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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen staging] xen/cpumask: Introduce a CPUMASK_PR() wrapper for printing
commit c1e80a016356530ac1bfcb79dc24b14fed5b4cbf
Author: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Tue Jun 25 10:48:22 2019 +0100
Commit: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Wed Jul 31 14:19:02 2019 +0100
xen/cpumask: Introduce a CPUMASK_PR() wrapper for printing
Having to specify 'nr_cpu_id, cpumask_bits(foo)' for all printing operations
is quite repetative. Introduce a wrapper to help.
Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
---
xen/arch/x86/cpu/mcheck/mce.c | 2 +-
xen/arch/x86/crash.c | 2 +-
xen/arch/x86/io_apic.c | 6 ++----
xen/arch/x86/irq.c | 5 ++---
xen/arch/x86/sysctl.c | 3 +--
xen/common/cpupool.c | 7 +++----
xen/common/keyhandler.c | 8 ++++----
xen/common/sched_credit.c | 6 +++---
xen/common/sched_credit2.c | 12 ++++++------
xen/common/sched_null.c | 7 +++----
xen/common/sched_rt.c | 3 +--
xen/include/xen/cpumask.h | 6 ++++++
12 files changed, 33 insertions(+), 34 deletions(-)
diff --git a/xen/arch/x86/cpu/mcheck/mce.c b/xen/arch/x86/cpu/mcheck/mce.c
index 2a9747ed19..28ad7dd659 100644
--- a/xen/arch/x86/cpu/mcheck/mce.c
+++ b/xen/arch/x86/cpu/mcheck/mce.c
@@ -547,7 +547,7 @@ void mcheck_cmn_handler(const struct cpu_user_regs *regs)
snprintf(ebuf, sizeof(ebuf),
"MCE: Fatal error happened on CPUs %*pb",
- nr_cpu_ids, cpumask_bits(&mce_fatal_cpus));
+ CPUMASK_PR(&mce_fatal_cpus));
mc_panic(ebuf);
}
diff --git a/xen/arch/x86/crash.c b/xen/arch/x86/crash.c
index a9f3e1890c..32132e4cb9 100644
--- a/xen/arch/x86/crash.c
+++ b/xen/arch/x86/crash.c
@@ -160,7 +160,7 @@ static void nmi_shootdown_cpus(void)
printk("Shot down all CPUs\n");
else
printk("Failed to shoot down CPUs {%*pbl}\n",
- nr_cpu_ids, cpumask_bits(&waiting_to_crash));
+ CPUMASK_PR(&waiting_to_crash));
/*
* Try to crash shutdown IOMMU functionality as some old crashdump
diff --git a/xen/arch/x86/io_apic.c b/xen/arch/x86/io_apic.c
index f93f711051..5d25862bd8 100644
--- a/xen/arch/x86/io_apic.c
+++ b/xen/arch/x86/io_apic.c
@@ -2238,8 +2238,7 @@ int io_apic_set_pci_routing (int ioapic, int pin, int
irq, int edge_level, int a
SET_DEST(entry, logical, cpu_mask_to_apicid(mask));
} else {
printk(XENLOG_ERR "IRQ%d: no target CPU (%*pb vs %*pb)\n",
- irq, nr_cpu_ids, cpumask_bits(desc->arch.cpu_mask),
- nr_cpu_ids, cpumask_bits(TARGET_CPUS));
+ irq, CPUMASK_PR(desc->arch.cpu_mask), CPUMASK_PR(TARGET_CPUS));
desc->status |= IRQ_DISABLED;
}
@@ -2437,8 +2436,7 @@ int ioapic_guest_write(unsigned long physbase, unsigned
int reg, u32 val)
else
{
gprintk(XENLOG_ERR, "IRQ%d: no target CPU (%*pb vs %*pb)\n",
- irq, nr_cpu_ids, cpumask_bits(desc->arch.cpu_mask),
- nr_cpu_ids, cpumask_bits(TARGET_CPUS));
+ irq, CPUMASK_PR(desc->arch.cpu_mask), CPUMASK_PR(TARGET_CPUS));
desc->status |= IRQ_DISABLED;
rte.mask = 1;
}
diff --git a/xen/arch/x86/irq.c b/xen/arch/x86/irq.c
index 668a1f5b36..0ee33464d2 100644
--- a/xen/arch/x86/irq.c
+++ b/xen/arch/x86/irq.c
@@ -2398,8 +2398,7 @@ static void dump_irqs(unsigned char key)
spin_lock_irqsave(&desc->lock, flags);
printk(" IRQ:%4d aff:{%*pbl}/{%*pbl} vec:%02x %-15s status=%03x ",
- irq, nr_cpu_ids, cpumask_bits(desc->affinity),
- nr_cpu_ids, cpumask_bits(desc->arch.cpu_mask),
+ irq, CPUMASK_PR(desc->affinity),
CPUMASK_PR(desc->arch.cpu_mask),
desc->arch.vector, desc->handler->typename, desc->status);
if ( ssid )
@@ -2563,7 +2562,7 @@ void fixup_irqs(const cpumask_t *mask, bool verbose)
