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MIPS: Hugetlb: Keep TLB cache hot while flushing

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If we only flush the TLB of the given huge page, the TLB cache remains hot
for the relevant mm as it is, and less will be refilled after flush, huge
or not.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Cc: linux-mips@linux-mips.org
Acked-by: David Daney <david.daney@cavium.com>
Patchwork: https://patchwork.linux-mips.org/patch/2860/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Hillf Danton 2011-11-22 14:38:02 +00:00 committed by Ralf Baechle
parent e84de0c619
commit 5639bc4a64
1 changed files with 1 additions and 1 deletions
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2
arch/mips/include/asm/hugetlb.h
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@ -70,7 +70,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep)
{
flush_tlb_mm(vma->vm_mm);
flush_tlb_page(vma, addr & huge_page_mask(hstate_vma(vma)));
}
static inline int huge_pte_none(pte_t pte)