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Thu, 07 May 2026 02:42:00 -0700 (PDT) Received: from [10.125.112.20] ([210.184.73.204]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83965c30ddasm10264549b3a.21.2026.05.07.02.41.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 May 2026 02:42:00 -0700 (PDT) Message-ID: Date: Thu, 7 May 2026 17:41:49 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 05/11] of: reserved_mem: add linux,no-dump property support for reserved memory regions To: Rob Herring Cc: kexec@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, akpm@linux-foundation.org, bhe@redhat.com, rppt@kernel.org, pasha.tatashin@soleen.com, pratyush@kernel.org, ruirui.yang@linux.dev, corbet@lwn.net, skhan@linuxfoundation.org, catalin.marinas@arm.com, will@kernel.org, chenhuacai@kernel.org, kernel@xen0n.name, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, saravanak@kernel.org, chenwandun@lixiang.com, zhaomeijing@lixiang.com, everyzhao@126.com References: <20260429065831.1510858-1-chenwandun@lixiang.com> <20260429065831.1510858-6-chenwandun@lixiang.com> <20260506144542.GA2072596-robh@kernel.org> Content-Language: en-US From: Wandun In-Reply-To: <20260506144542.GA2072596-robh@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260507_104203_019832_7434FF32 X-CRM114-Status: GOOD ( 17.92 ) 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 CgpPbiA1LzYvMjYgMjI6NDUsIFJvYiBIZXJyaW5nIHdyb3RlOgo+IE9uIFdlZCwgQXByIDI5LCAy MDI2IGF0IDAyOjU4OjI1UE0gKzA4MDAsIENoZW4gV2FuZHVuIHdyb3RlOgo+PiBBZGQgYSAnbm9f ZHVtcCcgZmllbGQgdG8gc3RydWN0IHJlc2VydmVkX21lbSBhbmQgcGFyc2UgdGhlCj4+ICdsaW51 eCxuby1kdW1wJyBkZXZpY2UgdHJlZSBwcm9wZXJ0eSBkdXJpbmcgcmVzZXJ2ZWQgbWVtb3J5IG5v ZGUKPj4gaW5pdGlhbGl6YXRpb24uIFRoaXMgcHJvcGVydHkgYWxsb3dzIGRldmljZSB0cmVlIGF1 dGhvcnMgdG8gbWFyawo+PiBzcGVjaWZpYyByZXNlcnZlZCBtZW1vcnkgcmVnaW9ucyB0aGF0IHNo b3VsZCBiZSBleGNsdWRlZCBmcm9tIGtkdW1wCj4+IHZtY29yZSBkdW1wcy4KPj4KPj4gUmVzZXJ2 ZWQgbWVtb3J5IHJlZ2lvbnMgdXNlZCBieSBkZXZpY2UgZmlybXdhcmUgKGUuZy4sIEdQVSwgRFNQ LCBtb2RlbSkKPj4gdHlwaWNhbGx5IGNvbnRhaW4gZGF0YSB0aGF0IGlzIG5vdCB1c2VmdWwgZm9y IGtlcm5lbCBjcmFzaCBhbmFseXNpcyBhbmQKPj4gY2FuIHNpZ25pZmljYW50bHkgaW5jcmVhc2Ug