printk("Cannot set affinity for IRQ%u\n", irq);
else if ( break_affinity )
printk("Broke affinity for IRQ%u, new: %*pb\n",
- irq, nr_cpu_ids, cpumask_bits(affinity));
+ irq, CPUMASK_PR(affinity));
}
/* That doesn't seem sufficient. Give it 1ms. */
diff --git a/xen/arch/x86/sysctl.c b/xen/arch/x86/sysctl.c
index 3f06fecbd8..c50d910a1c 100644
--- a/xen/arch/x86/sysctl.c
+++ b/xen/arch/x86/sysctl.c
@@ -150,8 +150,7 @@ static long smt_up_down_helper(void *data)
if ( !ret )
printk(XENLOG_INFO "SMT %s - online CPUs 0x%*pb\n",
- up ? "enabled" : "disabled",
- nr_cpu_ids, cpumask_bits(&cpu_online_map));
+ up ? "enabled" : "disabled", CPUMASK_PR(&cpu_online_map));
return ret;
}
diff --git a/xen/common/cpupool.c b/xen/common/cpupool.c
index 31ac323e40..f90e496eda 100644
--- a/xen/common/cpupool.c
+++ b/xen/common/cpupool.c
@@ -712,18 +712,17 @@ void dump_runq(unsigned char key)
sched_smt_power_savings? "enabled":"disabled");
printk("NOW=%"PRI_stime"\n", now);
- printk("Online Cpus: %*pbl\n", nr_cpu_ids, cpumask_bits(&cpu_online_map));
+ printk("Online Cpus: %*pbl\n", CPUMASK_PR(&cpu_online_map));
if ( !cpumask_empty(&cpupool_free_cpus) )
{
- printk("Free Cpus: %*pbl\n",
- nr_cpu_ids, cpumask_bits(&cpupool_free_cpus));
+ printk("Free Cpus: %*pbl\n", CPUMASK_PR(&cpupool_free_cpus));
schedule_dump(NULL);
}
for_each_cpupool(c)
{
printk("Cpupool %d:\n", (*c)->cpupool_id);
- printk("Cpus: %*pbl\n", nr_cpu_ids, cpumask_bits((*c)->cpu_valid));
+ printk("Cpus: %*pbl\n", CPUMASK_PR((*c)->cpu_valid));
schedule_dump(*c);
}
diff --git a/xen/common/keyhandler.c b/xen/common/keyhandler.c
index 4f4a660b0c..a5e95e2fe9 100644
--- a/xen/common/keyhandler.c
+++ b/xen/common/keyhandler.c
@@ -272,8 +272,8 @@ static void dump_domains(unsigned char key)
printk(" nr_pages=%d xenheap_pages=%d shared_pages=%u
paged_pages=%u "
"dirty_cpus={%*pbl} max_pages=%u\n",
d->tot_pages, d->xenheap_pages, atomic_read(&d->shr_pages),
- atomic_read(&d->paged_pages), nr_cpu_ids,
- cpumask_bits(d->dirty_cpumask), d->max_pages);
+ atomic_read(&d->paged_pages), CPUMASK_PR(d->dirty_cpumask),
+ d->max_pages);
printk(" handle=%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x-%02x%02x%02x%02x%02x%02x vm_assist=%08lx\n",
d->handle[ 0], d->handle[ 1], d->handle[ 2], d->handle[ 3],
@@ -312,8 +312,8 @@ static void dump_domains(unsigned char key)
printk("dirty_cpu=%u", v->dirty_cpu);
printk("\n");
printk(" cpu_hard_affinity={%*pbl} cpu_soft_affinity={%*pbl}\n",
- nr_cpu_ids, cpumask_bits(v->cpu_hard_affinity),
- nr_cpu_ids, cpumask_bits(v->cpu_soft_affinity));
+ CPUMASK_PR(v->cpu_hard_affinity),
+ CPUMASK_PR(v->cpu_soft_affinity));
printk(" pause_count=%d pause_flags=%lx\n",
atomic_read(&v->pause_count), v->pause_flags);
arch_dump_vcpu_info(v);
diff --git a/xen/common/sched_credit.c b/xen/common/sched_credit.c
index 3c0d7c7267..81dee5e472 100644
--- a/xen/common/sched_credit.c
+++ b/xen/common/sched_credit.c
@@ -2057,8 +2057,8 @@ csched_dump_pcpu(const struct scheduler *ops, int cpu)
printk("CPU[%02d] nr_run=%d, sort=%d, sibling=%*pb, core=%*pb\n",
cpu, spc->nr_runnable, spc->runq_sort_last,
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_sibling_mask, cpu)),
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_core_mask, cpu)));
+ CPUMASK_PR(per_cpu(cpu_sibling_mask, cpu)),
+ CPUMASK_PR(per_cpu(cpu_core_mask, cpu)));
/* current VCPU (nothing to say if that's the idle vcpu). */
svc = CSCHED_VCPU(curr_on_cpu(cpu));
@@ -2119,7 +2119,7 @@ csched_dump(const struct scheduler *ops)
