summaryrefslogtreecommitdiffstats
path: root/arch/ia64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/Kconfig26
-rw-r--r--arch/ia64/hp/sim/simscsi.c4
-rw-r--r--arch/ia64/include/asm/io.h5
-rw-r--r--arch/ia64/include/asm/kvm_host.h4
-rw-r--r--arch/ia64/include/asm/page.h1
-rw-r--r--arch/ia64/include/asm/processor.h5
-rw-r--r--arch/ia64/kernel/acpi.c6
-rw-r--r--arch/ia64/kernel/irq_ia64.c2
-rw-r--r--arch/ia64/kernel/perfmon.c13
-rw-r--r--arch/ia64/kernel/process.c6
-rw-r--r--arch/ia64/kernel/smp.c13
-rw-r--r--arch/ia64/kernel/time.c2
-rw-r--r--arch/ia64/kvm/kvm-ia64.c30
-rw-r--r--arch/ia64/kvm/mmio.c2
-rw-r--r--arch/ia64/mm/hugetlbpage.c2
15 files changed, 57 insertions, 64 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index e0f5b6d7f84..fcf3b437a2d 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -22,6 +22,10 @@ config IA64
select HAVE_KVM
select HAVE_ARCH_TRACEHOOK
select HAVE_DMA_API_DEBUG
+ select HAVE_GENERIC_HARDIRQS
+ select GENERIC_IRQ_PROBE
+ select GENERIC_PENDING_IRQ if SMP
+ select IRQ_PER_CPU
default y
help
The Itanium Processor Family is Intel's 64-bit successor to
@@ -678,28 +682,6 @@ source "arch/ia64/kvm/Kconfig"
source "lib/Kconfig"
-#
-# Use the generic interrupt handling code in kernel/irq/:
-#
-config GENERIC_HARDIRQS
- def_bool y
-
-config GENERIC_HARDIRQS_NO__DO_IRQ
- def_bool y
-
-config GENERIC_IRQ_PROBE
- bool
- default y
-
-config GENERIC_PENDING_IRQ
- bool
- depends on GENERIC_HARDIRQS && SMP
- default y
-
-config IRQ_PER_CPU
- bool
- default y
-
config IOMMU_HELPER
def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB)
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 3a078ad3aa4..331de723c67 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -202,7 +202,7 @@ simscsi_readwrite10 (struct scsi_cmnd *sc, int mode)
}
static int
-simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
+simscsi_queuecommand_lck (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
{
unsigned int target_id = sc->device->id;
char fname[MAX_ROOT_LEN+16];
@@ -326,6 +326,8 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
return 0;
}
+static DEF_SCSI_QCMD(simscsi_queuecommand)
+
static int
simscsi_host_reset (struct scsi_cmnd *sc)
{
diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h
index cc8335eb311..e5a6c3530c6 100644
--- a/arch/ia64/include/asm/io.h
+++ b/arch/ia64/include/asm/io.h
@@ -426,6 +426,11 @@ extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size)
extern void iounmap (volatile void __iomem *addr);
extern void __iomem * early_ioremap (unsigned long phys_addr, unsigned long size);
extern void early_iounmap (volatile void __iomem *addr, unsigned long size);
+static inline void __iomem * ioremap_cache (unsigned long phys_addr, unsigned long size)
+{
+ return ioremap(phys_addr, size);
+}
+
/*
* String version of IO memory access ops:
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index 2f229e5de49..2689ee54a1c 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -590,6 +590,10 @@ int kvm_emulate_halt(struct kvm_vcpu *vcpu);
int kvm_pal_emul(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run);
void kvm_sal_emul(struct kvm_vcpu *vcpu);
+#define __KVM_HAVE_ARCH_VM_ALLOC 1
+struct kvm *kvm_arch_alloc_vm(void);
+void kvm_arch_free_vm(struct kvm *kvm);
+
#endif /* __ASSEMBLY__*/
#endif
diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h
index 41b6d31110f..961a16f43e6 100644
--- a/arch/ia64/include/asm/page.h
+++ b/arch/ia64/include/asm/page.h
@@ -189,6 +189,7 @@ get_order (unsigned long size)
# define pgprot_val(x) ((x).pgprot)
# define __pte(x) ((pte_t) { (x) } )
+# define __pmd(x) ((pmd_t) { (x) } )
# define __pgprot(x) ((pgprot_t) { (x) } )
#else /* !STRICT_MM_TYPECHECKS */
diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h
index 348e44d08ce..03afe797074 100644
--- a/arch/ia64/include/asm/processor.h
+++ b/arch/ia64/include/asm/processor.h
@@ -717,8 +717,9 @@ prefetchw (const void *x)
