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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-03-22 16:30:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:44:01 -0700 |
| commit | 94dcf29a11b3d20a28790598d701f98484a969da (patch) | |
| tree | 21c65f6634dcde739bb85cbc019ee273f1427f90 /kernel/softirq.c | |
| parent | 207205a2ba2655652fe46a60b49838af6c16a919 (diff) | |
| download | linux-94dcf29a11b3d20a28790598d701f98484a969da.tar.bz2 | |
kthread: use kthread_create_on_node()
ksoftirqd, kworker, migration, and pktgend kthreads can be created with
kthread_create_on_node(), to get proper NUMA affinities for their stack and
task_struct.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: David Howells <dhowells@redhat.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/softirq.c')
| -rw-r--r-- | kernel/softirq.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index 56e5dec837f0..735d87095172 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -845,7 +845,10 @@ static int __cpuinit cpu_callback(struct notifier_block *nfb, switch (action) { case CPU_UP_PREPARE: case CPU_UP_PREPARE_FROZEN: - p = kthread_create(run_ksoftirqd, hcpu, "ksoftirqd/%d", hotcpu); + p = kthread_create_on_node(run_ksoftirqd, + hcpu, + cpu_to_node(hotcpu), + "ksoftirqd/%d", hotcpu); if (IS_ERR(p)) { printk("ksoftirqd for %i failed\n", hotcpu); return notifier_from_errno(PTR_ERR(p)); |