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Date: Thu, 28 May 2020 18:16:16 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Thomas Gleixner <tglx@...utronix.de> Cc: LKML <linux-kernel@...r.kernel.org>, x86@...nel.org Subject: Re: [patch 5/5] x86/idt: Consolidate idt functionality On Thu, May 28, 2020 at 04:53:20PM +0200, Thomas Gleixner wrote: > -#ifdef CONFIG_X86_64 > -DECLARE_PER_CPU(u32, debug_idt_ctr); > -static __always_inline bool is_debug_idt_enabled(void) > -{ > - if (this_cpu_read(debug_idt_ctr)) > - return true; > - > - return false; > -} > - > -static __always_inline void load_debug_idt(void) > -{ > - load_idt((const struct desc_ptr *)&debug_idt_descr); > -} > -#else > -static inline bool is_debug_idt_enabled(void) > -{ > - return false; > -} > - > -static inline void load_debug_idt(void) > -{ > -} > -#endif I have a patch that does this too; except it doesn't put it back. I like that one better :-)
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