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Wed, 17 Jun 2020 13:43:26 -0700 (PDT) Received: from xps15 ([64.188.179.253]) by smtp.gmail.com with ESMTPSA id c20sm499812iot.33.2020.06.17.13.43.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 13:43:26 -0700 (PDT) Received: (nullmailer pid 2766741 invoked by uid 1000); Wed, 17 Jun 2020 20:43:24 -0000 Date: Wed, 17 Jun 2020 14:43:24 -0600 From: Rob Herring To: Prakhar Srivastava Subject: Re: [v1 PATCH 2/2] Add Documentation regarding the ima-kexec-buffer node in the chosen node documentation Message-ID: <20200617204324.GA2740878@bogus> References: <20200607233323.22375-1-prsriva@linux.microsoft.com> <20200607233323.22375-3-prsriva@linux.microsoft.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200607233323.22375-3-prsriva@linux.microsoft.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_134327_870452_CD4B5078 X-CRM114-Status: GOOD ( 15.64 ) 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: kstewart@linuxfoundation.org, mark.rutland@arm.com, gregkh@linuxfoundation.org, benh@kernel.crashing.org, bhsharma@redhat.com, tao.li@vivo.com, zohar@linux.ibm.com, paulus@samba.org, vincenzo.frascino@arm.com, will@kernel.org, nramas@linux.microsoft.com, frowand.list@gmail.com, masahiroy@kernel.org, jmorris@namei.org, takahiro.akashi@linaro.org, linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, serge@hallyn.com, devicetree@vger.kernel.org, pasha.tatashin@soleen.com, hsinyi@chromium.org, tusharsu@linux.microsoft.com, tglx@linutronix.de, allison@lohutok.net, christophe.leroy@c-s.fr, mbrugger@suse.com, balajib@linux.microsoft.com, dmitry.kasatkin@gmail.com, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, james.morse@arm.com, mpe@ellerman.id.au, linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, Jun 07, 2020 at 04:33:23PM -0700, Prakhar Srivastava wrote: > Add Documentation regarding the ima-kexec-buffer node in > the chosen node documentation Run 'git log --oneline Documentation/devicetree/bindings/chosen.txt' and write $subject using the dominate format used. For the commit message, answer why you need the change, not what the change is. I can read the diff for that. > > Signed-off-by: Prakhar Srivastava > --- > Documentation/devicetree/bindings/chosen.txt | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) This file has moved to a schema here[1]. You need to update it. > > diff --git a/Documentation/devicetree/bindings/chosen.txt b/Documentation/devicetree/bindings/chosen.txt > index 45e79172a646..a15f70c007ef 100644 > --- a/Documentation/devicetree/bindings/chosen.txt > +++ b/Documentation/devicetree/bindings/chosen.txt > @@ -135,3 +135,20 @@ e.g. > linux,initrd-end = <0x82800000>; > }; > }; > + > +linux,ima-kexec-buffer > +---------------------- > + > +This property(currently used by powerpc, arm64) holds the memory range, > +the address and the size, of the IMA measurement logs that are being carried > +over to the kexec session. What's IMA? > + > +/ { > + chosen { > + linux,ima-kexec-buffer = <0x9 0x82000000 0x0 0x00008000>; > + }; > +}; > + > +This porperty does not represent real hardware, but the memory allocated for typo > +carrying the IMA measurement logs. The address and the suze are expressed in typo > +#address-cells and #size-cells, respectively of the root node. > -- > 2.25.1 > [1] https://github.com/devicetree-org/dt-schema/blob/master/schemas/chosen.yaml _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel