[PATCH 2/3] powerpc/mm: remove ctor argument to pgtable_cache_add()

[Christophe Leroy]

As previous patch has removed all pgtable cache constructors,
lets remove it completely.

Signed-off-by: Christophe Leroy <christophe.le...@c-s.fr>
---
 arch/powerpc/include/asm/pgtable.h |  2 +-
 arch/powerpc/mm/hugetlbpage.c      |  2 +-
 arch/powerpc/mm/init-common.c      | 10 +++++-----
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/include/asm/pgtable.h 
b/arch/powerpc/include/asm/pgtable.h
index 14c79a7dc855..d3195ac00a0b 100644
--- a/arch/powerpc/include/asm/pgtable.h
+++ b/arch/powerpc/include/asm/pgtable.h
@@ -72,7 +72,7 @@ extern int gup_hugepte(pte_t *ptep, unsigned long sz, 
unsigned long addr,
 /* can we use this in kvm */
 unsigned long vmalloc_to_phys(void *vmalloc_addr);
 
-void pgtable_cache_add(unsigned shift, void (*ctor)(void *));
+void pgtable_cache_add(unsigned shift);
 void pgtable_cache_init(void);
 
 #if defined(CONFIG_STRICT_KERNEL_RWX) || defined(CONFIG_PPC32)
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 7296a42eb62e..72f31fc70b8e 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -701,7 +701,7 @@ static int __init hugetlbpage_init(void)
                 * use pgt cache for hugepd.
                 */
                if (pdshift > shift)
-                       pgtable_cache_add(pdshift - shift, NULL);
+                       pgtable_cache_add(pdshift - shift);
 #if defined(CONFIG_PPC_FSL_BOOK3E) || defined(CONFIG_PPC_8xx)
                else if (!hugepte_cache) {
                        /*
diff --git a/arch/powerpc/mm/init-common.c b/arch/powerpc/mm/init-common.c
index 2ae15ff8f76f..8fb182aaf87d 100644
--- a/arch/powerpc/mm/init-common.c
+++ b/arch/powerpc/mm/init-common.c
@@ -35,7 +35,7 @@ EXPORT_SYMBOL_GPL(pgtable_cache);     /* used by kvm_hv 
module */
  * everything else.  Caches created by this function are used for all
  * the higher level pagetables, and for hugepage pagetables.
  */
-void pgtable_cache_add(unsigned shift, void (*ctor)(void *))
+void pgtable_cache_add(unsigned shift)
 {
        char *name;
        unsigned long table_size = sizeof(void *) << shift;
@@ -63,7 +63,7 @@ void pgtable_cache_add(unsigned shift, void (*ctor)(void *))
 
        align = max_t(unsigned long, align, minalign);
        name = kasprintf(GFP_KERNEL, "pgtable-2^%d", shift);
-       new = kmem_cache_create(name, table_size, align, 0, ctor);
+       new = kmem_cache_create(name, table_size, align, 0, NULL);
        if (!new)
                panic("Could not allocate pgtable cache for order %d", shift);
 
@@ -76,15 +76,15 @@ EXPORT_SYMBOL_GPL(pgtable_cache_add);       /* used by 
kvm_hv module */
 
 void pgtable_cache_init(void)
 {
-       pgtable_cache_add(PGD_INDEX_SIZE, NULL);
+       pgtable_cache_add(PGD_INDEX_SIZE);
 
        if (PMD_CACHE_INDEX && !PGT_CACHE(PMD_CACHE_INDEX))
-               pgtable_cache_add(PMD_CACHE_INDEX, NULL);
+               pgtable_cache_add(PMD_CACHE_INDEX);
        /*
         * In all current configs, when the PUD index exists it's the
         * same size as either the pgd or pmd index except with THP enabled
         * on book3s 64
         */
        if (PUD_CACHE_INDEX && !PGT_CACHE(PUD_CACHE_INDEX))
-               pgtable_cache_add(PUD_CACHE_INDEX, NULL);
+               pgtable_cache_add(PUD_CACHE_INDEX);
 }
-- 
2.13.3