prv->ticks_per_tslice,
prv->vcpu_migr_delay/ MICROSECS(1));
- printk("idlers: %*pb\n", nr_cpu_ids, cpumask_bits(prv->idlers));
+ printk("idlers: %*pb\n", CPUMASK_PR(prv->idlers));
printk("active vcpus:\n");
loop = 0;
diff --git a/xen/common/sched_credit2.c b/xen/common/sched_credit2.c
index fbdc4618cb..6fff210ca6 100644
--- a/xen/common/sched_credit2.c
+++ b/xen/common/sched_credit2.c
@@ -3654,8 +3654,8 @@ dump_pcpu(const struct scheduler *ops, int cpu)
printk("CPU[%02d] runq=%d, sibling=%*pb, core=%*pb\n",
cpu, c2r(cpu),
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_sibling_mask, cpu)),
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_core_mask, cpu)));
+ CPUMASK_PR(per_cpu(cpu_sibling_mask, cpu)),
+ CPUMASK_PR(per_cpu(cpu_core_mask, cpu)));
/* current VCPU (nothing to say if that's the idle vcpu) */
svc = csched2_vcpu(curr_on_cpu(cpu));
@@ -3699,7 +3699,7 @@ csched2_dump(const struct scheduler *ops)
"\taveload = %"PRI_stime" (~%"PRI_stime"%%)\n",
i,
prv->rqd[i].nr_cpus,
- nr_cpu_ids, cpumask_bits(&prv->rqd[i].active),
+ CPUMASK_PR(&prv->rqd[i].active),
prv->rqd[i].max_weight,
prv->rqd[i].pick_bias,
prv->rqd[i].load,
@@ -3709,9 +3709,9 @@ csched2_dump(const struct scheduler *ops)
printk("\tidlers: %*pb\n"
"\ttickled: %*pb\n"
"\tfully idle cores: %*pb\n",
- nr_cpu_ids, cpumask_bits(&prv->rqd[i].idle),
- nr_cpu_ids, cpumask_bits(&prv->rqd[i].tickled),
- nr_cpu_ids, cpumask_bits(&prv->rqd[i].smt_idle));
+ CPUMASK_PR(&prv->rqd[i].idle),
+ CPUMASK_PR(&prv->rqd[i].tickled),
+ CPUMASK_PR(&prv->rqd[i].smt_idle));
}
printk("Domain info:\n");
diff --git a/xen/common/sched_null.c b/xen/common/sched_null.c
index c47c1b5aae..5aec9f17bd 100644
--- a/xen/common/sched_null.c
+++ b/xen/common/sched_null.c
@@ -782,9 +782,8 @@ static void null_dump_pcpu(const struct scheduler *ops, int
cpu)
lock = pcpu_schedule_lock_irqsave(cpu, &flags);
printk("CPU[%02d] sibling=%*pb, core=%*pb",
- cpu,
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_sibling_mask, cpu)),
- nr_cpu_ids, cpumask_bits(per_cpu(cpu_core_mask, cpu)));
+ cpu, CPUMASK_PR(per_cpu(cpu_sibling_mask, cpu)),
+ CPUMASK_PR(per_cpu(cpu_core_mask, cpu)));
if ( per_cpu(npc, cpu).vcpu != NULL )
printk(", vcpu=%pv", per_cpu(npc, cpu).vcpu);
printk("\n");
@@ -810,7 +809,7 @@ static void null_dump(const struct scheduler *ops)
spin_lock_irqsave(&prv->lock, flags);
- printk("\tcpus_free = %*pbl\n", nr_cpu_ids, cpumask_bits(&prv->cpus_free));
+ printk("\tcpus_free = %*pbl\n", CPUMASK_PR(&prv->cpus_free));
printk("Domain info:\n");
loop = 0;
diff --git a/xen/common/sched_rt.c b/xen/common/sched_rt.c
index 0acfc3d702..e0e350bdf3 100644
--- a/xen/common/sched_rt.c
+++ b/xen/common/sched_rt.c
@@ -344,8 +344,7 @@ rt_dump_vcpu(const struct scheduler *ops, const struct
rt_vcpu *svc)
has_extratime(svc),
vcpu_on_q(svc),
vcpu_runnable(svc->vcpu),
- svc->flags,
- nr_cpu_ids, cpumask_bits(mask));
+ svc->flags, CPUMASK_PR(mask));
}
static void
diff --git a/xen/include/xen/cpumask.h b/xen/include/xen/cpumask.h
index ae902275c8..256b60b106 100644
--- a/xen/include/xen/cpumask.h
+++ b/xen/include/xen/cpumask.h
@@ -61,6 +61,12 @@
typedef struct cpumask{ DECLARE_BITMAP(bits, NR_CPUS); } cpumask_t;
+/*
+ * printf arguments for a cpumask. Shorthand for using '%*pb[l]' when
+ * printing a cpumask.
+ */
+#define CPUMASK_PR(src) nr_cpu_ids, cpumask_bits(src)
+
extern unsigned int nr_cpu_ids;
#if NR_CPUS > 4 * BITS_PER_LONG
--
generated by git-patchbot for /home/xen/git/xen.git#staging
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