#define spin_lock_prefetch(x) prefetchw(x)
extern unsigned long boot_option_idle_override;
-extern unsigned long idle_halt;
-extern unsigned long idle_nomwait;
+
+enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_FORCE_MWAIT,
+ IDLE_NOMWAIT, IDLE_POLL};
#endif /* !__ASSEMBLY__ */
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index c6c90f39f4d..90ebceb899a 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -477,6 +477,12 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa)
if (!(pa->flags & ACPI_SRAT_CPU_ENABLED))
return;
+ if (srat_num_cpus >= ARRAY_SIZE(node_cpuid)) {
+ printk_once(KERN_WARNING
+ "node_cpuid[%ld] is too small, may not be able to use all cpus\n",
+ ARRAY_SIZE(node_cpuid));
+ return;
+ }
pxm = get_processor_proximity_domain(pa);
/* record this node in proximity bitmap */
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 9a26015c3e5..38c07b86690 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -633,7 +633,7 @@ ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action)
BUG_ON(bind_irq_vector(irq, vec, CPU_MASK_ALL));
desc = irq_desc + irq;
desc->status |= IRQ_PER_CPU;
- desc->chip = &irq_type_ia64_lsapic;
+ set_irq_chip(irq, &irq_type_ia64_lsapic);
if (action)
setup_irq(irq, action);
set_irq_handler(irq, handle_percpu_irq);
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 39e534f5a3b..89accc626b8 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -617,11 +617,14 @@ pfm_get_unmapped_area(struct file *file, unsigned long addr, unsigned long len,
return get_unmapped_area(file, addr, len, pgoff, flags);
}
+/* forward declaration */
+static const struct dentry_operations pfmfs_dentry_operations;
static struct dentry *
pfmfs_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data)
{
- return mount_pseudo(fs_type, "pfm:", NULL, PFMFS_MAGIC);
+ return mount_pseudo(fs_type, "pfm:", NULL, &pfmfs_dentry_operations,
+ PFMFS_MAGIC);
}
static struct file_system_type pfm_fs_type = {
@@ -829,10 +832,9 @@ pfm_rvmalloc(unsigned long size)
unsigned long addr;
size = PAGE_ALIGN(size);
- mem = vmalloc(size);
+ mem = vzalloc(size);
if (mem) {
//printk("perfmon: CPU%d pfm_rvmalloc(%ld)=%p\n", smp_processor_id(), size, mem);
- memset(mem, 0, size);
addr = (unsigned long)mem;
while (size > 0) {
pfm_reserve_page(addr);
@@ -1542,7 +1544,7 @@ pfm_exit_smpl_buffer(pfm_buffer_fmt_t *fmt)
* any operations on the root directory. However, we need a non-trivial
* d_name - pfm: will go nicely and kill the special-casing in procfs.
*/
-static struct vfsmount *pfmfs_mnt;
+static struct vfsmount *pfmfs_mnt __read_mostly;
static int __init
init_pfm_fs(void)
@@ -2185,7 +2187,7 @@ static const struct file_operations pfm_file_ops = {
};
static int
-pfmfs_delete_dentry(struct dentry *dentry)
+pfmfs_delete_dentry(const struct dentry *dentry)
{
return 1;
}
@@ -2233,7 +2235,6 @@ pfm_alloc_file(pfm_context_t *ctx)
}
path.mnt = mntget(pfmfs_mnt);
- path.dentry->d_op = &pfmfs_dentry_operations;
d_add(path.dentry, inode);
file = alloc_file(&path, FMODE_READ, &pfm_file_ops);
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 16f1c7b04c6..6d33c5cc94f 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -53,12 +53,8 @@
void (*ia64_mark_idle)(int);
-unsigned long boot_option_idle_override = 0;
+unsigned long boot_option_idle_override = IDLE_NO_OVERRIDE;
EXPORT_SYMBOL(boot_option_idle_override);
-unsigned long idle_halt;
-EXPORT_SYMBOL(idle_halt);
-unsigned long idle_nomwait;
-EXPORT_SYMBOL(idle_nomwait);
void (*pm_idle) (void);
EXPORT_SYMBOL(pm_idle);
void (*pm_power_off) (void);
diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c
index dabeefe2113..be450a3e987 100644
--- a/arch/ia64/kernel/smp.c
+++ b/arch/ia64/kernel/smp.c
@@ -293,6 +293,7 @@ smp_flush_tlb_all (void)
void
smp_flush_tlb_mm (struct mm_struct *mm)
{
+ cpumask_var_t cpus;
preempt_disable();
/* this happens for the common case of a single-threaded fork(): */
