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mm,thp: fix spellos in describing __HAVE_ARCH_FLUSH_PMD_TLB_RANGE 

[akpm@linux-foundation.org: s/threshhold/threshold/]
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vineet Gupta 2016-02-11 16:13:11 -08:00 committed by Linus Torvalds
parent 6a6ac72fd6
commit 6b75d14912
1 changed files with 2 additions and 2 deletions
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4
mm/pgtable-generic.c
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@ -90,9 +90,9 @@ pte_t ptep_clear_flush(struct vm_area_struct *vma, unsigned long address,
* ARCHes with special requirements for evicting THP backing TLB entries can
* implement this. Otherwise also, it can help optimize normal TLB flush in
* THP regime. stock flush_tlb_range() typically has optimization to nuke the
* entire TLB TLB if flush span is greater than a threshhold, which will
* entire TLB if flush span is greater than a threshold, which will
* likely be true for a single huge page. Thus a single thp flush will
* invalidate the entire TLB which is not desitable.
* invalidate the entire TLB which is not desirable.
* e.g. see arch/arc: flush_pmd_tlb_range
*/
#define flush_pmd_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end)