mm,thp: fix spellos in describing __HAVE_ARCH_FLUSH_PMD_TLB_RANGE

[[email protected]: s/threshhold/threshold/]
Signed-off-by: Vineet Gupta <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Cc: Aneesh Kumar K.V <[email protected]>
Cc: Andrea Arcangeli <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Vineet Gupta 2016-02-11 16:13:11 -08:00 • committed by Linus Torvalds
commit 6b75d14912

View file

@ -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)