dm1jb3JlIHNpemUuIFRoZSAnbGludXgsbm8tZHVtcCcgcHJvcGVydHkKPj4gcHJvdmlkZXMgYSBk ZWNsYXJhdGl2ZSB3YXkgdG8gaW5kaWNhdGUgdGhlc2UgcmVnaW9ucyBzaG91bGQgYmUgZmlsdGVy ZWQKPj4gb3V0IHdoZW4gY29uc3RydWN0aW5nIHRoZSBlbGZjb3JlaGRyIGZvciBrZHVtcC4KPj4K Pj4gVGhlIHByb3BlcnR5IGlzIG5hbWVkIHdpdGggYSAnbGludXgsJyBwcmVmaXggYmVjYXVzZSBr ZHVtcC92bWNvcmUgaXMKPj4gTGludXgtc3BlY2lmaWMgYW5kIHRoZSBwcm9wZXJ0eSBpcyBhbiBP UyBoaW50IHJhdGhlciB0aGFuIGEgaGFyZHdhcmUKPj4gZGVzY3JpcHRpb24sIG1hdGNoaW5nIGV4 aXN0aW5nIHByb3BlcnRpZXMgc3VjaCBhcyAnbGludXgsY21hLWRlZmF1bHQnCj4+IGFuZCAnbGlu dXgsdXNhYmxlLW1lbW9yeS1yYW5nZScuCj4+Cj4+IFRoZSAnbGludXgsbm8tZHVtcCcgcHJvcGVy dHkgaXMgb25seSBlZmZlY3RpdmUgd2hlbiB0aGUgcmVnaW9uOgo+PiAgIC0gRG9lcyBub3QgaGF2 ZSAnbm8tbWFwJzogdGhlc2UgcmVnaW9ucyBhcmUgYWxyZWFkeSBleGNsdWRlZCBmcm9tCj4+ICAg ICB2bWNvcmUgc2luY2UgdGhleSBhcmUgcmVtb3ZlZCBmcm9tIHRoZSBsaW5lYXIgbWFwcGluZyAo TUVNQkxPQ0tfTk9NQVApLgo+PiAgIC0gRG9lcyBub3QgaGF2ZSAncmV1c2FibGUnOiBDTUEgcmV1 c2FibGUgcmVnaW9ucyBhcmUgYWN0aXZlbHkgdXNlZCBieQo+PiAgICAgdGhlIGtlcm5lbCBmb3Ig bW92YWJsZSBwYWdlIGFsbG9jYXRpb25zLCBhbmQgdGhlaXIgY29udGVudHMgYXJlCj4+ICAgICB2 YWx1YWJsZSBmb3IgY3Jhc2ggYW5hbHlzaXMuCj4+Cj4+IFRoZSBuby1kdW1wIHN0YXR1cyBpcyBh bHNvIHByaW50ZWQgaW4gdGhlIGJvb3QgbG9nIGFsb25nc2lkZSB0aGUKPj4gZXhpc3Rpbmcgbm9t YXAgYW5kIHJldXNhYmxlIGZsYWdzIGZvciBkaWFnbm9zdGljIHB1cnBvc2VzLgo+IEkgdGhpbmsg dGhpcyBwcm9wZXJ0eSBpcyB0aGUgd3Jvbmcgd2F5IGFyb3VuZCBhbmQgcHJvYmFibHkgbm90IG5l ZWRlZC4KPiBUaGUgZGVmYXVsdCBzaG91bGQgYmUgZXhjbHVkZSB0aGUgcmVnaW9ucywgYnV0IGlm IExpbnV4IGlzIHVzaW5nIHRoZQo+IHJlZ2lvbnMgKGxpa2UgQ01BKSB0aGVuIGl0IGNhbiBkZWNp ZGUgb24gaXRzIG93biB0byBpbmNsdWRlIHRoZW0uCj4KPiBXaXRoIHRoZSByZXN0cnVjdHVyaW5n IHRoYXQgd2VudCBpbnRvIDcuMSwgaXQgc2hvdWxkIGJlIHBvc3NpYmxlIGZvciB0aGUKPiBDTUEg Y29kZSAoYW5kIGNvZGUgZm9yIGFueSBvdGhlciByZWdpb25zKSB0byBzZXQgc29tZSBmbGFnIGZv ciB0aGUKPiByZWdpb24uCkFncmVlIHRoYXQgdGhlIHByb3BlcnR5IGRpcmVjdGlvbiBpcyB3cm9u Zy4gUmV3b3JrIGluIHYyOgogwqAgLSBEZWZhdWx0OiBleGNsdWRlIHJlc2VydmVkIHJlZ2lvbnMg ZnJvbSB2bWNvcmUKIMKgIC0gQ01BIChyZXVzYWJsZSkgc2V0dXAgcGF0aCBtYXJrcyByZWdpb25z IGFzIGtlcm5lbC1tYW5hZ2VkIGdlbmVyYWwgCm1lbW9yeSDihpIgaW5jbHVkZQogwqAgLSBObyBE VCBiaW5kaW5nIG5lZWRlZDsgbGludXgsbm8tZHVtcCBwcm9wb3NhbCB3aXRoZHJhd24KClRoYW5r cy4KPgo+IFJvYgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcmlz Y3YK