Unverified Commit 70c7605c authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Palmer Dabbelt
Browse files

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: default avatarChristoph Hellwig <hch@lst.de>
Tested-by: default avatarGuo Ren <guoren@kernel.org>
Signed-off-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent c9811e37

arch/riscv/mm/tlbflush.c

+6 −9
Original line number Diff line number Diff line
@@ -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