aboutsummaryrefslogtreecommitdiff
path: root/arch/ia64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/acpi.h6
-rw-r--r--arch/ia64/include/asm/ftrace.h1
-rw-r--r--arch/ia64/include/asm/kprobes.h5
-rw-r--r--arch/ia64/include/asm/tlb.h2
-rw-r--r--arch/ia64/include/asm/topology.h4
-rw-r--r--arch/ia64/include/asm/types.h5
-rw-r--r--arch/ia64/kernel/Makefile4
-rw-r--r--arch/ia64/kernel/acpi-processor.c85
-rw-r--r--arch/ia64/kernel/mca.c5
-rw-r--r--arch/ia64/kernel/perfmon.c2
-rw-r--r--arch/ia64/kvm/vcpu.h9
-rw-r--r--arch/ia64/kvm/vmm.c4
-rw-r--r--arch/ia64/kvm/vtlb.c2
-rw-r--r--arch/ia64/mm/init.c2
-rw-r--r--arch/ia64/mm/tlb.c32
15 files changed, 49 insertions, 119 deletions
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index 91df9686a0d..7ae58892ba8 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -132,6 +132,12 @@ extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
#endif
+static inline bool arch_has_acpi_pdc(void) { return true; }
+static inline void arch_acpi_set_pdc_bits(u32 *buf)
+{
+ buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
+}
+
#define acpi_unlazy_tlb(x)
#ifdef CONFIG_ACPI_NUMA
diff --git a/arch/ia64/include/asm/ftrace.h b/arch/ia64/include/asm/ftrace.h
index d20db3c2a65..fbd1a2470ca 100644
--- a/arch/ia64/include/asm/ftrace.h
+++ b/arch/ia64/include/asm/ftrace.h
@@ -8,7 +8,6 @@
extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
#define mcount _mcount
-#include <asm/kprobes.h>
/* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
#define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
#define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)
diff --git a/arch/ia64/include/asm/kprobes.h b/arch/ia64/include/asm/kprobes.h
index dbf83fb28db..d5505d6f238 100644
--- a/arch/ia64/include/asm/kprobes.h
+++ b/arch/ia64/include/asm/kprobes.h
@@ -103,11 +103,6 @@ typedef struct kprobe_opcode {
bundle_t bundle;
} kprobe_opcode_t;
-struct fnptr {
- unsigned long ip;
- unsigned long gp;
-};
-
/* Architecture specific copy of original instruction*/
struct arch_specific_insn {
/* copy of the instruction to be emulated */
diff --git a/arch/ia64/include/asm/tlb.h b/arch/ia64/include/asm/tlb.h
index 85d965cb19a..23cce999eb1 100644
--- a/arch/ia64/include/asm/tlb.h
+++ b/arch/ia64/include/asm/tlb.h
@@ -74,7 +74,7 @@ struct ia64_tr_entry {
extern int ia64_itr_entry(u64 target_mask, u64 va, u64 pte, u64 log_size);
extern void ia64_ptr_entry(u64 target_mask, int slot);
-extern struct ia64_tr_entry __per_cpu_idtrs[NR_CPUS][2][IA64_TR_ALLOC_MAX];
+extern struct ia64_tr_entry *ia64_idtrs[NR_CPUS];
/*
region register macros
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
index 3ddb4e709db..d323071d0f9 100644
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -33,7 +33,9 @@
/*
* Returns a bitmask of CPUs on Node 'node'.
*/
-#define cpumask_of_node(node) (&node_to_cpu_mask[node])
+#define cpumask_of_node(node) ((node) == -1 ? \
+ cpu_all_mask : \
+ &node_to_cpu_mask[node])
/*
* Returns the number of the node containing Node 'nid'.
