aboutsummaryrefslogtreecommitdiff
path: root/arch/ia64/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64/kernel')
-rw-r--r--arch/ia64/kernel/.gitignore1
-rw-r--r--arch/ia64/kernel/acpi.c8
-rw-r--r--arch/ia64/kernel/efi.c21
-rw-r--r--arch/ia64/kernel/gate.lds.S3
-rw-r--r--arch/ia64/kernel/iosapic.c18
-rw-r--r--arch/ia64/kernel/irq.c6
-rw-r--r--arch/ia64/kernel/mca.c2
-rw-r--r--arch/ia64/kernel/msi_ia64.c2
-rw-r--r--arch/ia64/kernel/palinfo.c91
-rw-r--r--arch/ia64/kernel/patch.c3
-rw-r--r--arch/ia64/kernel/perfmon.c165
-rw-r--r--arch/ia64/kernel/perfmon_default_smpl.c8
-rw-r--r--arch/ia64/kernel/process.c3
-rw-r--r--arch/ia64/kernel/setup.c151
-rw-r--r--arch/ia64/kernel/signal.c4
-rw-r--r--arch/ia64/kernel/smpboot.c21
-rw-r--r--arch/ia64/kernel/traps.c6
-rw-r--r--arch/ia64/kernel/unaligned.c5
18 files changed, 298 insertions, 220 deletions
diff --git a/arch/ia64/kernel/.gitignore b/arch/ia64/kernel/.gitignore
new file mode 100644
index 00000000000..98307759a3b
--- /dev/null
+++ b/arch/ia64/kernel/.gitignore
@@ -0,0 +1 @@
+gate.lds
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 3d45d24a9d6..897e2083a3b 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -678,9 +678,11 @@ int __init acpi_boot_init(void)
/* I/O APIC */
if (acpi_table_parse_madt
- (ACPI_MADT_TYPE_IO_SAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1)
- printk(KERN_ERR PREFIX
- "Error parsing MADT - no IOSAPIC entries\n");
+ (ACPI_MADT_TYPE_IO_SAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) {
+ if (!ia64_platform_is("sn2"))
+ printk(KERN_ERR PREFIX
+ "Error parsing MADT - no IOSAPIC entries\n");
+ }
/* System-Level Interrupt Routing */
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index 73ca86d0381..8e8f8b6193e 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -218,9 +218,10 @@ efi_gettimeofday (struct timespec *ts)
{
efi_time_t tm;
- memset(ts, 0, sizeof(ts));
- if ((*efi.get_time)(&tm, NULL) != EFI_SUCCESS)
+ if ((*efi.get_time)(&tm, NULL) != EFI_SUCCESS) {
+ memset(ts, 0, sizeof(*ts));
return;
+ }
ts->tv_sec = mktime(tm.year, tm.month, tm.day, tm.hour, tm.minute, tm.second);
ts->tv_nsec = tm.nanosecond;
@@ -967,7 +968,7 @@ find_memmap_space (void)
* to use. We can allocate partial granules only if the unavailable
* parts exist, and are WB.
*/
-void
+unsigned long
efi_memmap_init(unsigned long *s, unsigned long *e)
{
struct kern_memdesc *k, *prev = NULL;
@@ -1084,11 +1085,14 @@ efi_memmap_init(unsigned long *s, unsigned long *e)
/* reserve the memory we are using for kern_memmap */
*s = (u64)kern_memmap;
*e = (u64)++k;
+
+ return total_mem;
}
void
efi_initialize_iomem_resources(struct resource *code_resource,
- struct resource *data_resource)
+ struct resource *data_resource,
+ struct resource *bss_resource)
{
struct resource *res;
void *efi_map_start, *efi_map_end, *p;
@@ -1109,7 +1113,7 @@ efi_initialize_iomem_resources(struct resource *code_resource,
if (md->num_pages == 0) /* should not happen */
continue;
- flags = IORESOURCE_MEM;
+ flags = IORESOURCE_MEM | IORESOURCE_BUSY;
switch (md->type) {
case EFI_MEMORY_MAPPED_IO:
@@ -1131,12 +1135,11 @@ efi_initialize_iomem_resources(struct resource *code_resource,
case EFI_ACPI_MEMORY_NVS:
name = "ACPI Non-volatile Storage";
- flags |= IORESOURCE_BUSY;
break;
case EFI_UNUSABLE_MEMORY:
name = "reserved";
- flags |= IORESOURCE_BUSY | IORESOURCE_DISABLED;
+ flags |= IORESOURCE_DISABLED;
break;
case EFI_RESERVED_TYPE:
@@ -1145,7 +1148,6 @@ efi_initialize_iomem_resources(struct resource *code_resource,
case EFI_ACPI_RECLAIM_MEMORY:
default:
name = "reserved";
- flags |= IORESOURCE_BUSY;
break;
}
@@ -1169,6 +1171,7 @@ efi_initialize_iomem_resources(struct resource *code_resource,
*/
insert_resource(res, code_resource);
insert_resource(res, data_resource);
+ insert_resource(res, bss_resource);
#ifdef CONFIG_KEXEC
insert_resource(res, &efi_memmap_res);
insert_resource(res, &boot_param_res);
@@ -1227,7 +1230,7 @@ kdump_find_rsvd_region (unsigned long size,
#ifdef CONFIG_PROC_VMCORE
/* locate the size find a the descriptor at a certain address */
-unsigned long
+unsigned long __init
vmcore_find_descriptor_size (unsigned long address)
{
void *efi_map_start, *efi_map_end, *p;
diff --git a/arch/ia64/kernel/gate.lds.S b/arch/ia64/kernel/gate.lds.S
index 44817d97ab4..454d7a7dfa9 100644
--- a/arch/ia64/kernel/gate.lds.S
+++ b/arch/ia64/kernel/gate.lds.S
@@ -20,6 +20,8 @@ SECTIONS
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }
+ .note : { *(.note*) } :readable :note
+
.dynamic : { *(.dynamic) } :readable :dynamic
/*
@@ -83,6 +85,7 @@ PHDRS
epc PT_LOAD FILEHDR PHDRS FLAGS(1); /* PF_X */
#endif
dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
+ note PT_NOTE FLAGS(4); /* PF_R */
unwind PT_IA_64_UNWIND;
}
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index cfe4654838f..274a5938304 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -748,6 +748,15 @@ skip_numa_setup:
#endif
}
+static inline unsigned char choose_dmode(void)
+{
+#ifdef CONFIG_SMP
+ if (smp_int_redirect & SMP_IRQ_REDIRECTION)
+ return IOSAPIC_LOWEST_PRIORITY;
+#endif
+ return IOSAPIC_FIXED;
+}
+
/*
* ACPI can describe IOSAPIC interrupts via static tables and namespace
* methods. This provides an interface to register those interrupts and
@@ -762,6 +771,7 @@ iosapic_register_intr (unsigned int gsi,
unsigned long flags;
struct iosapic_rte_info *rte;
u32 low32;
+ unsigned char dmode;
/*
* If this GSI has already been registered (i.e., it's a
@@ -791,8 +801,8 @@ iosapic_register_intr (unsigned int gsi,
spin_lock(&irq_desc[irq].lock);
dest = get_target_cpu(gsi, irq);
- err = register_intr(gsi, irq, IOSAPIC_LOWEST_PRIORITY,
- polarity, trigger);
+ dmode = choose_dmode();
+ err = register_intr(gsi, irq, dmode, polarity, trigger);
