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Open Source and information security mailing list archives
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Date: Mon, 18 May 2020 20:17:42 -0700 From: Andi Kleen <ak@...ux.intel.com> To: Bob Haarman <inglorion@...gle.com> Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, Fangrui Song <maskray@...gle.com>, Sami Tolvanen <samitolvanen@...gle.com>, stable@...r.kernel.org, Nathan Chancellor <natechancellor@...il.com>, Alistair Delva <adelva@...gle.com>, Nick Desaulniers <ndesaulniers@...gle.com>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, Masami Hiramatsu <mhiramat@...nel.org>, Josh Poimboeuf <jpoimboe@...hat.com>, Vincenzo Frascino <vincenzo.frascino@....com>, Kyung Min Park <kyung.min.park@...el.com>, afzal mohammed <afzal.mohd.ma@...il.com>, Peter Zijlstra <peterz@...radead.org>, Kees Cook <keescook@...omium.org>, Heiko Carstens <heiko.carstens@...ibm.com>, Dave Hansen <dave.hansen@...el.com>, Baoquan He <bhe@...hat.com>, Thomas Lendacky <Thomas.Lendacky@....com>, Ross Zwisler <zwisler@...omium.org>, Arvind Sankar <nivedita@...m.mit.edu>, Dmitry Safonov <0x7f454c46@...il.com>, linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com Subject: Re: [PATCH] x86_64: fix jiffies ODR violation > Instead, we can avoid the ODR violation by matching other arch's by > defining jiffies only by linker script. For -fno-semantic-interposition > + Full LTO, there is no longer a global definition of jiffies for the > compiler to produce a local symbol which the linker script won't ensure > aliases to jiffies_64. I guess it was an historical accident. Reviewed-by: Andi Kleen <ak@...ux.intel.com>
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