diff --git a/arch/ia64/include/asm/types.h b/arch/ia64/include/asm/types.h
index bcd260e597d..93773fd37be 100644
--- a/arch/ia64/include/asm/types.h
+++ b/arch/ia64/include/asm/types.h
@@ -35,6 +35,11 @@ typedef unsigned int umode_t;
*/
# ifdef __KERNEL__
+struct fnptr {
+ unsigned long ip;
+ unsigned long gp;
+};
+
/* DMA addresses are 64-bits wide, in general. */
typedef u64 dma_addr_t;
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 2a75e937ae8..e1236349c99 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -18,10 +18,6 @@ obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o
obj-$(CONFIG_IA64_HP_ZX1) += acpi-ext.o
obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += acpi-ext.o
-ifneq ($(CONFIG_ACPI_PROCESSOR),)
-obj-y += acpi-processor.o
-endif
-
obj-$(CONFIG_IA64_PALINFO) += palinfo.o
obj-$(CONFIG_IOSAPIC) += iosapic.o
obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c
deleted file mode 100644
index dbda7bde611..00000000000
--- a/arch/ia64/kernel/acpi-processor.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * arch/ia64/kernel/acpi-processor.c
- *
- * Copyright (C) 2005 Intel Corporation
- * Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
- * - Added _PDC for platforms with Intel CPUs
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/acpi.h>
-
-#include <acpi/processor.h>
-#include <asm/acpi.h>
-
-static void init_intel_pdc(struct acpi_processor *pr)
-{
- struct acpi_object_list *obj_list;
- union acpi_object *obj;
- u32 *buf;
-
- /* allocate and initialize pdc. It will be used later. */
- obj_list = kmalloc(sizeof(struct acpi_object_list), GFP_KERNEL);
- if (!obj_list) {
- printk(KERN_ERR "Memory allocation error\n");
- return;
- }
-
- obj = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
- if (!obj) {
- printk(KERN_ERR "Memory allocation error\n");
- kfree(obj_list);
- return;
- }
-
- buf = kmalloc(12, GFP_KERNEL);
- if (!buf) {
- printk(KERN_ERR "Memory allocation error\n");
- kfree(obj);
- kfree(obj_list);
- return;
- }
-
- buf[0] = ACPI_PDC_REVISION_ID;
- buf[1] = 1;
- buf[2] = ACPI_PDC_EST_CAPABILITY_SMP;
- /*
- * The default of PDC_SMP_T_SWCOORD bit is set for IA64 cpu so
- * that OSPM is capable of native ACPI throttling software
- * coordination using BIOS supplied _TSD info.
- */
- buf[2] |= ACPI_PDC_SMP_T_SWCOORD;
-
- obj->type = ACPI_TYPE_BUFFER;
- obj->buffer.length = 12;
- obj->buffer.pointer = (u8 *) buf;
- obj_list->count = 1;
- obj_list->pointer = obj;
- pr->pdc = obj_list;
-
- return;
-}
-
-/* Initialize _PDC data based on the CPU vendor */
-void arch_acpi_processor_init_pdc(struct acpi_processor *pr)
-{
- pr->pdc = NULL;
- init_intel_pdc(pr);
- return;
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_init_pdc);
-
-void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr)
-{
- if (pr->pdc) {
- kfree(pr->pdc->pointer->buffer.pointer);
- kfree(pr->pdc->pointer);
- kfree(pr->pdc);
- pr->pdc = NULL;
- }
-}
-
-EXPORT_SYMBOL(arch_acpi_processor_cleanup_pdc);
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 32f2639e9b0..378b4833024 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1225,9 +1225,12 @@ static void mca_insert_tr(u64 iord)
unsigned long psr;
int cpu = smp_processor_id();
+ if (!ia64_idtrs[cpu])
+ return;
+
psr = ia64_clear_ic();
for (i = IA64_TR_ALLOC_BASE; i < IA64_TR_ALLOC_MAX; i++) {
- p = &__per_cpu_idtrs[cpu][iord-1][i];