if (err < 0) {
spin_unlock(&irq_desc[irq].lock);
irq = err;
@@ -961,10 +971,12 @@ iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi,
{
int vector, irq;
unsigned int dest = cpu_physical_id(smp_processor_id());
+ unsigned char dmode;
irq = vector = isa_irq_to_vector(isa_irq);
BUG_ON(bind_irq_vector(irq, vector, CPU_MASK_ALL));
- register_intr(gsi, irq, IOSAPIC_LOWEST_PRIORITY, polarity, trigger);
+ dmode = choose_dmode();
+ register_intr(gsi, irq, dmode, polarity, trigger);
DBG("ISA: IRQ %u -> GSI %u (%s,%s) -> CPU %d (0x%04x) vector %d\n",
isa_irq, gsi, trigger == IOSAPIC_EDGE ? "edge" : "level",
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 44be1c952b7..6dee579f205 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -61,9 +61,11 @@ int show_interrupts(struct seq_file *p, void *v)
unsigned long flags;
if (i == 0) {
- seq_printf(p, " ");
+ char cpuname[16];
+ seq_printf(p, " ");
for_each_online_cpu(j) {
- seq_printf(p, "CPU%d ",j);
+ snprintf(cpuname, 10, "CPU%d", j);
+ seq_printf(p, "%10s ", cpuname);
}
seq_putc(p, '\n');
}
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index cc87025e8f5..10b48cd15a8 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -571,7 +571,7 @@ out:
* Outputs
* None
*/
-static void __init
+void
ia64_mca_register_cpev (int cpev)
{
/* Register the CPE interrupt vector with SAL */
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index 2fdbd5c3f21..e86d0295979 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -109,7 +109,7 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
write_msi_msg(irq, &msg);
set_irq_chip_and_handler(irq, &ia64_msi_chip, handle_edge_irq);
- return irq;
+ return 0;
}
void ia64_teardown_msi_irq(unsigned int irq)
diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c
index 6ef6ffb943a..396004e8cd1 100644
--- a/arch/ia64/kernel/palinfo.c
+++ b/arch/ia64/kernel/palinfo.c
@@ -470,7 +470,7 @@ register_info(char *page)
return p - page;
}
-static const char *proc_features[]={
+static char *proc_features_0[]={ /* Feature set 0 */
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
NULL,NULL,NULL,NULL,NULL,NULL,NULL, NULL,NULL,
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
@@ -502,25 +502,92 @@ static const char *proc_features[]={
"Enable BERR promotion"
};
+static char *proc_features_16[]={ /* Feature set 16 */
+ "Disable ETM",
+ "Enable ETM",
+ "Enable MCA on half-way timer",
+ "Enable snoop WC",
+ NULL,
+ "Enable Fast Deferral",
+ "Disable MCA on memory aliasing",
+ "Enable RSB",
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ "DP system processor",
+ "Low Voltage",
+ "HT supported",
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL
+};
+
+static char **proc_features[]={
+ proc_features_0,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ proc_features_16,
+ NULL, NULL, NULL, NULL,
+};
+
+static char *
+feature_set_info(char *page, u64 avail, u64 status, u64 control, u64 set)
+{
+ char *p = page;
+ char **vf, **v;
+ int i;
+
+ vf = v = proc_features[set];
+ for(i=0; i < 64; i++, avail >>=1, status >>=1, control >>=1) {
+
+ if (!(control)) /* No remaining bits set */
+ break;
+ if (!(avail & 0x1)) /* Print only bits that are available */
+ continue;
+ if (vf)
+ v = vf + i;
+ if ( v && *v ) {
+ p += sprintf(p, "%-40s : %s %s\n", *v,
+ avail & 0x1 ? (status & 0x1 ?
+ "On " : "Off"): "",
+ avail & 0x1 ? (control & 0x1 ?
+ "Ctrl" : "NoCtrl"): "");
+ } else {
+ p += sprintf(p, "Feature set %2ld bit %2d\t\t\t"
+ " : %s %s\n",
+ set, i,
+ avail & 0x1 ? (status & 0x1 ?
+ "On " : "Off"): "",
+ avail & 0x1 ? (control & 0x1 ?
+ "Ctrl" : "NoCtrl"): "");
+ }
+ }
+ return p;
+}
static int
processor_info(char *page)
{
char *p = page;
- const char **v = proc_features;
- u64 avail=1, status=1, control=1;
- int i;
+ u64 avail=1, status=1, control=1, feature_set=0;
s64 ret;
- if ((ret=ia64_pal_proc_get_features(&avail, &status, &control)) != 0) return 0;
+ do {
+ ret = ia64_pal_proc_get_features(&avail, &status, &control,
+ feature_set);
+ if (ret < 0) {
+ return p - page;
+ }
+ if (ret == 1) {
+ feature_set++;
+ continue;
+ }
+
+ p = feature_set_info(p, avail, status, control, feature_set);
+
+ feature_set++;
+ } while(1);
- for(i=0; i < 64; i++, v++,avail >>=1, status >>=1, control >>=1) {
- if ( ! *v ) continue;
- p += sprintf(p, "%-40s : %s%s %s\n", *v,
- avail & 0x1 ? "" : "NotImpl",
- avail & 0x1 ? (status & 0x1 ? "On" : "Off"): "",
- avail & 0x1 ? (control & 0x1 ? "Ctrl" : "NoCtrl"): "");
- }
return p - page;
}
diff --git a/arch/ia64/kernel/patch.c b/arch/ia64/kernel/patch.c
index e796e29f8e1..2cb9425e042 100644
--- a/arch/ia64/kernel/patch.c
+++ b/arch/ia64/kernel/patch.c
@@ -129,9 +129,6 @@ ia64_patch_mckinley_e9 (unsigned long start, unsigned long end)
first_time = 0;
if (need_workaround)
printk(KERN_INFO "Leaving McKinley Errata 9 workaround enabled\n");
- else
- printk(KERN_INFO "McKinley Errata 9 workaround not needed; "
- "disabling it\n");
}
if (need_workaround)
return;
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index f55fa07849c..73e7c2e40b5 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -158,14 +158,14 @@
*/
#define PROTECT_CTX(c, f) \
do { \
- DPRINT(("spinlock_irq_save ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlock_irq_save ctx %p by [%d]\n", c, task_pid_nr(current))); \
spin_lock_irqsave(&(c)->ctx_lock, f); \
- DPRINT(("spinlocked ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlocked ctx %p by [%d]\n", c, task_pid_nr(current))); \
} while(0)
#define UNPROTECT_CTX(c, f) \
do { \
- DPRINT(("spinlock_irq_restore ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlock_irq_restore ctx %p by [%d]\n", c, task_pid_nr(current))); \
spin_unlock_irqrestore(&(c)->ctx_lock, f); \
} while(0)
@@ -227,12 +227,12 @@
