disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/x86/include/asm/trace/fpu.h
..
..
@@ -13,22 +13,22 @@
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 	TP_STRUCT__entry(
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 		__field(struct fpu *, fpu)
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-		__field(bool, initialized)
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+		__field(bool, load_fpu)
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 		__field(u64, xfeatures)
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 		__field(u64, xcomp_bv)
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 		),
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 	TP_fast_assign(
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 		__entry->fpu		= fpu;
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-		__entry->initialized	= fpu->initialized;
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+		__entry->load_fpu	= test_thread_flag(TIF_NEED_FPU_LOAD);
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 		if (boot_cpu_has(X86_FEATURE_OSXSAVE)) {
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 			__entry->xfeatures = fpu->state.xsave.header.xfeatures;
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 			__entry->xcomp_bv  = fpu->state.xsave.header.xcomp_bv;
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 		}
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 	),
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-	TP_printk("x86/fpu: %p initialized: %d xfeatures: %llx xcomp_bv: %llx",
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+	TP_printk("x86/fpu: %p load: %d xfeatures: %llx xcomp_bv: %llx",
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 			__entry->fpu,
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-			__entry->initialized,
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+			__entry->load_fpu,
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 			__entry->xfeatures,
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 			__entry->xcomp_bv
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 	)
..
..
@@ -60,11 +60,6 @@
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 );
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 DEFINE_EVENT(x86_fpu, x86_fpu_regs_deactivated,
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-	TP_PROTO(struct fpu *fpu),
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-	TP_ARGS(fpu)
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-);
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-
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-DEFINE_EVENT(x86_fpu, x86_fpu_activate_state,
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 	TP_PROTO(struct fpu *fpu),
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 	TP_ARGS(fpu)
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 );