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riscv: pass the mm_struct to __sbi_tlb_flush_range 

Move the call mm_cpumask from the callers into __sbi_tlb_flush_range to
reduce a bit of duplicate code and prepare for future changes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Guo Ren <guoren@kernel.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Christoph Hellwig 2021-06-06 17:20:49 +02:00 committed by Palmer Dabbelt
parent c9811e379b
commit 70c7605c08
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GPG Key ID: 2E1319F35FBB1889
1 changed files with 6 additions and 9 deletions
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15
arch/riscv/mm/tlbflush.c
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@ -10,13 +10,10 @@ void flush_tlb_all(void)
sbi_remote_sfence_vma(NULL, 0, -1);
}
/*
* This function must not be called with cmask being null.
* Kernel may panic if cmask is NULL.
*/
static void __sbi_tlb_flush_range(struct cpumask *cmask, unsigned long start,
static void __sbi_tlb_flush_range(struct mm_struct *mm, unsigned long start,
unsigned long size, unsigned long stride)
{
struct cpumask *cmask = mm_cpumask(mm);
struct cpumask hmask;
unsigned int cpuid;
@ -41,23 +38,23 @@ static void __sbi_tlb_flush_range(struct cpumask *cmask, unsigned long start,
void flush_tlb_mm(struct mm_struct *mm)
{
__sbi_tlb_flush_range(mm_cpumask(mm), 0, -1, PAGE_SIZE);
__sbi_tlb_flush_range(mm, 0, -1, PAGE_SIZE);
}
void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr)
{
__sbi_tlb_flush_range(mm_cpumask(vma->vm_mm), addr, PAGE_SIZE, PAGE_SIZE);
__sbi_tlb_flush_range(vma->vm_mm, addr, PAGE_SIZE, PAGE_SIZE);
}
void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
unsigned long end)
{
__sbi_tlb_flush_range(mm_cpumask(vma->vm_mm), start, end - start, PAGE_SIZE);
__sbi_tlb_flush_range(vma->vm_mm, start, end - start, PAGE_SIZE);
}
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
void flush_pmd_tlb_range(struct vm_area_struct *vma, unsigned long start,
unsigned long end)
{
__sbi_tlb_flush_range(mm_cpumask(vma->vm_mm), start, end - start, PMD_SIZE);
__sbi_tlb_flush_range(vma->vm_mm, start, end - start, PMD_SIZE);
}
#endif