#ifdef PFM_DEBUGGING
#define DPRINT(a) \
do { \
- if (unlikely(pfm_sysctl.debug >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), current->pid); printk a; } \
+ if (unlikely(pfm_sysctl.debug >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), task_pid_nr(current)); printk a; } \
} while (0)
#define DPRINT_ovfl(a) \
do { \
- if (unlikely(pfm_sysctl.debug > 0 && pfm_sysctl.debug_ovfl >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), current->pid); printk a; } \
+ if (unlikely(pfm_sysctl.debug > 0 && pfm_sysctl.debug_ovfl >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), task_pid_nr(current)); printk a; } \
} while (0)
#endif
@@ -558,7 +558,7 @@ static ctl_table pfm_sysctl_dir[] = {
{
.ctl_name = CTL_UNNUMBERED,
.procname = "perfmon",
- .mode = 0755,
+ .mode = 0555,
.child = pfm_ctl_table,
},
{}
@@ -567,7 +567,7 @@ static ctl_table pfm_sysctl_root[] = {
{
.ctl_name = CTL_KERN,
.procname = "kernel",
- .mode = 0755,
+ .mode = 0555,
.child = pfm_sysctl_dir,
},
{}
@@ -913,7 +913,7 @@ pfm_mask_monitoring(struct task_struct *task)
unsigned long mask, val, ovfl_mask;
int i;
- DPRINT_ovfl(("masking monitoring for [%d]\n", task->pid));
+ DPRINT_ovfl(("masking monitoring for [%d]\n", task_pid_nr(task)));
ovfl_mask = pmu_conf->ovfl_val;
/*
@@ -992,12 +992,12 @@ pfm_restore_monitoring(struct task_struct *task)
ovfl_mask = pmu_conf->ovfl_val;
if (task != current) {
- printk(KERN_ERR "perfmon.%d: invalid task[%d] current[%d]\n", __LINE__, task->pid, current->pid);
+ printk(KERN_ERR "perfmon.%d: invalid task[%d] current[%d]\n", __LINE__, task_pid_nr(task), task_pid_nr(current));
return;
}
if (ctx->ctx_state != PFM_CTX_MASKED) {
printk(KERN_ERR "perfmon.%d: task[%d] current[%d] invalid state=%d\n", __LINE__,
- task->pid, current->pid, ctx->ctx_state);
+ task_pid_nr(task), task_pid_nr(current), ctx->ctx_state);
return;
}
psr = pfm_get_psr();
@@ -1051,7 +1051,8 @@ pfm_restore_monitoring(struct task_struct *task)
if ((mask & 0x1) == 0UL) continue;
ctx->th_pmcs[i] = ctx->ctx_pmcs[i];
ia64_set_pmc(i, ctx->th_pmcs[i]);
- DPRINT(("[%d] pmc[%d]=0x%lx\n", task->pid, i, ctx->th_pmcs[i]));
+ DPRINT(("[%d] pmc[%d]=0x%lx\n",
+ task_pid_nr(task), i, ctx->th_pmcs[i]));
}
ia64_srlz_d();
@@ -1370,7 +1371,7 @@ pfm_reserve_session(struct task_struct *task, int is_syswide, unsigned int cpu)
error_conflict:
DPRINT(("system wide not possible, conflicting session [%d] on CPU%d\n",
- pfm_sessions.pfs_sys_session[cpu]->pid,
+ task_pid_nr(pfm_sessions.pfs_sys_session[cpu]),
cpu));
abort:
UNLOCK_PFS(flags);
@@ -1442,7 +1443,7 @@ pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long siz
/* sanity checks */
if (task->mm == NULL || size == 0UL || vaddr == NULL) {
- printk(KERN_ERR "perfmon: pfm_remove_smpl_mapping [%d] invalid context mm=%p\n", task->pid, task->mm);
+ printk(KERN_ERR "perfmon: pfm_remove_smpl_mapping [%d] invalid context mm=%p\n", task_pid_nr(task), task->mm);
return -EINVAL;
}
@@ -1459,7 +1460,7 @@ pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long siz
up_write(&task->mm->mmap_sem);
if (r !=0) {
- printk(KERN_ERR "perfmon: [%d] unable to unmap sampling buffer @%p size=%lu\n", task->pid, vaddr, size);
+ printk(KERN_ERR "perfmon: [%d] unable to unmap sampling buffer @%p size=%lu\n", task_pid_nr(task), vaddr, size);
}
DPRINT(("do_unmap(%p, %lu)=%d\n", vaddr, size, r));
@@ -1501,7 +1502,7 @@ pfm_free_smpl_buffer(pfm_context_t *ctx)
return 0;
invalid_free:
- printk(KERN_ERR "perfmon: pfm_free_smpl_buffer [%d] no buffer\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_free_smpl_buffer [%d] no buffer\n", task_pid_nr(current));
return -EINVAL;
}
#endif
@@ -1547,13 +1548,13 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
unsigned long flags;
DECLARE_WAITQUEUE(wait, current);
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", task_pid_nr(current));
return -EINVAL;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_read: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_read: NULL ctx [%d]\n", task_pid_nr(current));
return -EINVAL;
}
@@ -1607,7 +1608,7 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
PROTECT_CTX(ctx, flags);
}
- DPRINT(("[%d] back to running ret=%ld\n", current->pid, ret));
+ DPRINT(("[%d] back to running ret=%ld\n", task_pid_nr(current), ret));
set_current_state(TASK_RUNNING);
remove_wait_queue(&ctx->ctx_msgq_wait, &wait);
@@ -1616,7 +1617,7 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
ret = -EINVAL;
msg = pfm_get_next_msg(ctx);
if (msg == NULL) {
- printk(KERN_ERR "perfmon: pfm_read no msg for ctx=%p [%d]\n", ctx, current->pid);
+ printk(KERN_ERR "perfmon: pfm_read no msg for ctx=%p [%d]\n", ctx, task_pid_nr(current));
goto abort_locked;
}
@@ -1647,13 +1648,13 @@ pfm_poll(struct file *filp, poll_table * wait)
unsigned int mask = 0;
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", task_pid_nr(current));
return 0;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_poll: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: NULL ctx [%d]\n", task_pid_nr(current));
return 0;
}
@@ -1692,7 +1693,7 @@ pfm_do_fasync(int fd, struct file *filp, pfm_context_t *ctx, int on)
ret = fasync_helper (fd, filp, on, &ctx->ctx_async_queue);
DPRINT(("pfm_fasync called by [%d] on ctx_fd=%d on=%d async_queue=%p ret=%d\n",
- current->pid,
+ task_pid_nr(current),
fd,
on,
ctx->ctx_async_queue, ret));
@@ -1707,13 +1708,13 @@ pfm_fasync(int fd, struct file *filp, int on)
int ret;
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_fasync bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_fasync bad magic [%d]\n", task_pid_nr(current));
return -EBADF;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_fasync NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_fasync NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
