On 12 Oct 2020, at 10:21, Sebastian Andrzej Siewior wrote:
On 2020-10-12 10:14:42 [+0200], Eelco Chaudron wrote:
On 9 Oct 2020, at 17:41, Sebastian Andrzej Siewior wrote:
On 2020-10-09 14:47:59 [+0200], Juri Lelli wrote:
This happens because openvswitch/flow_table::flow_lookup() accesse
On 2020-10-12 10:14:42 [+0200], Eelco Chaudron wrote:
>
>
> On 9 Oct 2020, at 17:41, Sebastian Andrzej Siewior wrote:
>
> > On 2020-10-09 14:47:59 [+0200], Juri Lelli wrote:
> > > This happens because openvswitch/flow_table::flow_lookup() accesses
> > > per-cpu data while being preemptible (and
On 9 Oct 2020, at 17:41, Sebastian Andrzej Siewior wrote:
On 2020-10-09 14:47:59 [+0200], Juri Lelli wrote:
This happens because openvswitch/flow_table::flow_lookup() accesses
per-cpu data while being preemptible (and migratable).
Fix it by adding get/put_cpu_light(), so that, even if preem
On 2020-10-09 14:47:59 [+0200], Juri Lelli wrote:
> This happens because openvswitch/flow_table::flow_lookup() accesses
> per-cpu data while being preemptible (and migratable).
>
> Fix it by adding get/put_cpu_light(), so that, even if preempted, the
> task executing this code is not migrated (ope
On 09/10/20 14:47, Juri Lelli wrote:
> The following BUG has been reported (slightly edited):
>
> BUG: using smp_processor_id() in preemptible [] code: handler106/3082
> caller is flow_lookup.isra.15+0x2c/0xf0 [openvswitch]
> CPU: 46 PID: 3082 Comm: handler106 Not tainted ... #1
> Hard
The following BUG has been reported (slightly edited):
BUG: using smp_processor_id() in preemptible [] code: handler106/3082
caller is flow_lookup.isra.15+0x2c/0xf0 [openvswitch]
CPU: 46 PID: 3082 Comm: handler106 Not tainted ... #1
Hardware name: Dell Inc. PowerEdge R640/06DKY5, BIOS
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