Messages in this thread | | | Date | Tue, 12 May 2015 16:03:51 -0400 | From | Steven Rostedt <> | Subject | Re: [PATCH RESEND 0/3] tracing/mm: Fix suspicious rcu_dereference_check() usage warnings |
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On Tue, 12 May 2015 12:59:26 +0530 Shreyas B Prabhu <shreyas@linux.vnet.ibm.com> wrote:
> Hi Steven, > On closer look, there is no particular maintainer who picks changes to > this file. Can you please pick these up?
Perhaps Andrew Morton?
No problem, I can take these too.
-- Steve
> > On Friday 08 May 2015 10:50 PM, Shreyas B. Prabhu wrote: > > Since tracepoints use RCU for protection, they must not be called on > > offline cpus. Running with LOCKDEP enabled discovered few scenarios > > where trace points were called on offline cpus. These patches fix > > this by converting these trace events into conditonal trace events > > where condition is cpu_online(smp_processor_id()) > > > > Previous posting of the patchset can be found here: > > https://lkml.org/lkml/2015/4/28/512 > > > > This resend CCs people who added/edited the trace events in question. > > > > Shreyas B. Prabhu (3): > > tracing/mm: Don't trace kmem_cache_free on offline cpus > > tracing/mm: Don't trace mm_page_free on offline cpus > > tracing/mm: Don't trace mm_page_pcpu_drain on offline cpus > > > > include/trace/events/kmem.h | 26 ++++++++++++++++++++++---- > > 1 file changed, 22 insertions(+), 4 deletions(-) > >
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