/*
@@ -1759,7 +1760,7 @@ pfm_syswide_force_stop(void *info)
if (owner != ctx->ctx_task) {
printk(KERN_ERR "perfmon: pfm_syswide_force_stop CPU%d unexpected owner [%d] instead of [%d]\n",
smp_processor_id(),
- owner->pid, ctx->ctx_task->pid);
+ task_pid_nr(owner), task_pid_nr(ctx->ctx_task));
return;
}
if (GET_PMU_CTX() != ctx) {
@@ -1769,7 +1770,7 @@ pfm_syswide_force_stop(void *info)
return;
}
- DPRINT(("on CPU%d forcing system wide stop for [%d]\n", smp_processor_id(), ctx->ctx_task->pid));
+ DPRINT(("on CPU%d forcing system wide stop for [%d]\n", smp_processor_id(), task_pid_nr(ctx->ctx_task)));
/*
* the context is already protected in pfm_close(), we simply
* need to mask interrupts to avoid a PMU interrupt race on
@@ -1821,7 +1822,7 @@ pfm_flush(struct file *filp, fl_owner_t id)
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_flush: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_flush: NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
@@ -1969,7 +1970,7 @@ pfm_close(struct inode *inode, struct file *filp)
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_close: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_close: NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
@@ -2066,7 +2067,7 @@ pfm_close(struct inode *inode, struct file *filp)
*/
ctx->ctx_state = PFM_CTX_ZOMBIE;
- DPRINT(("zombie ctx for [%d]\n", task->pid));
+ DPRINT(("zombie ctx for [%d]\n", task_pid_nr(task)));
/*
* cannot free the context on the spot. deferred until
* the task notices the ZOMBIE state
@@ -2472,7 +2473,7 @@ pfm_setup_buffer_fmt(struct task_struct *task, struct file *filp, pfm_context_t
/* invoke and lock buffer format, if found */
fmt = pfm_find_buffer_fmt(arg->ctx_smpl_buf_id);
if (fmt == NULL) {
- DPRINT(("[%d] cannot find buffer format\n", task->pid));
+ DPRINT(("[%d] cannot find buffer format\n", task_pid_nr(task)));
return -EINVAL;
}
@@ -2483,7 +2484,7 @@ pfm_setup_buffer_fmt(struct task_struct *task, struct file *filp, pfm_context_t
ret = pfm_buf_fmt_validate(fmt, task, ctx_flags, cpu, fmt_arg);
- DPRINT(("[%d] after validate(0x%x,%d,%p)=%d\n", task->pid, ctx_flags, cpu, fmt_arg, ret));
+ DPRINT(("[%d] after validate(0x%x,%d,%p)=%d\n", task_pid_nr(task), ctx_flags, cpu, fmt_arg, ret));
if (ret) goto error;
@@ -2605,23 +2606,23 @@ pfm_task_incompatible(pfm_context_t *ctx, struct task_struct *task)
* no kernel task or task not owner by caller
*/
if (task->mm == NULL) {
- DPRINT(("task [%d] has not memory context (kernel thread)\n", task->pid));
+ DPRINT(("task [%d] has not memory context (kernel thread)\n", task_pid_nr(task)));
return -EPERM;
}
if (pfm_bad_permissions(task)) {
- DPRINT(("no permission to attach to [%d]\n", task->pid));
+ DPRINT(("no permission to attach to [%d]\n", task_pid_nr(task)));
return -EPERM;
}
/*
* cannot block in self-monitoring mode
*/
if (CTX_OVFL_NOBLOCK(ctx) == 0 && task == current) {
- DPRINT(("cannot load a blocking context on self for [%d]\n", task->pid));
+ DPRINT(("cannot load a blocking context on self for [%d]\n", task_pid_nr(task)));
return -EINVAL;
}
if (task->exit_state == EXIT_ZOMBIE) {
- DPRINT(("cannot attach to zombie task [%d]\n", task->pid));
+ DPRINT(("cannot attach to zombie task [%d]\n", task_pid_nr(task)));
return -EBUSY;
}
@@ -2631,7 +2632,7 @@ pfm_task_incompatible(pfm_context_t *ctx, struct task_struct *task)
if (task == current) return 0;
if ((task->state != TASK_STOPPED) && (task->state != TASK_TRACED)) {
- DPRINT(("cannot attach to non-stopped task [%d] state=%ld\n", task->pid, task->state));
+ DPRINT(("cannot attach to non-stopped task [%d] state=%ld\n", task_pid_nr(task), task->state));
return -EBUSY;
}
/*
@@ -3512,7 +3513,7 @@ pfm_use_debug_registers(struct task_struct *task)
if (pmu_conf->use_rr_dbregs == 0) return 0;
- DPRINT(("called for [%d]\n", task->pid));
+ DPRINT(("called for [%d]\n", task_pid_nr(task)));
/*
* do it only once
@@ -3543,7 +3544,7 @@ pfm_use_debug_registers(struct task_struct *task)
DPRINT(("ptrace_use_dbregs=%u sys_use_dbregs=%u by [%d] ret = %d\n",
pfm_sessions.pfs_ptrace_use_dbregs,
pfm_sessions.pfs_sys_use_dbregs,
- task->pid, ret));
+ task_pid_nr(task), ret));
UNLOCK_PFS(flags);
@@ -3568,7 +3569,7 @@ pfm_release_debug_registers(struct task_struct *task)
LOCK_PFS(flags);
if (pfm_sessions.pfs_ptrace_use_dbregs == 0) {
- printk(KERN_ERR "perfmon: invalid release for [%d] ptrace_use_dbregs=0\n", task->pid);
+ printk(KERN_ERR "perfmon: invalid release for [%d] ptrace_use_dbregs=0\n", task_pid_nr(task));
ret = -1;
} else {
pfm_sessions.pfs_ptrace_use_dbregs--;
@@ -3620,7 +3621,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
/* sanity check */
if (unlikely(task == NULL)) {
- printk(KERN_ERR "perfmon: [%d] pfm_restart no task\n", current->pid);
+ printk(KERN_ERR "perfmon: [%d] pfm_restart no task\n", task_pid_nr(current));
return -EINVAL;
}
@@ -3629,7 +3630,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
fmt = ctx->ctx_buf_fmt;
DPRINT(("restarting self %d ovfl=0x%lx\n",
- task->pid,
+ task_pid_nr(task),
ctx->ctx_ovfl_regs[0]));
if (CTX_HAS_SMPL(ctx)) {
@@ -3653,11 +3654,11 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
pfm_reset_regs(ctx, ctx->ctx_ovfl_regs, PFM_PMD_LONG_RESET);
if (rst_ctrl.bits.mask_monitoring == 0) {
- DPRINT(("resuming monitoring for [%d]\n", task->pid));
+ DPRINT(("resuming monitoring for [%d]\n", task_pid_nr(task)));
if (state == PFM_CTX_MASKED) pfm_restore_monitoring(task);
} else {
- DPRINT(("keeping monitoring stopped for [%d]\n", task->pid));
+ DPRINT(("keeping monitoring stopped for [%d]\n", task_pid_nr(task)));
// cannot use pfm_stop_monitoring(task, regs);
}
@@ -3714,10 +3715,10 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
* "self-monitoring".
