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Mon, 19 Apr 2021 15:14:22 +0200 (CEST) Received: from [192.168.4.90] (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id AB4DA8B7BD; Mon, 19 Apr 2021 15:14:21 +0200 (CEST) Subject: Re: [PATCH v1 3/5] mm: ptdump: Provide page size to notepage() To: Steven Price , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , akpm@linux-foundation.org Cc: linux-arch@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-mm@kvack.org References: <1ef6b954fb7b0f4dfc78820f1e612d2166c13227.1618506910.git.christophe.leroy@csgroup.eu> <41819925-3ee5-4771-e98b-0073e8f095cf@arm.com> <1102cda1-b00f-b6ef-6bf3-22068cc11510@arm.com> From: Christophe Leroy Message-ID: <627ee414-2f78-94e3-b77b-1013f52e77e3@csgroup.eu> Date: Mon, 19 Apr 2021 15:14:21 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <1102cda1-b00f-b6ef-6bf3-22068cc11510@arm.com> Content-Language: fr X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210419_061430_201436_56DB0ED9 X-CRM114-Status: GOOD ( 15.11 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org CgpMZSAxNi8wNC8yMDIxIMOgIDEyOjUxLCBTdGV2ZW4gUHJpY2UgYSDDqWNyaXTCoDoKPiBPbiAx Ni8wNC8yMDIxIDExOjM4LCBDaHJpc3RvcGhlIExlcm95IHdyb3RlOgo+Pgo+Pgo+PiBMZSAxNi8w NC8yMDIxIMOgIDExOjI4LCBTdGV2ZW4gUHJpY2UgYSDDqWNyaXTCoDoKPj4+IE9uIDE1LzA0LzIw MjEgMTg6MTgsIENocmlzdG9waGUgTGVyb3kgd3JvdGU6Cj4+Pgo+Pj4gVG8gYmUgaG9uZXN0IEkg ZG9uJ3QgZnVsbHkgdW5kZXJzdGFuZCB3aHkgcG93ZXJwYyByZXF1aXJlcyB0aGUgcGFnZV9zaXpl IC0gaXQgYXBwZWFycyB0byBiZSB1c2luZyAKPj4+IGl0IHB1cmVseSB0byBmaW5kICJob2xlcyIg aW4gdGhlIGNhbGxzIHRvIG5vdGVfcGFnZSgpLCBidXQgSSBoYXZlbid0IHdvcmtlZCBvdXQgd2h5 IHN1Y2ggaG9sZXMgCj4+PiB3b3VsZCBvY2N1ci4KPj4KPj4gSSB3YXMgaW5kZWVkIGludHJvZHVj ZWQgZm9yIEtBU0FOLiBXZSBoYXZlIGEgZmlyc3QgY29tbWl0IAo+PiBodHRwczovL2dpdGh1Yi5j b20vdG9ydmFsZHMvbGludXgvY29tbWl0L2NhYmU4MTM4IHdoaWNoIHVzZXMgcGFnZSBzaXplIHRv IGRldGVjdCB3aGV0aGVyIGl0IGlzIGEgCj4+IEtBU0FOIGxpa2Ugc3R1ZmYuCj4+Cj4+IFRoZW4g Y2FtZSBodHRwczovL2dpdGh1Yi5jb20vdG9ydmFsZHMvbGludXgvY29tbWl0L2IwMGZmNmQ4YyBh cyBhIGZpeC4gSSBjYW4ndCByZW1lbWJlciB3aGF0IHRoZSAKPj4gcHJvYmxlbSB3YXMgZXhhY3Rs eSwgc29tZXRoaW5nIGFyb3VuZCB0aGUgdXNlIG9mIGh1Z2VwYWdlcyBmb3Iga2VybmVsIG1lbW9y eSwgY2FtZSBhcyBwYXJ0IG9mIHRoZSAKPj4gc2VyaWVzIAo+PiBodHRwczovL3BhdGNod29yay5v emxhYnMub3JnL3Byb2plY3QvbGludXhwcGMtZGV2L2NvdmVyL2NvdmVyLjE1ODk4NjY5ODQuZ2l0 LmNocmlzdG9waGUubGVyb3lAY3Nncm91cC5ldS8gCj4gCj4gCj4gQWgsIHRoYXQncyB1c2VmdWwg Y29udGV4dC4gU28gaXQgbG9va3MgbGlrZSBwb3dlcnBjIHRvb2sgYSBkaWZmZXJlbnQgcm91dGUg dG8gcmVkdWNpbmcgdGhlIEtBU0FOIAo+IG91dHB1dCB0byB4ODYuCj4gCj4gR2l2ZW4gdGhlIGdl bmVyaWMgcHRkdW1wIGNvZGUgaGFzIGhhbmRsaW5nIGZvciBLQVNBTiBhbHJlYWR5IGl0IHNob3Vs ZCBiZSBwb3NzaWJsZSB0byBkcm9wIHRoYXQgZnJvbSAKPiB0aGUgcG93ZXJwYyBhcmNoIGNvZGUs IHdoaWNoIEkgdGhpbmsgbWVhbnMgd2UgZG9uJ3QgYWN0dWFsbHkgbmVlZCB0byBwcm92aWRlIHBh Z2Ugc2l6ZSB0byAKPiBub3RlcGFnZSgpLiBIb3BlZnVsbHkgdGhhdCBtZWFucyBtb3JlIGNvZGUg dG8gZGVsZXRlIDspCj4gCgpMb29raW5nIGF0IGhvdyB0aGUgZ2VuZXJpYyBwdGR1bXAgY29kZSBo YW5kbGVzIEtBU0FOLCBJJ20gYSBiaXQgc2NlcHRpYy4KCklJVUMsIGl0IGlzIGNoZWNraW5nIHRo YXQga2FzYW5fZWFybHlfc2hhZG93X3B0ZSBpcyBpbiB0aGUgc2FtZSBwYWdlIGFzIHRoZSBwZ3Rh YmxlIHJlZmVycmVkIGJ5IHRoZSAKUE1EIGVudHJ5LiBCdXQgd2hhdCBoYXBwZW5zIGlmIHRoYXQg UE1EIGVudHJ5IGlzIHJlZmVycmluZyBhbm90aGVyIHBndGFibGUgd2hpY2ggaXMgaW5zaWRlIHRo ZSBzYW1lIApwYWdlIGFzIGthc2FuX2Vhcmx5X3NoYWRvd19wdGUgPwoKU2hvdWxkbid0IHRoZSB0 ZXN0IGJlCgoJaWYgKHBtZF9wYWdlX3ZhZGRyKHZhbCkgPT0gbG1fYWxpYXMoa2FzYW5fZWFybHlf c2hhZG93X3B0ZSkpCgkJcmV0dXJuIG5vdGVfa2FzYW5fcGFnZV90YWJsZSh3YWxrLCBhZGRyKTsK CgpDaHJpc3RvcGhlCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpsaW51eC1yaXNjdiBtYWlsaW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFk Lm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJp c2N2Cg==