forked from luck/tmp_suning_uos_patched
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:
parent
6a6ac72fd6
commit
6b75d14912
|
@ -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)
|
||||
|
|
Loading…
Reference in New Issue
Block a user