*/
if (CTX_OVFL_NOBLOCK(ctx) == 0 && state == PFM_CTX_MASKED) {
- DPRINT(("unblocking [%d] \n", task->pid));
+ DPRINT(("unblocking [%d] \n", task_pid_nr(task)));
complete(&ctx->ctx_restart_done);
} else {
- DPRINT(("[%d] armed exit trap\n", task->pid));
+ DPRINT(("[%d] armed exit trap\n", task_pid_nr(task)));
ctx->ctx_fl_trap_reason = PFM_TRAP_REASON_RESET;
@@ -3805,7 +3806,7 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
* don't bother if we are loaded and task is being debugged
*/
if (is_loaded && (thread->flags & IA64_THREAD_DBG_VALID) != 0) {
- DPRINT(("debug registers already in use for [%d]\n", task->pid));
+ DPRINT(("debug registers already in use for [%d]\n", task_pid_nr(task)));
return -EBUSY;
}
@@ -3846,7 +3847,7 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
* is shared by all processes running on it
*/
if (first_time && can_access_pmu) {
- DPRINT(("[%d] clearing ibrs, dbrs\n", task->pid));
+ DPRINT(("[%d] clearing ibrs, dbrs\n", task_pid_nr(task)));
for (i=0; i < pmu_conf->num_ibrs; i++) {
ia64_set_ibr(i, 0UL);
ia64_dv_serialize_instruction();
@@ -4035,7 +4036,7 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
return -EBUSY;
}
DPRINT(("task [%d] ctx_state=%d is_system=%d\n",
- PFM_CTX_TASK(ctx)->pid,
+ task_pid_nr(PFM_CTX_TASK(ctx)),
state,
is_system));
/*
@@ -4093,7 +4094,7 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
* monitoring disabled in kernel at next reschedule
*/
ctx->ctx_saved_psr_up = 0;
- DPRINT(("task=[%d]\n", task->pid));
+ DPRINT(("task=[%d]\n", task_pid_nr(task)));
}
return 0;
}
@@ -4298,11 +4299,12 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
if (is_system) {
if (pfm_sessions.pfs_ptrace_use_dbregs) {
- DPRINT(("cannot load [%d] dbregs in use\n", task->pid));
+ DPRINT(("cannot load [%d] dbregs in use\n",
+ task_pid_nr(task)));
ret = -EBUSY;
} else {
pfm_sessions.pfs_sys_use_dbregs++;
- DPRINT(("load [%d] increased sys_use_dbreg=%u\n", task->pid, pfm_sessions.pfs_sys_use_dbregs));
+ DPRINT(("load [%d] increased sys_use_dbreg=%u\n", task_pid_nr(task), pfm_sessions.pfs_sys_use_dbregs));
set_dbregs = 1;
}
}
@@ -4394,7 +4396,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
/* allow user level control */
ia64_psr(regs)->sp = 0;
- DPRINT(("clearing psr.sp for [%d]\n", task->pid));
+ DPRINT(("clearing psr.sp for [%d]\n", task_pid_nr(task)));
SET_LAST_CPU(ctx, smp_processor_id());
INC_ACTIVATION();
@@ -4429,7 +4431,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
*/
SET_PMU_OWNER(task, ctx);
- DPRINT(("context loaded on PMU for [%d]\n", task->pid));
+ DPRINT(("context loaded on PMU for [%d]\n", task_pid_nr(task)));
} else {
/*
* when not current, task MUST be stopped, so this is safe
@@ -4493,7 +4495,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
int prev_state, is_system;
int ret;
- DPRINT(("ctx_state=%d task [%d]\n", ctx->ctx_state, task ? task->pid : -1));
+ DPRINT(("ctx_state=%d task [%d]\n", ctx->ctx_state, task ? task_pid_nr(task) : -1));
prev_state = ctx->ctx_state;
is_system = ctx->ctx_fl_system;
@@ -4568,7 +4570,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
*/
ia64_psr(regs)->sp = 1;
- DPRINT(("setting psr.sp for [%d]\n", task->pid));
+ DPRINT(("setting psr.sp for [%d]\n", task_pid_nr(task)));
}
/*
* save PMDs to context
@@ -4608,7 +4610,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
ctx->ctx_fl_can_restart = 0;
ctx->ctx_fl_going_zombie = 0;
- DPRINT(("disconnected [%d] from context\n", task->pid));
+ DPRINT(("disconnected [%d] from context\n", task_pid_nr(task)));
return 0;
}
@@ -4631,7 +4633,7 @@ pfm_exit_thread(struct task_struct *task)
PROTECT_CTX(ctx, flags);
- DPRINT(("state=%d task [%d]\n", ctx->ctx_state, task->pid));
+ DPRINT(("state=%d task [%d]\n", ctx->ctx_state, task_pid_nr(task)));
state = ctx->ctx_state;
switch(state) {
@@ -4640,13 +4642,13 @@ pfm_exit_thread(struct task_struct *task)
* only comes to this function if pfm_context is not NULL, i.e., cannot
* be in unloaded state
*/
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] ctx unloaded\n", task->pid);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] ctx unloaded\n", task_pid_nr(task));
break;
case PFM_CTX_LOADED:
case PFM_CTX_MASKED:
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task->pid, state, ret);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task_pid_nr(task), state, ret);
}
DPRINT(("ctx unloaded for current state was %d\n", state));
@@ -4655,12 +4657,12 @@ pfm_exit_thread(struct task_struct *task)
case PFM_CTX_ZOMBIE:
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task->pid, state, ret);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task_pid_nr(task), state, ret);
}
free_ok = 1;
break;
default:
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] unexpected state=%d\n", task->pid, state);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] unexpected state=%d\n", task_pid_nr(task), state);
break;
}
UNPROTECT_CTX(ctx, flags);
@@ -4744,7 +4746,7 @@ recheck:
DPRINT(("context %d state=%d [%d] task_state=%ld must_stop=%d\n",
ctx->ctx_fd,
state,
- task->pid,
+ task_pid_nr(task),
task->state, PFM_CMD_STOPPED(cmd)));
/*
@@ -4791,7 +4793,7 @@ recheck:
*/
if (PFM_CMD_STOPPED(cmd)) {
if ((task->state != TASK_STOPPED) && (task->state != TASK_TRACED)) {
- DPRINT(("[%d] task not in stopped state\n", task->pid));
+ DPRINT(("[%d] task not in stopped state\n", task_pid_nr(task)));
return -EBUSY;
}
/*
@@ -4884,7 +4886,7 @@ restart_args:
* limit abuse to min page size
*/
if (unlikely(sz > PFM_MAX_ARGSIZE)) {
- printk(KERN_ERR "perfmon: [%d] argument too big %lu\n", current->pid, sz);
+ printk(KERN_ERR "perfmon: [%d] argument too big %lu\n", task_pid_nr(current), sz);
return -E2BIG;
}
@@ -5031,11 +5033,11 @@ pfm_context_force_terminate(pfm_context_t *ctx, struct pt_regs *regs)
{
int ret;
- DPRINT(("entering for [%d]\n", current->pid));
+ DPRINT(("entering for [%d]\n", task_pid_nr(current)));
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "pfm_context_force_terminate: [%d] unloaded failed with %d\n", current->pid, ret);
+ printk(KERN_ERR "pfm_context_force_terminate: [%d] unloaded failed with %d\n", task_pid_nr(current), ret);
}
/*
@@ -5072,7 +5074,7 @@ pfm_handle_work(void)
ctx = PFM_GET_CTX(current);
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: [%d] has no PFM context\n", current->pid);
+ printk(KERN_ERR "perfmon: [%d] has no PFM context\n", task_pid_nr(current));
return;
}
@@ -5269,7 +5271,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
DPRINT_ovfl(("pmc0=0x%lx pid=%d iip=0x%lx, %s "
"used_pmds=0x%lx\n",
pmc0,
- task ? task->pid: -1,
+ task ? task_pid_nr(task): -1,
(regs ? regs->cr_iip : 0),
CTX_OVFL_NOBLOCK(ctx) ? "nonblocking" : "blocking",
ctx->ctx_used_pmds[0]));
@@ -5458,7 +5460,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
}
DPRINT_ovfl(("owner [%d] pending=%ld reason=%u ovfl_pmds=0x%lx ovfl_notify=0x%lx masked=%d\n",
- GET_PMU_OWNER() ? GET_PMU_OWNER()->pid : -1,
+ GET_PMU_OWNER() ? task_pid_nr(GET_PMU_OWNER()) : -1,
PFM_GET_WORK_PENDING(task),
ctx->ctx_fl_trap_reason,
ovfl_pmds,
@@ -5483,7 +5485,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
sanity_check:
printk(KERN_ERR "perfmon: CPU%d overflow handler [%d] pmc0=0x%lx\n",
smp_processor_id(),
- task ? task->pid : -1,
+ task ? task_pid_nr(task) : -1,
pmc0);
return;
@@ -5516,7 +5518,7 @@ stop_monitoring:
*
* Overall pretty hairy stuff....
