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=-9.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 28F17C4363A for ; Tue, 6 Oct 2020 01:32:38 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 B99042076B for ; Tue, 6 Oct 2020 01:32:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="da8C5sn5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B99042076B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type: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=BSd0Kzhxn1I/qUOE34PDgGLVB//iULb+XbJNlPIsEV4=; b=da8C5sn5HHDOXuSEVNCqehmqz 9jfCGuOWmcNMEZsa6ZXLdBWXLJbU0W0b7B/pwc8zvXRtRCZH1kZ7yFPIlNhCldaJ98T25ZmLIrz8b I3V0Dnvz5X39YzjN1VAnnwk7WF1TLWqzwy0C7qjpoHuGACz01P/JWokjBtl7p8ay6JK+XEBGxXxim /PppC4kaWoqDqS56LwfXc69wjVxoWZU4W0vPF9k4L6DKO6TajG5e8UQZ7w8Dasrnjr7pNQEVutN2L C8O+emp5nvARb7yr7Huyvvgzs6LpBB8YRL5h2JPXLbK2FFDJZNFsqistjjsxUaeFnsPa4jfhgGVp2 ffHaq/u0A==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kPbok-0004cy-Nw; Tue, 06 Oct 2020 01:31:02 +0000 Received: from szxga05-in.huawei.com ([45.249.212.191] helo=huawei.com) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kPbog-0004bt-Ta; Tue, 06 Oct 2020 01:31:00 +0000 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 2BAC246219A57EC69507; Tue, 6 Oct 2020 09:30:45 +0800 (CST) Received: from [10.174.176.61] (10.174.176.61) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.487.0; Tue, 6 Oct 2020 09:30:39 +0800 Subject: Re: [PATCH v12 6/9] arm64: kdump: reimplement crashkernel=X To: Catalin Marinas References: <20200907134745.25732-1-chenzhou10@huawei.com> <20200907134745.25732-7-chenzhou10@huawei.com> <20201005171608.GC14576@gaia> From: chenzhou Message-ID: <65ce0086-b041-8ae4-60df-e29bd2bd985b@huawei.com> Date: Tue, 6 Oct 2020 09:30:38 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 In-Reply-To: <20201005171608.GC14576@gaia> X-Originating-IP: [10.174.176.61] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201005_213059_256904_600C4C17 X-CRM114-Status: GOOD ( 12.21 ) 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: wangkefeng.wang@huawei.com, linux-doc@vger.kernel.org, bhsharma@redhat.com, huawei.libin@huawei.com, guohanjun@huawei.com, will@kernel.org, bhe@redhat.com, corbet@lwn.net, mingo@redhat.com, dyoung@redhat.com, John.P.donnelly@oracle.com, arnd@arndb.de, xiexiuqi@huawei.com, horms@verge.net.au, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, james.morse@arm.com, prabhakar.pkin@gmail.com, nsaenzjulienne@suse.de 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 CgpPbiAyMDIwLzEwLzYgMToxNiwgQ2F0YWxpbiBNYXJpbmFzIHdyb3RlOgo+IE9uIE1vbiwgU2Vw IDA3LCAyMDIwIGF0IDA5OjQ3OjQyUE0gKzA4MDAsIENoZW4gWmhvdSB3cm90ZToKPj4gZGlmZiAt LWdpdCBhL2FyY2gvYXJtNjQva2VybmVsL3NldHVwLmMgYi9hcmNoL2FybTY0L2tlcm5lbC9zZXR1 cC5jCj4+IGluZGV4IDUzYWNiZWNhNGY1Ny4uMWIyNDA3MmYyYmFlIDEwMDY0NAo+PiAtLS0gYS9h cmNoL2FybTY0L2tlcm5lbC9zZXR1cC5jCj4+ICsrKyBiL2FyY2gvYXJtNjQva2VybmVsL3NldHVw LmMKPj4gQEAgLTIzOCw3ICsyMzgsMTggQEAgc3RhdGljIHZvaWQgX19pbml0IHJlcXVlc3Rfc3Rh bmRhcmRfcmVzb3VyY2VzKHZvaWQpCj4+ICAJCSAgICBrZXJuZWxfZGF0YS5lbmQgPD0gcmVzLT5l bmQpCj4+ICAJCQlyZXF1ZXN0X3Jlc291cmNlKHJlcywgJmtlcm5lbF9kYXRhKTsKPj4gICNpZmRl ZiBDT05GSUdfS0VYRUNfQ09SRQo+PiAtCQkvKiBVc2Vyc3BhY2Ugd2lsbCBmaW5kICJDcmFzaCBr ZXJuZWwiIHJlZ2lvbiBpbiAvcHJvYy9pb21lbS4gKi8KPj4gKwkJLyoKPj4gKwkJICogVXNlcnNw YWNlIHdpbGwgZmluZCAiQ3Jhc2gga2VybmVsIiBvciAiQ3Jhc2gga2VybmVsIChsb3cpIgo+PiAr CQkgKiByZWdpb24gaW4gL3Byb2MvaW9tZW0uCj4+ICsJCSAqIEluIG9yZGVyIHRvIGRpc3RpbmN0 IGZyb20gdGhlIGhpZ2ggcmVnaW9uIGFuZCBtYWtlIG5vIGVmZmVjdAo+PiArCQkgKiB0byB0aGUg dXNlIG9mIGV4aXN0aW5nIGtleGVjLXRvb2xzLCByZW5hbWUgdGhlIGxvdyByZWdpb24gYXMKPj4g KwkJICogIkNyYXNoIGtlcm5lbCAobG93KSIuCj4+ICsJCSAqLwo+PiArCQlpZiAoY3Jhc2hrX2xv d19yZXMuZW5kICYmIGNyYXNoa19sb3dfcmVzLnN0YXJ0ID49IHJlcy0+c3RhcnQgJiYKPj4gKwkJ CQljcmFzaGtfbG93X3Jlcy5lbmQgPD0gcmVzLT5lbmQpIHsKPj4gKwkJCWNyYXNoa19sb3dfcmVz Lm5hbWUgPSAiQ3Jhc2gga2VybmVsIChsb3cpIjsKPj4gKwkJCXJlcXVlc3RfcmVzb3VyY2UocmVz LCAmY3Jhc2hrX2xvd19yZXMpOwo+PiArCQl9Cj4gV2l0aCB0aGUgY2hhbmdlcyBpbiB0aGlzIHNl cmllcyAoaW5jbHVkaW5nIHRoZSBhYm92ZSksIGhvdyBkbyB0aGUKPiBjdXJyZW50IGtleGVjLXRv b2xzIGJlaGF2ZT8gRG8gdGhleSBwaWNrIGp1c3QgdGhlIGhpZ2ggcmVnaW9uIGFuZCB0aGUKPiBs b2FkZWQga2VybmVsIHdpbGwgc3Vic2VxdWVudGx5IGZhaWwgdG8gYm9vdD8KWWVz77yManVzdCBw aWNrIHRoZSBoaWdoIHJlZ2lvbiBhbmQgd2lsbCBib290IGZhaWwgaWYgbG93IG1lbW9yeSBpcyBu ZWVkZWQuCgpUaGFua3MsCkNoZW4gWmhvdQo+CgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgt YXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3Jn L21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=