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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
#ifndef _SPARC64_TLBFLUSH_H
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#define _SPARC64_TLBFLUSH_H
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#include <linux/config.h>
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#include <linux/mm.h>
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#include <asm/mmu_context.h>
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/* TSB flush operations. */
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struct mmu_gather;
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extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
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extern void flush_tsb_user(struct mmu_gather *mp);
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/* TLB flush operations. */
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extern void flush_tlb_pending(void);
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#define flush_tlb_range(vma,start,end) \
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do { (void)(start); flush_tlb_pending(); } while (0)
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#define flush_tlb_page(vma,addr) flush_tlb_pending()
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#define flush_tlb_mm(mm) flush_tlb_pending()
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/* Local cpu only. */
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extern void __flush_tlb_all(void);
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extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
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#ifndef CONFIG_SMP
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#define flush_tlb_kernel_range(start,end) \
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do { flush_tsb_kernel_range(start,end); \
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__flush_tlb_kernel_range(start,end); \
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} while (0)
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#else /* CONFIG_SMP */
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extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
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#define flush_tlb_kernel_range(start, end) \
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do { flush_tsb_kernel_range(start,end); \
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smp_flush_tlb_kernel_range(start, end); \
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} while (0)
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#endif /* ! CONFIG_SMP */
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static inline void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end)
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{
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/* We don't use virtual page tables for TLB miss processing
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* any more. Nowadays we use the TSB.
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*/
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}
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#endif /* _SPARC64_TLBFLUSH_H */
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