*/
- DPRINT(("ctx is zombie for [%d], converted to spurious\n", task ? task->pid: -1));
+ DPRINT(("ctx is zombie for [%d], converted to spurious\n", task ? task_pid_nr(task): -1));
pfm_clear_psr_up();
ia64_psr(regs)->up = 0;
ia64_psr(regs)->sp = 1;
@@ -5577,13 +5579,13 @@ pfm_do_interrupt_handler(int irq, void *arg, struct pt_regs *regs)
report_spurious1:
printk(KERN_INFO "perfmon: spurious overflow interrupt on CPU%d: process %d has no PFM context\n",
- this_cpu, task->pid);
+ this_cpu, task_pid_nr(task));
pfm_unfreeze_pmu();
return -1;
report_spurious2:
printk(KERN_INFO "perfmon: spurious overflow interrupt on CPU%d: process %d, invalid flag\n",
this_cpu,
- task->pid);
+ task_pid_nr(task));
pfm_unfreeze_pmu();
return -1;
}
@@ -5870,7 +5872,8 @@ pfm_force_cleanup(pfm_context_t *ctx, struct pt_regs *regs)
ia64_psr(regs)->sp = 1;
if (GET_PMU_OWNER() == task) {
- DPRINT(("cleared ownership for [%d]\n", ctx->ctx_task->pid));
+ DPRINT(("cleared ownership for [%d]\n",
+ task_pid_nr(ctx->ctx_task)));
SET_PMU_OWNER(NULL, NULL);
}
@@ -5882,7 +5885,7 @@ pfm_force_cleanup(pfm_context_t *ctx, struct pt_regs *regs)
task->thread.pfm_context = NULL;
task->thread.flags &= ~IA64_THREAD_PM_VALID;
- DPRINT(("force cleanup for [%d]\n", task->pid));
+ DPRINT(("force cleanup for [%d]\n", task_pid_nr(task)));
}
@@ -6426,7 +6429,7 @@ pfm_flush_pmds(struct task_struct *task, pfm_context_t *ctx)
if (PMD_IS_COUNTING(i)) {
DPRINT(("[%d] pmd[%d] ctx_pmd=0x%lx hw_pmd=0x%lx\n",
- task->pid,
+ task_pid_nr(task),
i,
ctx->ctx_pmds[i].val,
val & ovfl_val));
@@ -6448,11 +6451,11 @@ pfm_flush_pmds(struct task_struct *task, pfm_context_t *ctx)
*/
if (pmc0 & (1UL << i)) {
val += 1 + ovfl_val;
- DPRINT(("[%d] pmd[%d] overflowed\n", task->pid, i));
+ DPRINT(("[%d] pmd[%d] overflowed\n", task_pid_nr(task), i));
}
}
- DPRINT(("[%d] ctx_pmd[%d]=0x%lx pmd_val=0x%lx\n", task->pid, i, val, pmd_val));
+ DPRINT(("[%d] ctx_pmd[%d]=0x%lx pmd_val=0x%lx\n", task_pid_nr(task), i, val, pmd_val));
if (is_self) ctx->th_pmds[i] = pmd_val;
@@ -6793,14 +6796,14 @@ dump_pmu_state(const char *from)
printk("CPU%d from %s() current [%d] iip=0x%lx %s\n",
this_cpu,
from,
- current->pid,
+ task_pid_nr(current),
regs->cr_iip,
current->comm);
task = GET_PMU_OWNER();
ctx = GET_PMU_CTX();
- printk("->CPU%d owner [%d] ctx=%p\n", this_cpu, task ? task->pid : -1, ctx);
+ printk("->CPU%d owner [%d] ctx=%p\n", this_cpu, task ? task_pid_nr(task) : -1, ctx);
psr = pfm_get_psr();
@@ -6848,7 +6851,7 @@ pfm_inherit(struct task_struct *task, struct pt_regs *regs)
{
struct thread_struct *thread;
- DPRINT(("perfmon: pfm_inherit clearing state for [%d]\n", task->pid));
+ DPRINT(("perfmon: pfm_inherit clearing state for [%d]\n", task_pid_nr(task)));
thread = &task->thread;
diff --git a/arch/ia64/kernel/perfmon_default_smpl.c b/arch/ia64/kernel/perfmon_default_smpl.c
index ff80eab83b3..a7af1cb419f 100644
--- a/arch/ia64/kernel/perfmon_default_smpl.c
+++ b/arch/ia64/kernel/perfmon_default_smpl.c
@@ -44,11 +44,11 @@ default_validate(struct task_struct *task, unsigned int flags, int cpu, void *da
int ret = 0;
if (data == NULL) {
- DPRINT(("[%d] no argument passed\n", task->pid));
+ DPRINT(("[%d] no argument passed\n", task_pid_nr(task)));
return -EINVAL;
}
- DPRINT(("[%d] validate flags=0x%x CPU%d\n", task->pid, flags, cpu));
+ DPRINT(("[%d] validate flags=0x%x CPU%d\n", task_pid_nr(task), flags, cpu));
/*
* must hold at least the buffer header + one minimally sized entry
@@ -88,7 +88,7 @@ default_init(struct task_struct *task, void *buf, unsigned int flags, int cpu, v
hdr->hdr_count = 0UL;
DPRINT(("[%d] buffer=%p buf_size=%lu hdr_size=%lu hdr_version=%u cur_offs=%lu\n",
- task->pid,
+ task_pid_nr(task),
buf,
hdr->hdr_buf_size,
sizeof(*hdr),
@@ -245,7 +245,7 @@ default_restart(struct task_struct *task, pfm_ovfl_ctrl_t *ctrl, void *buf, stru
static int
default_exit(struct task_struct *task, void *buf, struct pt_regs *regs)
{
- DPRINT(("[%d] exit(%p)\n", task->pid, buf));
+ DPRINT(("[%d] exit(%p)\n", task_pid_nr(task), buf));
return 0;
}
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index c613fc0e91c..2418289ee5c 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -105,7 +105,8 @@ show_regs (struct pt_regs *regs)
unsigned long ip = regs->cr_iip + ia64_psr(regs)->ri;
print_modules();
- printk("\nPid: %d, CPU %d, comm: %20s\n", current->pid, smp_processor_id(), current->comm);
+ printk("\nPid: %d, CPU %d, comm: %20s\n", task_pid_nr(current),
+ smp_processor_id(), current->comm);
printk("psr : %016lx ifs : %016lx ip : [<%016lx>] %s\n",
