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| author | Nitin Gupta <nitin.m.gupta@oracle.com> | 2017-02-06 23:33:26 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-02-23 19:32:10 +0300 |
| commit | dcd1912d21a02534d1f0a9005d5ba3283f164780 (patch) | |
| tree | def29b12bc879448681dd58e40fae681f14d18a7 /arch/sparc/mm/tsb.c | |
| parent | c7d9f77d33a779ad582d8b2284ba007931ebd894 (diff) | |
| download | linux-dcd1912d21a02534d1f0a9005d5ba3283f164780.tar.xz | |
sparc64: Add 64K page size support
This patch depends on:
[v6] sparc64: Multi-page size support
- Testing
Tested on Sonoma by running stream benchmark instance which allocated
48G worth of 64K pages.
boot params: default_hugepagesz=64K hugepagesz=64K hugepages=1310720
Signed-off-by: Nitin Gupta <nitin.m.gupta@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/mm/tsb.c')
| -rw-r--r-- | arch/sparc/mm/tsb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c index 4ccca32bd1e1..e39fc57ad850 100644 --- a/arch/sparc/mm/tsb.c +++ b/arch/sparc/mm/tsb.c @@ -147,12 +147,13 @@ void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr, spin_lock_irqsave(&mm->context.lock, flags); - if (hugepage_shift == PAGE_SHIFT) { + if (hugepage_shift < HPAGE_SHIFT) { base = (unsigned long) mm->context.tsb_block[MM_TSB_BASE].tsb; nentries = mm->context.tsb_block[MM_TSB_BASE].tsb_nentries; if (tlb_type == cheetah_plus || tlb_type == hypervisor) base = __pa(base); - __flush_tsb_one_entry(base, vaddr, PAGE_SHIFT, nentries); + __flush_huge_tsb_one_entry(base, vaddr, PAGE_SHIFT, nentries, + hugepage_shift); } #if defined(CONFIG_HUGETLB_PAGE) || defined(CONFIG_TRANSPARENT_HUGEPAGE) else if (mm->context.tsb_block[MM_TSB_HUGE].tsb) { |