cpuidle, intel_idle: Fix CPUIDLE_FLAG_INIT_XSTATE

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Fix instrumentation bugs objtool found:

  vmlinux.o: warning: objtool: intel_idle_s2idle+0xd5: call to fpu_idle_fpregs() leaves .noinstr.text section
  vmlinux.o: warning: objtool: intel_idle_xstate+0x11: call to fpu_idle_fpregs() leaves .noinstr.text section
  vmlinux.o: warning: objtool: fpu_idle_fpregs+0x9: call to xfeatures_in_use() leaves .noinstr.text section

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Tony Lindgren <tony@atomide.com>
Tested-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20230112195540.494977795@infradead.org

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Peter Zijlstra 2023-01-12 20:43:33 +01:00 • committed by Ingo Molnar

parent 6d9c7f51b1

commit 821ad23d0e

3 changed files with 5 additions and 5 deletions

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4

arch/x86/include/asm/fpu/xcr.h

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2

arch/x86/include/asm/special_insns.h

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4

arch/x86/kernel/fpu/core.c

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