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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 40BADC433EF for ; Sat, 18 Jun 2022 12:41:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kylHE2v5hIASN0Y/4ZkEse3DJjf/0xreYdIvSiS8dO8=; b=wekxOp3a/mL3lo R0J1lwsPSVxphDayStKnjfDPzlyTWqaBTq4x7EcDeNE/pfQw5VbQYvwykU8prKC0PjGE8S026IFra TqOXMD8wzlUYt3zniMnkoT9YWxWUWQaWdpPNWg1LWMxYBs9rWP1lhJ4KinmW7t3pm3iD3dI7s9AiO fFoNnPjcPWdMzjQqDw0hiGJg/B/gPj7Bbq0ewq+d/IUDMdBucrc9+yTy+pwEW2WZO5ST18USFQJbo GDDr1IvCV8EFhex91iswNxyf6WqLtlAetwcPUmBPEJIEpyZ3FzQczTNAACBfVS6exCadryJbJ4+J4 Af951ppSPADkAlo8Eyuw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o2XkV-00BKbh-UF; Sat, 18 Jun 2022 12:40:24 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o2XkR-00BKZY-4U for linux-arm-kernel@lists.infradead.org; Sat, 18 Jun 2022 12:40:22 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1EF68113E; Sat, 18 Jun 2022 05:40:13 -0700 (PDT) Received: from FVFF77S0Q05N (unknown [10.57.35.139]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6859A3F792; Sat, 18 Jun 2022 05:40:08 -0700 (PDT) Date: Sat, 18 Jun 2022 13:40:01 +0100 From: Mark Rutland To: Tong Tiangen Cc: James Morse , Andrew Morton , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Robin Murphy , Dave Hansen , Catalin Marinas , Will Deacon , Alexander Viro , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , x86@kernel.org, "H . Peter Anvin" , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Kefeng Wang , Xie XiuQi , Guohanjun Subject: Re: [PATCH -next v5 2/8] arm64: extable: make uaaccess helper use extable type EX_TYPE_UACCESS_ERR_ZERO Message-ID: References: <20220528065056.1034168-1-tongtiangen@huawei.com> <20220528065056.1034168-3-tongtiangen@huawei.com> <4371a7c9-8766-9fee-2558-e6f43f06ad19@huawei.com> <0da734f3-5743-3df3-3f90-d92e5bd585ce@huawei.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <0da734f3-5743-3df3-3f90-d92e5bd585ce@huawei.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220618_054019_246201_4E8EF440 X-CRM114-Status: GOOD ( 25.57 ) 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 T24gU2F0LCBKdW4gMTgsIDIwMjIgYXQgMDQ6NDI6MDZQTSArMDgwMCwgVG9uZyBUaWFuZ2VuIHdy b3RlOgo+ID4gPiA+IGRpZmYgLS1naXQgYS9hcmNoL2FybTY0L2luY2x1ZGUvYXNtL2FzbS1leHRh YmxlLmgKPiA+ID4gPiBiL2FyY2gvYXJtNjQvaW5jbHVkZS9hc20vYXNtLWV4dGFibGUuaAo+ID4g