+ p = ia64_idtrs[cpu] + (iord - 1) * IA64_TR_ALLOC_MAX;
if (p->pte & 0x1) {
old_rr = ia64_get_rr(p->ifa);
if (old_rr != p->rr) {
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 5246285a95f..6bcbe215b9a 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2293,7 +2293,7 @@ pfm_smpl_buffer_alloc(struct task_struct *task, struct file *filp, pfm_context_t
* if ((mm->total_vm << PAGE_SHIFT) + len> task->rlim[RLIMIT_AS].rlim_cur)
* return -ENOMEM;
*/
- if (size > task->signal->rlim[RLIMIT_MEMLOCK].rlim_cur)
+ if (size > task_rlimit(task, RLIMIT_MEMLOCK))
return -ENOMEM;
/*
diff --git a/arch/ia64/kvm/vcpu.h b/arch/ia64/kvm/vcpu.h
index 360724d3ae6..988911b4cc7 100644
--- a/arch/ia64/kvm/vcpu.h
+++ b/arch/ia64/kvm/vcpu.h
@@ -388,6 +388,9 @@ static inline u64 __gpfn_is_io(u64 gpfn)
#define _vmm_raw_spin_lock(x) do {}while(0)
#define _vmm_raw_spin_unlock(x) do {}while(0)
#else
+typedef struct {
+ volatile unsigned int lock;
+} vmm_spinlock_t;
#define _vmm_raw_spin_lock(x) \
do { \
__u32 *ia64_spinlock_ptr = (__u32 *) (x); \
@@ -405,12 +408,12 @@ static inline u64 __gpfn_is_io(u64 gpfn)
#define _vmm_raw_spin_unlock(x) \
do { barrier(); \
- ((spinlock_t *)x)->raw_lock.lock = 0; } \
+ ((vmm_spinlock_t *)x)->lock = 0; } \
while (0)
#endif
-void vmm_spin_lock(spinlock_t *lock);
-void vmm_spin_unlock(spinlock_t *lock);
+void vmm_spin_lock(vmm_spinlock_t *lock);
+void vmm_spin_unlock(vmm_spinlock_t *lock);
enum {
I_TLB = 1,
D_TLB = 2
diff --git a/arch/ia64/kvm/vmm.c b/arch/ia64/kvm/vmm.c
index f4b4c899bb6..7a62f75778c 100644
--- a/arch/ia64/kvm/vmm.c
+++ b/arch/ia64/kvm/vmm.c
@@ -60,12 +60,12 @@ static void __exit kvm_vmm_exit(void)
return ;
}
-void vmm_spin_lock(spinlock_t *lock)
+void vmm_spin_lock(vmm_spinlock_t *lock)
{
_vmm_raw_spin_lock(lock);
}
-void vmm_spin_unlock(spinlock_t *lock)
+void vmm_spin_unlock(vmm_spinlock_t *lock)
{
_vmm_raw_spin_unlock(lock);
}
diff --git a/arch/ia64/kvm/vtlb.c b/arch/ia64/kvm/vtlb.c
index 20b3852f7a6..4332f7ee520 100644
--- a/arch/ia64/kvm/vtlb.c
+++ b/arch/ia64/kvm/vtlb.c
@@ -182,7 +182,7 @@ void mark_pages_dirty(struct kvm_vcpu *v, u64 pte, u64 ps)
{
u64 i, dirty_pages = 1;
u64 base_gfn = (pte&_PAGE_PPN_MASK) >> PAGE_SHIFT;
- spinlock_t *lock = __kvm_va(v->arch.dirty_log_lock_pa);
+ vmm_spinlock_t *lock = __kvm_va(v->arch.dirty_log_lock_pa);
void *dirty_bitmap = (void *)KVM_MEM_DIRTY_LOG_BASE;
dirty_pages <<= ps <= PAGE_SHIFT ? 0 : ps - PAGE_SHIFT;
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index b9609c69343..7c0d4814a68 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -91,7 +91,7 @@ dma_mark_clean(void *addr, size_t size)
inline void
ia64_set_rbs_bot (void)
{
- unsigned long stack_size = current->signal->rlim[RLIMIT_STACK].rlim_max & -16;
+ unsigned long stack_size = rlimit_max(RLIMIT_STACK) & -16;
if (stack_size > MAX_USER_STACK_SIZE)
stack_size = MAX_USER_STACK_SIZE;
diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index ee09d261f2e..f3de9d7a98b 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -48,7 +48,7 @@ DEFINE_PER_CPU(u8, ia64_need_tlb_flush);
DEFINE_PER_CPU(u8, ia64_tr_num); /*Number of TR slots in current processor*/
DEFINE_PER_CPU(u8, ia64_tr_used); /*Max Slot number used by kernel*/
-struct ia64_tr_entry __per_cpu_idtrs[NR_CPUS][2][IA64_TR_ALLOC_MAX];
+struct ia64_tr_entry *ia64_idtrs[NR_CPUS];
/*
* Initializes the ia64_ctx.bitmap array based on max_ctx+1.
