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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TLB_H
#define _ASM_X86_TLB_H
#define tlb_flush tlb_flush
static inline void tlb_flush(struct mmu_gather *tlb);
#include <asm-generic/tlb.h>
static inline void tlb_flush(struct mmu_gather *tlb)
{
unsigned long start = 0UL, end = TLB_FLUSH_ALL;
unsigned int stride_shift = tlb_get_unmap_shift(tlb);
if (!tlb->fullmm && !tlb->need_flush_all) {
start = tlb->start;
end = tlb->end;
}
flush_tlb_mm_range(tlb->mm, start, end, stride_shift, tlb->freed_tables);
}
#ifdef CONFIG_PT_RECLAIM
static inline void __tlb_remove_table_one_rcu(struct rcu_head *head)
{
struct ptdesc *ptdesc;
ptdesc = container_of(head, struct ptdesc, pt_rcu_head);
__tlb_remove_table(ptdesc);
}
static inline void __tlb_remove_table_one(void *table)
{
struct ptdesc *ptdesc;
ptdesc = table;
call_rcu(&ptdesc->pt_rcu_head, __tlb_remove_table_one_rcu);
}
#define __tlb_remove_table_one __tlb_remove_table_one
#endif /* CONFIG_PT_RECLAIM */
static inline void invlpg(unsigned long addr)
{
asm volatile("invlpg (%0)" ::"r" (addr) : "memory");
}
#endif /* _ASM_X86_TLB_H */
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