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| author | Dario Faggioli <dario.faggioli@citrix.com> | 2013-09-30 13:59:47 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2013-09-30 13:59:47 +0200 |
| commit | 93be8285a79c6cbbf66c8681fec1d1bfb71d84cc (patch) | |
| tree | cbaebdcfc3cf736458f9653452b8853e4ec3a1e7 | |
| parent | eb68feea83c9d299c82ef673dd73aa04265292db (diff) | |
| download | xen-93be8285a79c6cbbf66c8681fec1d1bfb71d84cc.tar.gz xen-93be8285a79c6cbbf66c8681fec1d1bfb71d84cc.tar.bz2 xen-93be8285a79c6cbbf66c8681fec1d1bfb71d84cc.zip | |
cpupools: update domU's node-affinity on the cpupool_unassign_cpu() path
that is, when a cpu is remove from a pool, as it is happening already
on the cpupool_assign_cpu_*() path (i.e., when a cpu is added to a
pool).
Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>
Acked-by: Juergen Gross <juergen.gross@ts.fujitsu.com>
| -rw-r--r-- | xen/common/cpupool.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/xen/common/cpupool.c b/xen/common/cpupool.c index 2164a9fc72..933de782b7 100644 --- a/xen/common/cpupool.c +++ b/xen/common/cpupool.c @@ -355,6 +355,12 @@ int cpupool_unassign_cpu(struct cpupool *c, unsigned int cpu) atomic_inc(&c->refcnt); cpupool_cpu_moving = c; cpumask_clear_cpu(cpu, c->cpu_valid); + + rcu_read_lock(&domlist_read_lock); + for_each_domain_in_cpupool(d, c) + domain_update_node_affinity(d); + rcu_read_unlock(&domlist_read_lock); + spin_unlock(&cpupool_lock); work_cpu = smp_processor_id(); |