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authorNitin Gupta <nitin.m.gupta@oracle.com>2017-02-06 23:33:26 +0300
committerDavid S. Miller <davem@davemloft.net>2017-02-23 19:32:10 +0300
commitdcd1912d21a02534d1f0a9005d5ba3283f164780 (patch)
treedef29b12bc879448681dd58e40fae681f14d18a7 /arch/sparc/mm/tsb.c
parentc7d9f77d33a779ad582d8b2284ba007931ebd894 (diff)
downloadlinux-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.c5
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) {