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Date: Thu, 9 Jul 2020 12:30:24 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Brian Gerst <brgerst@...il.com> Cc: linux-kernel@...r.kernel.org, x86@...nel.org, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...nel.org>, Borislav Petkov <bp@...en8.de>, "H . Peter Anvin" <hpa@...or.com>, Andy Lutomirski <luto@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com> Subject: Re: [PATCH v2 02/10] x86/percpu: Clean up percpu_to_op() On Sat, May 30, 2020 at 06:11:19PM -0400, Brian Gerst wrote: > + if (0) { \ > + typeof(_var) pto_tmp__; \ > + pto_tmp__ = (_val); \ > + (void)pto_tmp__; \ > + } \ This is repeated at least once more; and it looks very similar to __typecheck() and typecheck() but is yet another variant afaict.
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