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[SPARC64]: Preload TSB entries from update_mmu_cache().

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-01-31 18:32:04 -08:00
committed by David S. Miller
parent bd40791e1d
commit b70c0fa161
3 changed files with 29 additions and 0 deletions
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10
arch/sparc64/mm/init.c
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@@ -277,6 +277,16 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t p
mm_rss = get_mm_rss(mm);
if (mm_rss >= mm->context.tsb_rss_limit)
tsb_grow(mm, mm_rss, GFP_ATOMIC);
if ((pte_val(pte) & _PAGE_ALL_SZ_BITS) == _PAGE_SZBITS) {
struct tsb *tsb;
unsigned long tag;
tsb = &mm->context.tsb[(address >> PAGE_SHIFT) &
(mm->context.tsb_nentries - 1UL)];
tag = (address >> 22UL) | CTX_HWBITS(mm->context) << 48UL;
tsb_insert(tsb, tag, pte_val(pte));
}
}
void flush_dcache_page(struct page *page)