X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fpowerpc%2Fmm%2Fhugetlbpage.c;h=201c7a5486cb3f815e89ec8e54966b5f29f6feb0;hb=2a94739c70c95d13d3428fb5809d7037ed9ecb94;hp=f0c3b88d50fa5a5f98847bd1914be1881885af9d;hpb=69098bac169d630a777b362470f20451b9446e39;p=linux-2.6-omap-h63xx.git

diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index f0c3b88d50f..201c7a5486c 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -53,8 +53,7 @@ unsigned int mmu_huge_psizes[MMU_PAGE_COUNT] = { }; /* initialize all to 0 */
 
 /* Subtract one from array size because we don't need a cache for 4K since
  * is not a huge page size */
-#define huge_pgtable_cache(psize)	(pgtable_cache[HUGEPTE_CACHE_NUM \
-							+ psize-1])
+#define HUGE_PGTABLE_INDEX(psize)	(HUGEPTE_CACHE_NUM + psize - 1)
 #define HUGEPTE_CACHE_NAME(psize)	(huge_pgtable_cache_name[psize])
 
 static const char *huge_pgtable_cache_name[MMU_PAGE_COUNT] = {
@@ -113,7 +112,7 @@ static inline pte_t *hugepte_offset(hugepd_t *hpdp, unsigned long addr,
 static int __hugepte_alloc(struct mm_struct *mm, hugepd_t *hpdp,
 			   unsigned long address, unsigned int psize)
 {
-	pte_t *new = kmem_cache_zalloc(huge_pgtable_cache(psize),
+	pte_t *new = kmem_cache_zalloc(pgtable_cache[HUGE_PGTABLE_INDEX(psize)],
 				      GFP_KERNEL|__GFP_REPEAT);
 
 	if (! new)
@@ -121,7 +120,7 @@ static int __hugepte_alloc(struct mm_struct *mm, hugepd_t *hpdp,
 
 	spin_lock(&mm->page_table_lock);
 	if (!hugepd_none(*hpdp))
-		kmem_cache_free(huge_pgtable_cache(psize), new);
+		kmem_cache_free(pgtable_cache[HUGE_PGTABLE_INDEX(psize)], new);
 	else
 		hpdp->pd = (unsigned long)new | HUGEPD_OK;
 	spin_unlock(&mm->page_table_lock);
@@ -763,13 +762,14 @@ static int __init hugetlbpage_init(void)
 
 	for (psize = 0; psize < MMU_PAGE_COUNT; ++psize) {
 		if (mmu_huge_psizes[psize]) {
-			huge_pgtable_cache(psize) = kmem_cache_create(
-						HUGEPTE_CACHE_NAME(psize),
-						HUGEPTE_TABLE_SIZE(psize),
-						HUGEPTE_TABLE_SIZE(psize),
-						0,
-						NULL);
-			if (!huge_pgtable_cache(psize))
+			pgtable_cache[HUGE_PGTABLE_INDEX(psize)] =
+				kmem_cache_create(
+					HUGEPTE_CACHE_NAME(psize),
+					HUGEPTE_TABLE_SIZE(psize),
+					HUGEPTE_TABLE_SIZE(psize),
+					0,
+					NULL);
+			if (!pgtable_cache[HUGE_PGTABLE_INDEX(psize)])
 				panic("hugetlbpage_init(): could not create %s"\
 				      "\n", HUGEPTE_CACHE_NAME(psize));
 		}