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| author | Jan Beulich <jbeulich@suse.com> | 2011-10-21 09:23:05 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2011-10-21 09:23:05 +0200 |
| commit | 478be8dd49c707d994c0831a675aaceae6eb3e4d (patch) | |
| tree | e3c2ad0dbb910c58fce5f7600a512135b33f0f73 /xen/arch/x86/sysctl.c | |
| parent | fabfdefe2a125587b2cdfe3466a25f1456fbf8bc (diff) | |
| download | xen-478be8dd49c707d994c0831a675aaceae6eb3e4d.tar.gz xen-478be8dd49c707d994c0831a675aaceae6eb3e4d.tar.bz2 xen-478be8dd49c707d994c0831a675aaceae6eb3e4d.zip | |
allocate CPU sibling and core maps dynamically
... thus reducing the per-CPU data area size back to one page even when
building for large NR_CPUS.
At once eliminate the old __cpu{mask,list}_scnprintf() helpers.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/arch/x86/sysctl.c')
| -rw-r--r-- | xen/arch/x86/sysctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/xen/arch/x86/sysctl.c b/xen/arch/x86/sysctl.c index cd2f13cf09..723d623ca5 100644 --- a/xen/arch/x86/sysctl.c +++ b/xen/arch/x86/sysctl.c @@ -76,9 +76,9 @@ long arch_do_sysctl( memset(pi, 0, sizeof(*pi)); pi->threads_per_core = - cpus_weight(per_cpu(cpu_sibling_map, 0)); + cpumask_weight(per_cpu(cpu_sibling_mask, 0)); pi->cores_per_socket = - cpus_weight(per_cpu(cpu_core_map, 0)) / pi->threads_per_core; + cpumask_weight(per_cpu(cpu_core_mask, 0)) / pi->threads_per_core; pi->nr_cpus = num_online_cpus(); pi->nr_nodes = num_online_nodes(); pi->max_node_id = MAX_NUMNODES-1; |