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authorRalf Baechle <ralf@linux-mips.org>2012-09-28 16:25:52 +0200
committerRalf Baechle <ralf@linux-mips.org>2012-09-28 16:25:52 +0200
commit77a0d763c461da81c2a3fc9a7e58162a40854a1a (patch)
treebc5ca1d08c8f9b98fd8c8726e88788d4fc618118 /arch/mips/mm
parent8922c9b4b2e3b1b845b46e8da61ad228d8f1b121 (diff)
parent05857c64ecf897209c16ffad9bb3e8d359dd5dca (diff)
Merge branch 'rixi-3.7' of git://git.linux-mips.org/pub/scm/sjhill/linux-sjhill into mips-for-linux-next
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/cache.c2
-rw-r--r--arch/mips/mm/fault.c2
-rw-r--r--arch/mips/mm/tlb-r4k.c2
-rw-r--r--arch/mips/mm/tlbex.c14
4 files changed, 10 insertions, 10 deletions
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 829320c7b17..07cec4407b0 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -142,7 +142,7 @@ EXPORT_SYMBOL(_page_cachable_default);
static inline void setup_protection_map(void)
{
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
protection_map[0] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);
protection_map[1] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC);
protection_map[2] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ);
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index c14f6dfed99..7a19957735e 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -114,7 +114,7 @@ good_area:
if (!(vma->vm_flags & VM_WRITE))
goto bad_area;
} else {
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
if (address == regs->cp0_epc && !(vma->vm_flags & VM_EXEC)) {
#if 0
pr_notice("Cpu%d[%s:%d:%0*lx:%ld:%0*lx] XI violation\n",
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index d2572cb232d..87b9cfcc30f 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -401,7 +401,7 @@ void __cpuinit tlb_init(void)
current_cpu_type() == CPU_R14000)
write_c0_framemask(0);
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
/*
* Enable the no read, no exec bits, and enable large virtual
* address.
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 03eb0ef9158..1832f17e6be 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -586,7 +586,7 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l,
static __cpuinit __maybe_unused void build_convert_pte_to_entrylo(u32 **p,
unsigned int reg)
{
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
UASM_i_SRL(p, reg, reg, ilog2(_PAGE_NO_EXEC));
UASM_i_ROTR(p, reg, reg, ilog2(_PAGE_GLOBAL) - ilog2(_PAGE_NO_EXEC));
} else {
@@ -990,7 +990,7 @@ static void __cpuinit build_update_entries(u32 **p, unsigned int tmp,
if (cpu_has_64bits) {
uasm_i_ld(p, tmp, 0, ptep); /* get even pte */
uasm_i_ld(p, ptep, sizeof(pte_t), ptep); /* get odd pte */
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
UASM_i_SRL(p, tmp, tmp, ilog2(_PAGE_NO_EXEC));
UASM_i_SRL(p, ptep, ptep, ilog2(_PAGE_NO_EXEC));
UASM_i_ROTR(p, tmp, tmp, ilog2(_PAGE_GLOBAL) - ilog2(_PAGE_NO_EXEC));
@@ -1017,7 +1017,7 @@ static void __cpuinit build_update_entries(u32 **p, unsigned int tmp,
UASM_i_LW(p, ptep, sizeof(pte_t), ptep); /* get odd pte */
if (r45k_bvahwbug())
build_tlb_probe_entry(p);
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
UASM_i_SRL(p, tmp, tmp, ilog2(_PAGE_NO_EXEC));
UASM_i_SRL(p, ptep, ptep, ilog2(_PAGE_NO_EXEC));
UASM_i_ROTR(p, tmp, tmp, ilog2(_PAGE_GLOBAL) - ilog2(_PAGE_NO_EXEC));
@@ -1183,7 +1183,7 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l,
UASM_i_LW(p, even, 0, ptr); /* get even pte */
UASM_i_LW(p, odd, sizeof(pte_t), ptr); /* get odd pte */
}
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
uasm_i_dsrl_safe(p, even, even, ilog2(_PAGE_NO_EXEC));
uasm_i_dsrl_safe(p, odd, odd, ilog2(_PAGE_NO_EXEC));
uasm_i_drotr(p, even, even,
@@ -1545,7 +1545,7 @@ build_pte_present(u32 **p, struct uasm_reloc **r,
{
int t = scratch >= 0 ? scratch : pte;
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
if (use_bbit_insns()) {
uasm_il_bbit0(p, r, pte, ilog2(_PAGE_PRESENT), lid);
uasm_i_nop(p);
@@ -1875,7 +1875,7 @@ static void __cpuinit build_r4000_tlb_load_handler(void)
if (m4kc_tlbp_war())
build_tlb_probe_entry(&p);
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
/*
* If the page is not _PAGE_VALID, RI or XI could not
* have triggered it. Skip the expensive test..
@@ -1929,7 +1929,7 @@ static void __cpuinit build_r4000_tlb_load_handler(void)
build_pte_present(&p, &r, wr.r1, wr.r2, wr.r3, label_nopage_tlbl);
build_tlb_probe_entry(&p);
- if (kernel_uses_smartmips_rixi) {
+ if (cpu_has_rixi) {
/*
* If the page is not _PAGE_VALID, RI or XI could not
* have triggered it. Skip the expensive test..