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[209.85.208.50]) by smtp.gmail.com with ESMTPSA id j24-20020a170906095800b009659fa6eeddsm1106193ejd.196.2023.06.02.12.58.03 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 02 Jun 2023 12:58:04 -0700 (PDT) Received: by mail-ed1-f50.google.com with SMTP id 4fb4d7f45d1cf-5149429c944so3627504a12.0 for ; Fri, 02 Jun 2023 12:58:03 -0700 (PDT) X-Received: by 2002:a05:6402:b10:b0:514:9b60:ea65 with SMTP id bm16-20020a0564020b1000b005149b60ea65mr2665357edb.16.1685735862382; Fri, 02 Jun 2023 12:57:42 -0700 (PDT) MIME-Version: 1.0 References: <20230531130833.635651916@infradead.org> <20230531132323.722039569@infradead.org> <70a69deb-7ad4-45b2-8e13-34955594a7ce@app.fastmail.com> <20230601101409.GS4253@hirez.programming.kicks-ass.net> <14c50e58-fecc-e96a-ee73-39ef4e4617c7@gmx.de> <20230602143912.GI620383@hirez.programming.kicks-ass.net> <20230602191014.GA695361@hirez.programming.kicks-ass.net> <20230602194021.GB695361@hirez.programming.kicks-ass.net> In-Reply-To: <20230602194021.GB695361@hirez.programming.kicks-ass.net> From: Linus Torvalds Date: Fri, 2 Jun 2023 15:57:25 -0400 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2 07/12] parisc/percpu: Work around the lack of __SIZEOF_INT128__ To: Peter Zijlstra Cc: "H. Peter Anvin" , Helge Deller , Masahiro Yamada , Arnd Bergmann , Jonathan Corbet , Will Deacon , Boqun Feng , Mark Rutland , Catalin Marinas , dennis@kernel.org, Tejun Heo , Christoph Lameter , Heiko Carstens , gor@linux.ibm.com, Alexander Gordeev , borntraeger@linux.ibm.com, Sven Schnelle , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, Joerg Roedel , suravee.suthikulpanit@amd.com, Robin Murphy , David Woodhouse , Baolu Lu , Herbert Xu , "David S . Miller" , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Vlastimil Babka , Roman Gushchin , Hyeonggon Yoo <42.hyeyoo@gmail.com>, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, iommu@lists.linux.dev, Linux-Arch , linux-crypto@vger.kernel.org, Stephen Rothwell , Michael Ellerman , "James E . J . Bottomley" , linux-parisc@vger.kernel.org, John David Anglin , Sam James Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 2, 2023 at 3:40=E2=80=AFPM Peter Zijlstra wrote: > > "With 64bit builds depending on __SIZEOF_INT128__ to detect the > presence of __int128 raise the parisc minimum compiler version to > gcc-11.0.0." > > better? I'd just say "64-bit targets need the __int128 type, which for pa-risc means raising the minimum gcc version to 11". The __SIZEOF_INT128__ part isn't the important part. That's just the sympto= m. Linus