summaryrefslogtreecommitdiff
path: root/drivers/cpufreq/cpufreq-dt.c
diff options
context:
space:
mode:
authorPeter Zijlstra <peterz@infradead.org>2016-09-11 11:36:26 +0300
committerIngo Molnar <mingo@kernel.org>2016-09-22 15:49:10 +0300
commit8db549491c4a3ce9e1d509b75f78516e497f48ec (patch)
treeec5514272ff08aada90645c1619d09928cd9d3d3 /drivers/cpufreq/cpufreq-dt.c
parent27046a3ffbb01ba715e6236c170701c84759b61d (diff)
downloadlinux-8db549491c4a3ce9e1d509b75f78516e497f48ec.tar.xz
smp: Allocate smp_call_on_cpu() workqueue on stack too
The SMP IPI struct descriptor is allocated on the stack except for the workqueue and lockdep complains: INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 0 PID: 110 Comm: kworker/0:1 Not tainted 4.8.0-rc5+ #14 Hardware name: Dell Inc. Precision T3600/0PTTT9, BIOS A13 05/11/2014 Workqueue: events smp_call_on_cpu_callback ... Call Trace: dump_stack register_lock_class ? __lock_acquire __lock_acquire ? __lock_acquire lock_acquire ? process_one_work process_one_work ? process_one_work worker_thread ? process_one_work ? process_one_work kthread ? kthread_create_on_node ret_from_fork So allocate it on the stack too. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> [ Test and write commit message. ] Signed-off-by: Borislav Petkov <bp@suse.de> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20160911084323.jhtnpb4b37t5tlno@pd.tnic Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/cpufreq/cpufreq-dt.c')
0 files changed, 0 insertions, 0 deletions