From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0DEBFC43387 for ; Sat, 12 Jan 2019 13:50:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D20772084E for ; Sat, 12 Jan 2019 13:50:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sU1OE1Af" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D20772084E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-s.fr Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=IEbjzopFNA79qh8QCrlqikR6NwDQ1p6HGGEmRi3xVu0=; b=sU1OE1AfeFO/E0IrM/ktdqTWe 0Ei2jqdI3S0lcy6mogv3hP9SBRNdf01IgD73UGzOTYcpLYZIiGlYzgiNJ5V0dzMmmOYFoa8IFkGyb rZMUyt12bJaJ1JLJ66IX13qd3GPjFcZmGseWKSIy4i59jbNs8vWG8ENthg4yd5ReqnSUYp6XWDOnW i0kV/76ig1P0kc96cZOgRq6pvFM50evF2pY1s+HTOF8Blh7huUTSRlr5JcjsbQTXBkUMlL+1wfSKh qDRjZRLXRn5n9HqIrnwXd9JvgG5J8/ciB/u5f3CXFP3U8lmk3Oc7g4FlLWkULtVPaXjIC6englp6E W1280yIUw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1giJfg-0005Kv-FX; Sat, 12 Jan 2019 13:49:56 +0000 Received: from [93.17.236.30] (helo=pegase1.c-s.fr) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1giJfX-0005Gi-Mj for linux-arm-kernel@lists.infradead.org; Sat, 12 Jan 2019 13:49:54 +0000 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 43cLgq65Zjz9vBmP; Sat, 12 Jan 2019 14:49:27 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id 8olI-kILdexS; Sat, 12 Jan 2019 14:49:27 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 43cLgq5BBkz9vBmN; Sat, 12 Jan 2019 14:49:27 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id CC2268B77F; Sat, 12 Jan 2019 14:49:30 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id zFSHdAazdoZD; Sat, 12 Jan 2019 14:49:30 +0100 (CET) Received: from PO15451 (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 7A89F8B74C; Sat, 12 Jan 2019 14:49:29 +0100 (CET) Subject: Re: [PATCH] mm: Introduce GFP_PGTABLE To: Matthew Wilcox , Anshuman Khandual References: <1547288798-10243-1-git-send-email-anshuman.khandual@arm.com> <20190112121230.GQ6310@bombadil.infradead.org> From: Christophe Leroy Message-ID: Date: Sat, 12 Jan 2019 14:49:29 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190112121230.GQ6310@bombadil.infradead.org> Content-Language: fr X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190112_054947_887934_E55480C3 X-CRM114-Status: UNSURE ( 9.10 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, mhocko@suse.com, linux-sh@vger.kernel.org, peterz@infradead.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, will.deacon@arm.com, christoffer.dall@arm.com, linux-mm@kvack.org, kvmarm@lists.cs.columbia.edu, aneesh.kumar@linux.ibm.com, linux@armlinux.org.uk, mingo@redhat.com, vbabka@suse.cz, rientjes@google.com, marc.zyngier@arm.com, rppt@linux.vnet.ibm.com, shakeelb@google.com, kirill@shutemov.name, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, ard.biesheuvel@linaro.org, linuxppc-dev@lists.ozlabs.org, steve.capper@arm.com, linux-kernel@vger.kernel.org, james.morse@arm.com, akpm@linux-foundation.org, robin.murphy@arm.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgpMZSAxMi8wMS8yMDE5IMOgIDEzOjEyLCBNYXR0aGV3IFdpbGNveCBhIMOpY3JpdMKgOgo+IE9u IFNhdCwgSmFuIDEyLCAyMDE5IGF0IDAzOjU2OjM4UE0gKzA1MzAsIEFuc2h1bWFuIEtoYW5kdWFs IHdyb3RlOgo+PiBBbGwgYXJjaGl0ZWN0dXJlcyBoYXZlIGJlZW4gZGVmaW5pbmcgdGhlaXIgb3du IFBHQUxMT0NfR0ZQIGFzIChHRlBfS0VSTkVMIHwKPj4gX19HRlBfWkVSTykgYW5kIHVzaW5nIGl0 IGZvciBhbGxvY2F0aW5nIHBhZ2UgdGFibGUgcGFnZXMuCj4gCj4gRXhjZXB0IHRoYXQncyBub3Qg dHJ1ZS4KPiAKPj4gKysrIGIvYXJjaC94ODYvbW0vcGd0YWJsZS5jCj4+IEBAIC0xMywxOSArMTMs MTcgQEAgcGh5c19hZGRyX3QgcGh5c2ljYWxfbWFzayBfX3JvX2FmdGVyX2luaXQgPSAoMVVMTCA8 PCBfX1BIWVNJQ0FMX01BU0tfU0hJRlQpIC0gMTsKPj4gICBFWFBPUlRfU1lNQk9MKHBoeXNpY2Fs X21hc2spOwo+PiAgICNlbmRpZgo+PiAgIAo+PiAtI2RlZmluZSBQR0FMTE9DX0dGUCAoR0ZQX0tF Uk5FTF9BQ0NPVU5UIHwgX19HRlBfWkVSTykKPj4gLQo+PiAgICNpZmRlZiBDT05GSUdfSElHSFBU RQo+IAo+IC4uLgo+IAo+PiAgIHB0ZV90ICpwdGVfYWxsb2Nfb25lX2tlcm5lbChzdHJ1Y3QgbW1f c3RydWN0ICptbSkKPj4gICB7Cj4+IC0JcmV0dXJuIChwdGVfdCAqKV9fZ2V0X2ZyZWVfcGFnZShQ R0FMTE9DX0dGUCAmIH5fX0dGUF9BQ0NPVU5UKTsKPj4gKwlyZXR1cm4gKHB0ZV90ICopX19nZXRf ZnJlZV9wYWdlKEdGUF9QR1RBQkxFICYgfl9fR0ZQX0FDQ09VTlQpOwo+PiAgIH0KCkFzIGZhciBh cyBJIGNhbiBzZWUsCgojZGVmaW5lIEdGUF9LRVJORUxfQUNDT1VOVCAoR0ZQX0tFUk5FTCB8IF9f R0ZQX0FDQ09VTlQpCgpTbyB3aGF0J3MgdGhlIGRpZmZlcmVuY2UgYmV0d2VlbjoKCihHRlBfS0VS TkVMX0FDQ09VTlQgfCBfX0dGUF9aRVJPKSAmIH5fX0dGUF9BQ0NPVU5UCgphbmQKCihHRlBfS0VS TkVMIHwgX19HRlBfWkVSTykgJiB+X19HRlBfQUNDT1VOVAoKQ2hyaXN0b3BoZQoKPiAKPiBJIHRo aW5rIHg4NiB3YXMgdGhlIG9ubHkgb2RkIG9uZSBvdXQgaGVyZSwgYnV0IHlvdSdsbCBuZWVkIHRv IHRyeSBhZ2FpbiAuLi4KPiAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxA bGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK