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Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/fault.c12
-rw-r--r--arch/mips/mm/init.c3
-rw-r--r--arch/mips/mm/pgtable-64.c3
-rw-r--r--arch/mips/mm/tlb-r4k.c2
-rw-r--r--arch/mips/mm/tlbex.c53
5 files changed, 15 insertions, 58 deletions
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index f956ecbb8136..e97a7a2fb2c0 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -58,11 +58,17 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long write,
* only copy the information from the master page table,
* nothing more.
*/
+#ifdef CONFIG_64BIT
+# define VMALLOC_FAULT_TARGET no_context
+#else
+# define VMALLOC_FAULT_TARGET vmalloc_fault
+#endif
+
if (unlikely(address >= VMALLOC_START && address <= VMALLOC_END))
- goto vmalloc_fault;
+ goto VMALLOC_FAULT_TARGET;
#ifdef MODULE_START
if (unlikely(address >= MODULE_START && address < MODULE_END))
- goto vmalloc_fault;
+ goto VMALLOC_FAULT_TARGET;
#endif
/*
@@ -203,6 +209,7 @@ do_sigbus:
force_sig_info(SIGBUS, &info, tsk);
return;
+#ifndef CONFIG_64BIT
vmalloc_fault:
{
/*
@@ -241,4 +248,5 @@ vmalloc_fault:
goto no_context;
return;
}
+#endif
}
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 0e820508ff23..38c79c55b060 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -475,9 +475,6 @@ unsigned long pgd_current[NR_CPUS];
*/
pgd_t swapper_pg_dir[_PTRS_PER_PGD] __page_aligned(_PGD_ORDER);
#ifdef CONFIG_64BIT
-#ifdef MODULE_START
-pgd_t module_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER);
-#endif
pmd_t invalid_pmd_table[PTRS_PER_PMD] __page_aligned(PMD_ORDER);
#endif
pte_t invalid_pte_table[PTRS_PER_PTE] __page_aligned(PTE_ORDER);
diff --git a/arch/mips/mm/pgtable-64.c b/arch/mips/mm/pgtable-64.c
index e4b565aeb008..1121019fa456 100644
--- a/arch/mips/mm/pgtable-64.c
+++ b/arch/mips/mm/pgtable-64.c
@@ -59,9 +59,6 @@ void __init pagetable_init(void)
/* Initialize the entire pgd. */
pgd_init((unsigned long)swapper_pg_dir);
-#ifdef MODULE_START
- pgd_init((unsigned long)module_pg_dir);
-#endif
pmd_init((unsigned long)invalid_pmd_table, (unsigned long)invalid_pte_table);
pgd_base = swapper_pg_dir;
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index cee502caf398..d73428b18b0a 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -475,7 +475,7 @@ static void __cpuinit probe_tlb(unsigned long config)
c->tlbsize = ((reg >> 25) & 0x3f) + 1;
}
-static int __cpuinitdata ntlb = 0;
+static int __cpuinitdata ntlb;
static int __init set_ntlb(char *str)
{
get_option(&str, &ntlb);
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 9a17bf8395df..bb1719a55d22 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -321,6 +321,10 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l,
case CPU_BCM3302:
case CPU_BCM4710:
case CPU_LOONGSON2:
+ case CPU_BCM6338:
+ case CPU_BCM6345:
+ case CPU_BCM6348:
+ case CPU_BCM6358:
case CPU_R5500:
if (m4kc_tlbp_war())
uasm_i_nop(p);
@@ -499,11 +503,7 @@ build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
* The vmalloc handling is not in the hotpath.
*/
uasm_i_dmfc0(p, tmp, C0_BADVADDR);
-#ifdef MODULE_START
- uasm_il_bltz(p, r, tmp, label_module_alloc);
-#else
uasm_il_bltz(p, r, tmp, label_vmalloc);
-#endif
/* No uasm_i_nop needed here, since the next insn doesn't touch TMP. */
#ifdef CONFIG_SMP
@@ -556,52 +556,7 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
{
long swpd = (long)swapper_pg_dir;
-#ifdef MODULE_START
- long modd = (long)module_pg_dir;
-
- uasm_l_module_alloc(l, *p);
- /*
- * Assumption:
- * VMALLOC_START >= 0xc000000000000000UL
- * MODULE_START >= 0xe000000000000000UL
- */
- UASM_i_SLL(p, ptr, bvaddr, 2);
- uasm_il_bgez(p, r, ptr, label_vmalloc);
-
- if (uasm_in_compat_space_p(MODULE_START) &&
- !uasm_rel_lo(MODULE_START)) {
- uasm_i_lui(p, ptr, uasm_rel_hi(MODULE_START)); /* delay slot */
- } else {
- /* unlikely configuration */
- uasm_i_nop(p); /* delay slot */
- UASM_i_LA(p, ptr, MODULE_START);
- }
- uasm_i_dsubu(p, bvaddr, bvaddr, ptr);
-
- if (uasm_in_compat_space_p(modd) && !uasm_rel_lo(modd)) {
- uasm_il_b(p, r, label_vmalloc_done);
- uasm_i_lui(p, ptr, uasm_rel_hi(modd));
- } else {
- UASM_i_LA_mostly(p, ptr, modd);
- uasm_il_b(p, r, label_vmalloc_done);
- if (uasm_in_compat_space_p(modd))
- uasm_i_addiu(p, ptr, ptr, uasm_rel_lo(modd));
- else
- uasm_i_daddiu(p, ptr, ptr, uasm_rel_lo(modd));
- }
-
uasm_l_vmalloc(l, *p);
- if (uasm_in_compat_space_p(MODULE_START) &&
- !uasm_rel_lo(MODULE_START) &&
- MODULE_START << 32 == VMALLOC_START)
- uasm_i_dsll32(p, ptr, ptr, 0); /* typical case */
- else
- UASM_i_LA(p, ptr, VMALLOC_START);
-#else
- uasm_l_vmalloc(l, *p);
- UASM_i_LA(p, ptr, VMALLOC_START);
-#endif
- uasm_i_dsubu(p, bvaddr, bvaddr, ptr);
if (uasm_in_compat_space_p(swpd) && !uasm_rel_lo(swpd)) {
uasm_il_b(p, r, label_vmalloc_done);