diff options
| author | Jan Beulich <jbeulich@suse.com> | 2015-09-23 11:13:21 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2015-09-23 11:13:21 +0200 |
| commit | 11964811d7ace3e6cda2442d6f9898688c282692 (patch) | |
| tree | 09a9eb455876c5589e642261b0916af2f27e23d3 /xen/arch/x86/numa.c | |
| parent | c4b6bbe2240f5d3b22245bee9f4ceb3698e78ef9 (diff) | |
x86: shorten debug key 'u' output
... by grouping sequences of contiguous CPUs.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Diffstat (limited to 'xen/arch/x86/numa.c')
| -rw-r--r-- | xen/arch/x86/numa.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/xen/arch/x86/numa.c b/xen/arch/x86/numa.c index 132d694213..3041b247da 100644 --- a/xen/arch/x86/numa.c +++ b/xen/arch/x86/numa.c @@ -365,7 +365,7 @@ EXPORT_SYMBOL(node_data); static void dump_numa(unsigned char key) { s_time_t now = NOW(); - unsigned int i, j; + unsigned int i, j, n; int err; struct domain *d; struct page_info *page; @@ -389,8 +389,26 @@ static void dump_numa(unsigned char key) NODE_DATA(i)->node_id); } + j = cpumask_first(&cpu_online_map); + n = 0; for_each_online_cpu ( i ) - printk("CPU%d -> NODE%d\n", i, cpu_to_node[i]); + { + if ( i != j + n || cpu_to_node[j] != cpu_to_node[i] ) + { + if ( n > 1 ) + printk("CPU%u...%u -> NODE%d\n", j, j + n - 1, cpu_to_node[j]); + else + printk("CPU%u -> NODE%d\n", j, cpu_to_node[j]); + j = i; + n = 1; + } + else + ++n; + } + if ( n > 1 ) + printk("CPU%u...%u -> NODE%d\n", j, j + n - 1, cpu_to_node[j]); + else + printk("CPU%u -> NODE%d\n", j, cpu_to_node[j]); rcu_read_lock(&domlist_read_lock); |