#include <asm/fadump.h>
#include <asm/firmware.h>
#include <asm/tm.h>
+#include <asm/trace.h>
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
static void __init htab_finish_init(void)
{
-#ifdef CONFIG_PPC_HAS_HASH_64K
+#ifdef CONFIG_PPC_64K_PAGES
patch_branch(ht64_call_hpte_insert1,
ppc_function_entry(ppc_md.hpte_insert),
BRANCH_SET_LINK);
patch_branch(ht64_call_hpte_updatepp,
ppc_function_entry(ppc_md.hpte_updatepp),
BRANCH_SET_LINK);
-#endif /* CONFIG_PPC_HAS_HASH_64K */
+#endif /* CONFIG_PPC_64K_PAGES */
patch_branch(htab_call_hpte_insert1,
ppc_function_entry(ppc_md.hpte_insert),
unsigned long access, unsigned long trap,
unsigned long flags)
{
+ bool is_thp;
enum ctx_state prev_state = exception_enter();
pgd_t *pgdir;
unsigned long vsid;
DBG_LOW("hash_page(ea=%016lx, access=%lx, trap=%lx\n",
ea, access, trap);
+ trace_hash_fault(ea, access, trap);
/* Get region & vsid */
switch (REGION_ID(ea)) {
#endif /* CONFIG_PPC_64K_PAGES */
/* Get PTE and page size from page tables */
- ptep = __find_linux_pte_or_hugepte(pgdir, ea, &hugeshift);
+ ptep = __find_linux_pte_or_hugepte(pgdir, ea, &is_thp, &hugeshift);
if (ptep == NULL || !pte_present(*ptep)) {
DBG_LOW(" no PTE !\n");
rc = 1;
}
if (hugeshift) {
- if (pmd_trans_huge(*(pmd_t *)ptep))
+ if (is_thp)
rc = __hash_page_thp(ea, access, vsid, (pmd_t *)ptep,
trap, flags, ssize, psize);
#ifdef CONFIG_HUGETLB_PAGE
check_paca_psize(ea, mm, psize, user_region);
#endif /* CONFIG_PPC_64K_PAGES */
-#ifdef CONFIG_PPC_HAS_HASH_64K
+#ifdef CONFIG_PPC_64K_PAGES
if (psize == MMU_PAGE_64K)
rc = __hash_page_64K(ea, access, vsid, ptep, trap,
flags, ssize);
else
-#endif /* CONFIG_PPC_HAS_HASH_64K */
+#endif /* CONFIG_PPC_64K_PAGES */
{
int spp = subpage_protection(mm, ea);
if (access & spp)
* THP pages use update_mmu_cache_pmd. We don't do
* hash preload there. Hence can ignore THP here
*/
- ptep = find_linux_pte_or_hugepte(pgdir, ea, &hugepage_shift);
+ ptep = find_linux_pte_or_hugepte(pgdir, ea, NULL, &hugepage_shift);
if (!ptep)
goto out_exit;
update_flags |= HPTE_LOCAL_UPDATE;
/* Hash it in */
-#ifdef CONFIG_PPC_HAS_HASH_64K
+#ifdef CONFIG_PPC_64K_PAGES
if (mm->context.user_psize == MMU_PAGE_64K)
rc = __hash_page_64K(ea, access, vsid, ptep, trap,
update_flags, ssize);
else
-#endif /* CONFIG_PPC_HAS_HASH_64K */
+#endif /* CONFIG_PPC_64K_PAGES */
rc = __hash_page_4K(ea, access, vsid, ptep, trap, update_flags,
ssize, subpage_protection(mm, ea));
unsigned long hash;
unsigned long vsid = get_kernel_vsid(vaddr, mmu_kernel_ssize);
unsigned long vpn = hpt_vpn(vaddr, vsid, mmu_kernel_ssize);
- unsigned long mode = htab_convert_pte_flags(PAGE_KERNEL);
+ unsigned long mode = htab_convert_pte_flags(pgprot_val(PAGE_KERNEL));
long ret;
hash = hpt_hash(vpn, PAGE_SHIFT, mmu_kernel_ssize);