Commit 03b3e82a authored by Alexander Gordeev's avatar Alexander Gordeev
Browse files

s390/tlb: Add missing TLB range adjustment 



While converting to generic mmu_gather with commit 9de7d833
("s390/tlb: Convert to generic mmu_gather") __tlb_adjust_range()
is called from pte|pmd|p4d_free_tlb(), but not for pud_free_tlb().

__tlb_adjust_range() adjusts the span of TLB range to be flushed,
but s390 does not make use of it. Thus, this change is only for
consistency.

Reviewed-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
parent d1aa46c8

arch/s390/include/asm/tlb.h

+1 −1
Original line number Diff line number Diff line
@@ -140,11 +140,11 @@ static inline void pud_free_tlb(struct mmu_gather *tlb, pud_t *pud, 
{

	if (mm_pud_folded(tlb->mm))

		return;

	__tlb_adjust_range(tlb, address, PAGE_SIZE);

	tlb->mm->context.flush_mm = 1;

	tlb->freed_tables = 1;

	tlb->cleared_p4ds = 1;

	tlb_remove_ptdesc(tlb, pud);

}





#endif /* _S390_TLB_H */