PiA+IGluZGV4IDU2ZWJlMTgzZTc4Yi4uOWM5NGFjMWYwODJjIDEwMDY0NAo+ID4gPiA+IC0tLSBh L2FyY2gvYXJtNjQvaW5jbHVkZS9hc20vYXNtLWV4dGFibGUuaAo+ID4gPiA+ICsrKyBiL2FyY2gv YXJtNjQvaW5jbHVkZS9hc20vYXNtLWV4dGFibGUuaAo+ID4gPiA+IEBAIC0yOCw2ICsyOCwxNCBA QAo+ID4gPiA+IMKgwqDCoMKgwqAgX19BU01fRVhUQUJMRV9SQVcoXGluc24sIFxmaXh1cCwgRVhf VFlQRV9GSVhVUCwgMCkKPiA+ID4gPiDCoMKgwqDCoMKgIC5lbmRtCj4gPiA+ID4gKy8qCj4gPiA+ ID4gKyAqIENyZWF0ZSBhbiBleGNlcHRpb24gdGFibGUgZW50cnkgZm9yIHVhY2Nlc3MgYGluc25g LCB3aGljaAo+ID4gPiA+IHdpbGwgYnJhbmNoIHRvIGBmaXh1cGAKPiA+ID4gPiArICogd2hlbiBh biB1bmhhbmRsZWQgZmF1bHQgaXMgdGFrZW4uCj4gPiA+ID4gKyAqIGV4LT5kYXRhID0gfjAgbWVh bnMgYm90aCByZWdfZXJyIGFuZCByZWdfemVybyBpcyBzZXQgdG8gd3pyKHgzMSkuCj4gPiA+ID4g KyAqLwo+ID4gPiA+ICvCoMKgwqAgLm1hY3JvwqDCoMKgwqDCoMKgwqDCoMKgIF9hc21fZXh0YWJs ZV91YWNjZXNzLCBpbnNuLCBmaXh1cAo+ID4gPiA+ICvCoMKgwqAgX19BU01fRVhUQUJMRV9SQVco XGluc24sIFxmaXh1cCwgRVhfVFlQRV9VQUNDRVNTX0VSUl9aRVJPLCB+MCkKPiA+ID4gPiArwqDC oMKgIC5lbmRtCj4gPiA+IAo+ID4gPiBJJ20gbm90IHRvbyBrZWVuIG9uIHVzaW5nIGB+MGAgaGVy ZSwgc2luY2UgdGhhdCBhbHNvIHNldHMgb3RoZXIgYml0cwo+ID4gPiBpbiB0aGUKPiA+ID4gZGF0 YSBmaWVsZCwgYW5kIGl0cyBzb21ld2hhdCBvcGFxdWUuCj4gPiA+IAo+ID4gPiBIb3cgcGFpbmZ1 bCBpcyBpdCB0byBnZW5lcmF0ZSB0aGUgZGF0YSBmaWVsZHMgYXMgd2l0aCB0aGUgQyB2ZXJzaW9u Cj4gPiA+IG9mIHRoaXMKPiA+ID4gbWFjcm8sIHNvIHRoYXQgd2UgY2FuIHBhc3MgaW4gd3pyIGV4 cGxjaWl0bHkgZm9yIHRoZSB0d28gc3ViLWZpZWxkcz8KPiA+ID4gCj4gPiA+IE90aGVyIHRoYW4g dGhhdCwgdGhpcyBsb29rcyBnb29kIHRvIG1lLgo+ID4gPiAKPiA+ID4gVGhhbmtzLAo+ID4gPiBN YXJrLgo+ID4gCj4gPiBvaywgd2lsbCBmaXggbmV4dCB2ZXJzaW9uLgo+ID4gCj4gPiBUaGFua3Ms Cj4gPiBUb25nLgo+IAo+IEkgdHJpZWQgdG8gdXNpbmcgZGF0YSBmaWxlbGRzIGFzIHdpdGggQyB2 ZXJzaW9uLCBidXQgaGVyZSBhc3NlbWJseSBjb2RlIHdlCj4gY2FuIG5vdCB1c2luZyBvcGVyYXRv ciBzdWNoIGFzIDw8IGFuZCB8LCBpZiB3ZSB1c2UgbHNsIGFuZCBvcnIgaW5zdHJ1Y3Rpb25zLAo+ IHRoZSBncHIgd2lsbCBiZSBvY2N1cGllZC4KPiAKPiBTbyBob3cgYWJvdXQgdXNpbmcgMHgzZmYg ZGlyZWN0bHkgaGVyZT8gaXQgbWVhbnMgZXJyIHJlZ2lzdGVyIGFuZCB6ZXJvCj4gcmVnaXN0ZXIg Ym90aCBzZXQgdG8geDMxLgoKSSBoYWQgYSBnbyBhdCBpbXBsZW1lbnRpbmcgdGhpcywgYW5kIGl0 IHNlZW1zIHNpbXBsZSBlbm91Z2guIFBsZWFzZSBzZWU6CgogIGh0dHBzOi8vZ2l0Lmtlcm5lbC5v cmcvcHViL3NjbS9saW51eC9rZXJuZWwvZ2l0L21hcmsvbGludXguZ2l0L2xvZy8/aD1hcm02NC9l eHRhYmxlL2FzbS11YWNjZXNzCgpNYXJrLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJt LWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21h aWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=