regs->cr_ipsr, regs->cr_ifs, ip, print_tainted());
print_symbol("ip is at %s\n", ip);
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index c5cfcfa4c87..2b3751eef5c 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -90,7 +90,12 @@ static struct resource code_resource = {
.name = "Kernel code",
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
};
-extern char _text[], _end[], _etext[];
+
+static struct resource bss_resource = {
+ .name = "Kernel bss",
+ .flags = IORESOURCE_BUSY | IORESOURCE_MEM
+};
+extern char _text[], _end[], _etext[], _edata[], _bss[];
unsigned long ia64_max_cacheline_size;
@@ -200,14 +205,59 @@ static int __init register_memory(void)
code_resource.start = ia64_tpa(_text);
code_resource.end = ia64_tpa(_etext) - 1;
data_resource.start = ia64_tpa(_etext);
- data_resource.end = ia64_tpa(_end) - 1;
- efi_initialize_iomem_resources(&code_resource, &data_resource);
+ data_resource.end = ia64_tpa(_edata) - 1;
+ bss_resource.start = ia64_tpa(_bss);
+ bss_resource.end = ia64_tpa(_end) - 1;
+ efi_initialize_iomem_resources(&code_resource, &data_resource,
+ &bss_resource);
return 0;
}
__initcall(register_memory);
+
+#ifdef CONFIG_KEXEC
+static void __init setup_crashkernel(unsigned long total, int *n)
+{
+ unsigned long long base = 0, size = 0;
+ int ret;
+
+ ret = parse_crashkernel(boot_command_line, total,
+ &size, &base);
+ if (ret == 0 && size > 0) {
+ if (!base) {
+ sort_regions(rsvd_region, *n);
+ base = kdump_find_rsvd_region(size,
+ rsvd_region, *n);
+ }
+ if (base != ~0UL) {
+ printk(KERN_INFO "Reserving %ldMB of memory at %ldMB "
+ "for crashkernel (System RAM: %ldMB)\n",
+ (unsigned long)(size >> 20),
+ (unsigned long)(base >> 20),
+ (unsigned long)(total >> 20));
+ rsvd_region[*n].start =
+ (unsigned long)__va(base);
+ rsvd_region[*n].end =
+ (unsigned long)__va(base + size);
+ (*n)++;
+ crashk_res.start = base;
+ crashk_res.end = base + size - 1;
+ }
+ }
+ efi_memmap_res.start = ia64_boot_param->efi_memmap;
+ efi_memmap_res.end = efi_memmap_res.start +
+ ia64_boot_param->efi_memmap_size;
+ boot_param_res.start = __pa(ia64_boot_param);
+ boot_param_res.end = boot_param_res.start +
+ sizeof(*ia64_boot_param);
+}
+#else
+static inline void __init setup_crashkernel(unsigned long total, int *n)
+{}
+#endif
+
/**
* reserve_memory - setup reserved memory areas
*
@@ -219,6 +269,7 @@ void __init
reserve_memory (void)
{
int n = 0;
+ unsigned long total_memory;
/*
* none of the entries in this table overlap
@@ -254,50 +305,11 @@ reserve_memory (void)
n++;
#endif
- efi_memmap_init(&rsvd_region[n].start, &rsvd_region[n].end);
+ total_memory = efi_memmap_init(&rsvd_region[n].start, &rsvd_region[n].end);
n++;
-#ifdef CONFIG_KEXEC
- /* crashkernel=size@offset specifies the size to reserve for a crash
- * kernel. If offset is 0, then it is determined automatically.
- * By reserving this memory we guarantee that linux never set's it
- * up as a DMA target.Useful for holding code to do something
- * appropriate after a kernel panic.
- */
- {
- char *from = strstr(boot_command_line, "crashkernel=");
- unsigned long base, size;
- if (from) {
- size = memparse(from + 12, &from);
- if (*from == '@')
- base = memparse(from+1, &from);
- else
- base = 0;
- if (size) {
- if (!base) {
- sort_regions(rsvd_region, n);
- base = kdump_find_rsvd_region(size,
- rsvd_region, n);
- }
- if (base != ~0UL) {
- rsvd_region[n].start =
- (unsigned long)__va(base);
- rsvd_region[n].end =
- (unsigned long)__va(base + size);
- n++;
- crashk_res.start = base;
- crashk_res.end = base + size - 1;
- }
- }
- }
- efi_memmap_res.start = ia64_boot_param->efi_memmap;
- efi_memmap_res.end = efi_memmap_res.start +
- ia64_boot_param->efi_memmap_size;
- boot_param_res.start = __pa(ia64_boot_param);
- boot_param_res.end = boot_param_res.start +
- sizeof(*ia64_boot_param);
- }
-#endif
+ setup_crashkernel(total_memory, &n);
+
/* end of memory marker */
rsvd_region[n].start = ~0UL;
rsvd_region[n].end = ~0UL;
@@ -405,34 +417,6 @@ mark_bsp_online (void)
#endif
}
-#ifdef CONFIG_SMP
-static void __init
-check_for_logical_procs (void)
-{
- pal_logical_to_physical_t info;
- s64 status;
-
- status = ia64_pal_logical_to_phys(0, &info);
- if (status == -1) {
- printk(KERN_INFO "No logical to physical processor mapping "
- "available\n");
- return;
- }
- if (status) {
- printk(KERN_ERR "ia64_pal_logical_to_phys failed with %ld\n",
- status);
- return;
- }
- /*
- * Total number of siblings that BSP has. Though not all of them
- * may have booted successfully. The correct number of siblings
- * booted is in info.overview_num_log.