if (likely(mm == current->active_mm && atomic_read(&mm->mm_users) == 1))
@@ -301,9 +302,15 @@ smp_flush_tlb_mm (struct mm_struct *mm)
preempt_enable();
return;
}
-
- smp_call_function_many(mm_cpumask(mm),
- (void (*)(void *))local_finish_flush_tlb_mm, mm, 1);
+ if (!alloc_cpumask_var(&cpus, GFP_ATOMIC)) {
+ smp_call_function((void (*)(void *))local_finish_flush_tlb_mm,
+ mm, 1);
+ } else {
+ cpumask_copy(cpus, mm_cpumask(mm));
+ smp_call_function_many(cpus,
+ (void (*)(void *))local_finish_flush_tlb_mm, mm, 1);
+ free_cpumask_var(cpus);
+ }
local_irq_disable();
local_finish_flush_tlb_mm(mm);
local_irq_enable();
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index ed6f22eb5b1..9702fa92489 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -168,7 +168,7 @@ timer_interrupt (int irq, void *dev_id)
{
unsigned long new_itm;
- if (unlikely(cpu_is_offline(smp_processor_id()))) {
+ if (cpu_is_offline(smp_processor_id())) {
return IRQ_HANDLED;
}
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index f56a6316e13..70d224d4264 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -749,7 +749,7 @@ out:
return r;
}
-static struct kvm *kvm_alloc_kvm(void)
+struct kvm *kvm_arch_alloc_vm(void)
{
struct kvm *kvm;
@@ -760,7 +760,7 @@ static struct kvm *kvm_alloc_kvm(void)
vm_base = __get_free_pages(GFP_KERNEL, get_order(KVM_VM_DATA_SIZE));
if (!vm_base)
- return ERR_PTR(-ENOMEM);
+ return NULL;
memset((void *)vm_base, 0, KVM_VM_DATA_SIZE);
kvm = (struct kvm *)(vm_base +
@@ -806,10 +806,12 @@ static void kvm_build_io_pmt(struct kvm *kvm)
#define GUEST_PHYSICAL_RR4 0x2739
#define VMM_INIT_RR 0x1660
-static void kvm_init_vm(struct kvm *kvm)
+int kvm_arch_init_vm(struct kvm *kvm)
{
BUG_ON(!kvm);
+ kvm->arch.is_sn2 = ia64_platform_is("sn2");
+
kvm->arch.metaphysical_rr0 = GUEST_PHYSICAL_RR0;
kvm->arch.metaphysical_rr4 = GUEST_PHYSICAL_RR4;
kvm->arch.vmm_init_rr = VMM_INIT_RR;
@@ -823,21 +825,8 @@ static void kvm_init_vm(struct kvm *kvm)
/* Reserve bit 0 of irq_sources_bitmap for userspace irq source */
set_bit(KVM_USERSPACE_IRQ_SOURCE_ID, &kvm->arch.irq_sources_bitmap);
-}
-
-struct kvm *kvm_arch_create_vm(void)
-{
- struct kvm *kvm = kvm_alloc_kvm();
-
- if (IS_ERR(kvm))
- return ERR_PTR(-ENOMEM);
-
- kvm->arch.is_sn2 = ia64_platform_is("sn2");
-
- kvm_init_vm(kvm);
-
- return kvm;
+ return 0;
}
static int kvm_vm_ioctl_get_irqchip(struct kvm *kvm,
@@ -962,7 +951,9 @@ long kvm_arch_vm_ioctl(struct file *filp,
goto out;
r = kvm_setup_default_irq_routing(kvm);
if (r) {
+ mutex_lock(&kvm->slots_lock);
kvm_ioapic_destroy(kvm);
+ mutex_unlock(&kvm->slots_lock);
goto out;
}
break;
@@ -1357,7 +1348,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
return -EINVAL;
}
-static void free_kvm(struct kvm *kvm)
+void kvm_arch_free_vm(struct kvm *kvm)
{
unsigned long vm_base = kvm->arch.vm_base;
@@ -1399,9 +1390,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
#endif
kfree(kvm->arch.vioapic);
kvm_release_vm_pages(kvm);
- kvm_free_physmem(kvm);
- cleanup_srcu_struct(&kvm->srcu);
- free_kvm(kvm);
}
void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
diff --git a/arch/ia64/kvm/mmio.c b/arch/ia64/kvm/mmio.c
index fb8f9f59a1e..f1e17d3d6cd 100644
--- a/arch/ia64/kvm/mmio.c
+++ b/arch/ia64/kvm/mmio.c
@@ -130,7 +130,7 @@ static void mmio_access(struct kvm_vcpu *vcpu, u64 src_pa, u64 *dest,
local_irq_save(psr);
- /*Intercept the acces for PIB range*/
+ /*Intercept the access for PIB range*/
if (iot == GPFN_PIB) {
if (!dir)
lsapic_write(vcpu, src_pa, s, *dest);
diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c
index 1841ee7e65f..5ca674b7473 100644
--- a/arch/ia64/mm/hugetlbpage.c
+++ b/arch/ia64/mm/hugetlbpage.c
@@ -38,7 +38,7 @@ huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz)
if (pud) {
pmd = pmd_alloc(mm, pud, taddr);
if (pmd)
- pte = pte_alloc_map(mm, pmd, taddr);
+ pte = pte_alloc_map(mm, NULL, pmd, taddr);
}
return pte;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-23 17:43:57 +0000