczovL2xvcmUua2VybmVsLm9yZy9saW51eC1hcm0ta2Vy bmVsL2NraS44RDFDQjYwRkVDLks2TkpNRUZRUFZAcmVkaGF0LmNvbS8KPiAKPiAtIEFuc2h1bWFu Cj4gCj4gCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K bGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZy YWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGlu dXgtYXJtLWtlcm5lbAo=