disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/ia64/include/asm/iommu.h
..
..
@@ -2,21 +2,21 @@
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 #ifndef _ASM_IA64_IOMMU_H
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 #define _ASM_IA64_IOMMU_H 1
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+#include <linux/acpi.h>
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+
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 /* 10 seconds */
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 #define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10)
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-extern void pci_iommu_shutdown(void);
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 extern void no_iommu_init(void);
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 #ifdef	CONFIG_INTEL_IOMMU
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 extern int force_iommu, no_iommu;
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-extern int iommu_pass_through;
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 extern int iommu_detected;
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+
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+static inline int __init
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+arch_rmrr_sanity_check(struct acpi_dmar_reserved_memory *rmrr) { return 0; }
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 #else
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-#define iommu_pass_through	(0)
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 #define no_iommu		(1)
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 #define iommu_detected		(0)
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 #endif
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-extern void iommu_dma_init(void);
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-extern void machvec_init(const char *name);
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 #endif