- */
- smp_num_siblings = info.overview_tpc;
- smp_num_cpucores = info.overview_cpp;
-}
-#endif
-
static __initdata int nomca;
static __init int setup_nomca(char *s)
{
@@ -528,15 +512,6 @@ setup_arch (char **cmdline_p)
#ifdef CONFIG_SMP
cpu_physical_id(0) = hard_smp_processor_id();
- check_for_logical_procs();
- if (smp_num_cpucores > 1)
- printk(KERN_INFO
- "cpu package is Multi-Core capable: number of cores=%d\n",
- smp_num_cpucores);
- if (smp_num_siblings > 1)
- printk(KERN_INFO
- "cpu package is Multi-Threading capable: number of siblings=%d\n",
- smp_num_siblings);
#endif
cpu_init(); /* initialize the bootstrap CPU */
@@ -649,12 +624,13 @@ show_cpuinfo (struct seq_file *m, void *v)
lpj*HZ/500000, (lpj*HZ/5000) % 100);
#ifdef CONFIG_SMP
seq_printf(m, "siblings : %u\n", cpus_weight(cpu_core_map[cpunum]));
+ if (c->socket_id != -1)
+ seq_printf(m, "physical id: %u\n", c->socket_id);
if (c->threads_per_core > 1 || c->cores_per_socket > 1)
seq_printf(m,
- "physical id: %u\n"
- "core id : %u\n"
- "thread id : %u\n",
- c->socket_id, c->core_id, c->thread_id);
+ "core id : %u\n"
+ "thread id : %u\n",
+ c->core_id, c->thread_id);
#endif
seq_printf(m,"\n");
@@ -766,6 +742,9 @@ identify_cpu (struct cpuinfo_ia64 *c)
c->socket_id = -1;
identify_siblings(c);
+
+ if (c->threads_per_core > smp_num_siblings)
+ smp_num_siblings = c->threads_per_core;
#endif
c->ppn = cpuid.field.ppn;
c->number = cpuid.field.number;
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index aeec8184e86..cdb64cc4d9c 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -227,7 +227,7 @@ ia64_rt_sigreturn (struct sigscratch *scr)
si.si_signo = SIGSEGV;
si.si_errno = 0;
si.si_code = SI_KERNEL;
- si.si_pid = current->pid;
+ si.si_pid = task_pid_vnr(current);
si.si_uid = current->uid;
si.si_addr = sc;
force_sig_info(SIGSEGV, &si, current);
@@ -332,7 +332,7 @@ force_sigsegv_info (int sig, void __user *addr)
si.si_signo = SIGSEGV;
si.si_errno = 0;
si.si_code = SI_KERNEL;
- si.si_pid = current->pid;
+ si.si_pid = task_pid_vnr(current);
si.si_uid = current->uid;
si.si_addr = addr;
force_sig_info(SIGSEGV, &si, current);
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index c57dbce25c1..f0fc4d8465a 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -142,7 +142,6 @@ DEFINE_PER_CPU_SHARED_ALIGNED(cpumask_t, cpu_sibling_map);
EXPORT_PER_CPU_SYMBOL(cpu_sibling_map);
int smp_num_siblings = 1;
-int smp_num_cpucores = 1;
/* which logical CPU number maps to which CPU (physical APIC ID) */
volatile int ia64_cpu_to_sapicid[NR_CPUS];
@@ -886,13 +885,17 @@ identify_siblings(struct cpuinfo_ia64 *c)
u16 pltid;
pal_logical_to_physical_t info;
- if (smp_num_cpucores == 1 && smp_num_siblings == 1)
- return;
-
if ((status = ia64_pal_logical_to_phys(-1, &info)) != PAL_STATUS_SUCCESS) {
- printk(KERN_ERR "ia64_pal_logical_to_phys failed with %ld\n",
- status);
- return;
+ if (status != PAL_STATUS_UNIMPLEMENTED) {
+ printk(KERN_ERR
+ "ia64_pal_logical_to_phys failed with %ld\n",
+ status);
+ return;
+ }
+
+ info.overview_ppid = 0;
+ info.overview_cpp = 1;
+ info.overview_tpc = 1;
}
if ((status = ia64_sal_physical_id_info(&pltid)) != PAL_STATUS_SUCCESS) {
printk(KERN_ERR "ia64_sal_pltid failed with %ld\n", status);
@@ -900,6 +903,10 @@ identify_siblings(struct cpuinfo_ia64 *c)
}
c->socket_id = (pltid << 8) | info.overview_ppid;
+
+ if (info.overview_cpp == 1 && info.overview_tpc == 1)
+ return;
+
c->cores_per_socket = info.overview_cpp;
c->threads_per_core = info.overview_tpc;
c->num_log = info.overview_num_log;
diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index 3aeaf15e468..78d65cb947d 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -61,7 +61,7 @@ die (const char *str, struct pt_regs *regs, long err)
if (++die.lock_owner_depth < 3) {
printk("%s[%d]: %s %ld [%d]\n",
- current->comm, current->pid, str, err, ++die_counter);
+ current->comm, task_pid_nr(current), str, err, ++die_counter);
(void) notify_die(DIE_OOPS, (char *)str, regs, err, 255, SIGSEGV);
show_regs(regs);
} else
@@ -315,7 +315,7 @@ handle_fpu_swa (int fp_fault, struct pt_regs *regs, unsigned long isr)
last.time = current_jiffies + 5 * HZ;
printk(KERN_WARNING
"%s(%d): floating-point assist fault at ip %016lx, isr %016lx\n",
- current->comm, current->pid, regs->cr_iip + ia64_psr(regs)->ri, isr);
+ current->comm, task_pid_nr(current), regs->cr_iip + ia64_psr(regs)->ri, isr);
}
}
}
@@ -453,7 +453,7 @@ ia64_fault (unsigned long vector, unsigned long isr, unsigned long ifa,
if (code == 8) {
# ifdef CONFIG_IA64_PRINT_HAZARDS
printk("%s[%d]: possible hazard @ ip=%016lx (pr = %016lx)\n",
- current->comm, current->pid,
+ current->comm, task_pid_nr(current),
regs.cr_iip + ia64_psr(&regs)->ri, regs.pr);
# endif
return;
diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c
index fe6aa5a9f8f..2173de9fe91 100644
--- a/arch/ia64/kernel/unaligned.c
+++ b/arch/ia64/kernel/unaligned.c
@@ -1340,7 +1340,8 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs)
size_t len;
len = sprintf(buf, "%s(%d): unaligned access to 0x%016lx, "
- "ip=0x%016lx\n\r", current->comm, current->pid,
+ "ip=0x%016lx\n\r", current->comm,
+ task_pid_nr(current),
ifa, regs->cr_iip + ipsr->ri);
/*
* Don't call tty_write_message() if we're in the kernel; we might
@@ -1363,7 +1364,7 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs)
"administrator\n"
"echo 0 > /proc/sys/kernel/ignore-"
"unaligned-usertrap to re-enable\n",
- current->comm, current->pid);
+ current->comm, task_pid_nr(current));
}
}
} else {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 07:59:33 +0000