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h=X-UI-Sender-Class:Date:To:Cc:References:Subject:From: In-Reply-To; b=gGK5xHD4/upEQGDibJFhcyFDYUeaxS7Sy+Slbr4ehw7UWXNxlI04dkQg4w2O4+5K Y6fw5x+oKUEIgWQTW+yazEhZARkZ1YO/nEAZEtoJZPUmZmR00vV8VpBbwkC/AFBgO qdvv5zO2SHQPQabTe/H70OWBWULu2RRr9NhZAUgVD0Ta/02D/p102w90/lxuLoO9K +6gfFkjDOMeD/HAq4G8o1SMge8pluo/ZEB1HDQ+tWahtvWHTkoIsWb93dG/jvDbMl uDUZhUC8yk14ReHNrhzWfL40PURSizblWTDz2HbWuMdampVA6ObmK99woOIsFYw5B CZ7bwqIThlB6EVL5PQ== X-UI-Sender-Class: 814a7b36-bfc1-4dae-8640-3722d8ec6cd6 Received: from [192.168.178.21] ([94.31.85.95]) by smtp.web.de (mrweb105 [213.165.67.124]) with ESMTPSA (Nemesis) id 1MIc7b-1rU1zE2s1l-00Eo1M; Wed, 20 Dec 2023 17:15:41 +0100 Message-ID: <154454fe-2cbd-4432-ae44-634b1624504a@web.de> Date: Wed, 20 Dec 2023 17:15:40 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Yazen Ghannam , Borislav Petkov , linux-edac@vger.kernel.org, kernel-janitors@vger.kernel.org Cc: LKML , Avadhut Naik , Christophe Jaillet , John Allen , Muralidhara M K , Tony Luck , William Roche References: <20231218190406.27479-2-yazen.ghannam@amd.com> Subject: Re: [PATCH v4 1/3] RAS: Introduce AMD Address Translation Library Content-Language: en-GB From: Markus Elfring In-Reply-To: <20231218190406.27479-2-yazen.ghannam@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:VZ1CMcWpi44oruv3gX9iZVGVDcWc5QtxjyFIjGHreD07L+/rfIV e/oIkM9H62fQUTX9kpMsUBYIEksNwiSEP2Q7G8Fe8+lKeSxhtuNKjIST8Xcq0H4bWnKVYmj TtejieXu5dX41jRPxiO/nurB3InS5dx2ykA5RoAJfh9WpoRlTyakki8lMMJQgWZF3LfaOGc KtOJpPU0EcBtMYeqNsU6w== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:8nxw63w+qyw=;MPZZqgrLI5/rl1ccGTBv/vdbywG PrlvoohF49xOyfSN/qPmwF9Qxa/vusjBqXF2Nbq3J0fqKq2bBuyP2yfcE1SmNeea1SM/s7p0T oRDjilOTOJDesenASziYr4uki4aaChWV1866DFqdpQMkCMEZPx+sYXvnKT+Zg7Jiv0Sanfk0H Qqllk1hZf7L/LvrdPlckXsPNpYVuQzFxbQDtiSUSPUqsZ5mx97OQhTAlWIhOT9XwMUgczZade C0IqCoa3okc+TxAFANDZarL0dYnbfXZsoX+JpRFg1YLQA7Oib/Np/4S2Cw4W5DDPeBd73gloE C/zPv0FaQihkftx3GDX2sxHDaroGB8RwrzATapqbLNGcwhCHk7WD45Zvwexxu5/jWgB+nd2lb S9BXDCO44DIG4WRLnarevCnWiOkbt0hNk3k0oSABmo0jSARNWbDhepY07354yNM8sUCGZ/y14 ZmJscarjYUTRFc0JyY2j0eeh1xNt4YXhNlUMTae6MUKkzsOPlASY34ck+KeS0E+WzmnxL1ez2 cAUyctoVdRsvPcRrTzTWQ5aQQZwvAtv1W/xCmnhR2Sev+3OC1cdN85wNut/UvkLy2tBCD1LdK JIhReqQwK9DKuFWo102cAeqcZLUR9NnsKQBq0Qp3KzaT2Kcppa2Xpk7NfFlfLdbo0DtrLxClM YdHZ+oaLjdbljzzBvvZnUBwbWo/u/I1Yr/fLyH4ZlE+W01zCVgzQyTsPy3LiJqRDUxsvw7+5j +dFKL548g6nweWQNBqKlvWSgoTeAgLm2u/h3RauzsMFUErDi6eg2nHjGuVegifNnlJEfRJQ4i tNb4Gz140MYsQYFZv66cibc0P8v+KhLfxswmX9DEPBslqFLzWzWq//R1ag85DR9F2m4aq/03e t80D+D57SrmIsuMveu2nWQ2ttJZxbOJ89O8l5w1/yYeB6jl+pjHGXuatM3nUcM5UtcmI9WpSy ytQD09phXzgP8KmiGeHgptFB3Ec= =E2=80=A6 > +++ b/drivers/ras/amd/atl/core.c > @@ -0,0 +1,225 @@ =E2=80=A6 > +unsigned long norm_to_sys_addr(u8 socket_id, u8 die_id, u8 coh_st_inst_= id, unsigned long addr) > +{ =E2=80=A6 > + if (!late_hole_remove(&ctx) && add_base_and_hole(&ctx)) > + return -EINVAL; > + > + if (dehash_address(&ctx)) > + return -EINVAL; > + > + if (late_hole_remove(&ctx) && add_base_and_hole(&ctx)) > + return -EINVAL; =E2=80=A6 > + return ctx.ret_addr; > +} =E2=80=A6 I wonder which condition checks should actually be used for such a function implementation. How do you think about to avoid also the specification of duplicate return statements here? Regards, Markus