@@ -429,10 +429,16 @@ int ia64_itr_entry(u64 target_mask, u64 va, u64 pte, u64 log_size)
struct ia64_tr_entry *p;
int cpu = smp_processor_id();
+ if (!ia64_idtrs[cpu]) {
+ ia64_idtrs[cpu] = kmalloc(2 * IA64_TR_ALLOC_MAX *
+ sizeof (struct ia64_tr_entry), GFP_KERNEL);
+ if (!ia64_idtrs[cpu])
+ return -ENOMEM;
+ }
r = -EINVAL;
/*Check overlap with existing TR entries*/
if (target_mask & 0x1) {
- p = &__per_cpu_idtrs[cpu][0][0];
+ p = ia64_idtrs[cpu];
for (i = IA64_TR_ALLOC_BASE; i <= per_cpu(ia64_tr_used, cpu);
i++, p++) {
if (p->pte & 0x1)
@@ -444,7 +450,7 @@ int ia64_itr_entry(u64 target_mask, u64 va, u64 pte, u64 log_size)
}
}
if (target_mask & 0x2) {
- p = &__per_cpu_idtrs[cpu][1][0];
+ p = ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX;
for (i = IA64_TR_ALLOC_BASE; i <= per_cpu(ia64_tr_used, cpu);
i++, p++) {
if (p->pte & 0x1)
@@ -459,16 +465,16 @@ int ia64_itr_entry(u64 target_mask, u64 va, u64 pte, u64 log_size)
for (i = IA64_TR_ALLOC_BASE; i < per_cpu(ia64_tr_num, cpu); i++) {
switch (target_mask & 0x3) {
case 1:
- if (!(__per_cpu_idtrs[cpu][0][i].pte & 0x1))
+ if (!((ia64_idtrs[cpu] + i)->pte & 0x1))
goto found;
continue;
case 2:
- if (!(__per_cpu_idtrs[cpu][1][i].pte & 0x1))
+ if (!((ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX + i)->pte & 0x1))
goto found;
continue;
case 3:
- if (!(__per_cpu_idtrs[cpu][0][i].pte & 0x1) &&
- !(__per_cpu_idtrs[cpu][1][i].pte & 0x1))
+ if (!((ia64_idtrs[cpu] + i)->pte & 0x1) &&
+ !((ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX + i)->pte & 0x1))
goto found;
continue;
default:
@@ -488,7 +494,7 @@ found:
if (target_mask & 0x1) {
ia64_itr(0x1, i, va, pte, log_size);
ia64_srlz_i();
- p = &__per_cpu_idtrs[cpu][0][i];
+ p = ia64_idtrs[cpu] + i;
p->ifa = va;
p->pte = pte;
p->itir = log_size << 2;
@@ -497,7 +503,7 @@ found:
if (target_mask & 0x2) {
ia64_itr(0x2, i, va, pte, log_size);
ia64_srlz_i();
- p = &__per_cpu_idtrs[cpu][1][i];
+ p = ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX + i;
p->ifa = va;
p->pte = pte;
p->itir = log_size << 2;
@@ -528,7 +534,7 @@ void ia64_ptr_entry(u64 target_mask, int slot)
return;
if (target_mask & 0x1) {
- p = &__per_cpu_idtrs[cpu][0][slot];
+ p = ia64_idtrs[cpu] + slot;
if ((p->pte&0x1) && is_tr_overlap(p, p->ifa, p->itir>>2)) {
p->pte = 0;
ia64_ptr(0x1, p->ifa, p->itir>>2);
@@ -537,7 +543,7 @@ void ia64_ptr_entry(u64 target_mask, int slot)
}
if (target_mask & 0x2) {
- p = &__per_cpu_idtrs[cpu][1][slot];
+ p = ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX + slot;
if ((p->pte & 0x1) && is_tr_overlap(p, p->ifa, p->itir>>2)) {
p->pte = 0;
ia64_ptr(0x2, p->ifa, p->itir>>2);
@@ -546,8 +552,8 @@ void ia64_ptr_entry(u64 target_mask, int slot)
}
for (i = per_cpu(ia64_tr_used, cpu); i >= IA64_TR_ALLOC_BASE; i--) {
- if ((__per_cpu_idtrs[cpu][0][i].pte & 0x1) ||
- (__per_cpu_idtrs[cpu][1][i].pte & 0x1))
+ if (((ia64_idtrs[cpu] + i)->pte & 0x1) ||
+ ((ia64_idtrs[cpu] + IA64_TR_ALLOC_MAX + i)->pte & 0x1))
break;
}
per_cpu(ia64_tr_used, cpu) = i;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-21 11:50:10 +0000