* Yet another ppc64 hugepage cleanup
@ 2004-04-16 4:56 David Gibson
0 siblings, 0 replies; only message in thread
From: David Gibson @ 2004-04-16 4:56 UTC (permalink / raw)
To: Andrew Morton; +Cc: linux-kernel, linuxppc64-dev
Andrew, please apply.
Trivial cleanup to flush_hash_hugepage() in the ppc64 hugepage code.
Index: working-2.6/arch/ppc64/mm/hugetlbpage.c
===================================================================
--- working-2.6.orig/arch/ppc64/mm/hugetlbpage.c 2004-04-16 13:59:29.979920272 +1000
+++ working-2.6/arch/ppc64/mm/hugetlbpage.c 2004-04-16 13:59:43.664834064 +1000
@@ -736,7 +736,7 @@
static void flush_hash_hugepage(mm_context_t context, unsigned long ea,
hugepte_t pte, int local)
{
- unsigned long vsid, vpn, va, hash, secondary, slot;
+ unsigned long vsid, vpn, va, hash, slot;
BUG_ON(hugepte_bad(pte));
BUG_ON(!in_hugepage_area(context, ea));
@@ -746,8 +746,7 @@
va = (vsid << 28) | (ea & 0x0fffffff);
vpn = va >> LARGE_PAGE_SHIFT;
hash = hpt_hash(vpn, 1);
- secondary = !!(hugepte_val(pte) & _HUGEPAGE_SECONDARY);
- if (secondary)
+ if (hugepte_val(pte) & _HUGEPAGE_SECONDARY)
hash = ~hash;
slot = (hash & htab_data.htab_hash_mask) * HPTES_PER_GROUP;
slot += (hugepte_val(pte) & _HUGEPAGE_GROUP_IX) >> 5;
--
David Gibson | For every complex problem there is a
david AT gibson.dropbear.id.au | solution which is simple, neat and
| wrong.
http://www.ozlabs.org/people/dgibson
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