diff options
Diffstat (limited to 'drivers/remoteproc')
-rw-r--r-- | drivers/remoteproc/remoteproc_core.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 13aa67dd2581..6a79b0773a3a 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -59,6 +59,7 @@ static int rproc_release_carveout(struct rproc *rproc, /* Unique indices for remoteproc devices */ static DEFINE_IDA(rproc_dev_index); +static struct workqueue_struct *rproc_recovery_wq; static const char * const rproc_crash_names[] = { [RPROC_MMUFAULT] = "mmufault", @@ -2763,8 +2764,7 @@ void rproc_report_crash(struct rproc *rproc, enum rproc_crash_type type) dev_err(&rproc->dev, "crash detected in %s: type %s\n", rproc->name, rproc_crash_to_string(type)); - /* Have a worker handle the error; ensure system is not suspended */ - queue_work(system_freezable_wq, &rproc->crash_handler); + queue_work(rproc_recovery_wq, &rproc->crash_handler); } EXPORT_SYMBOL(rproc_report_crash); @@ -2813,6 +2813,13 @@ static void __exit rproc_exit_panic(void) static int __init remoteproc_init(void) { + rproc_recovery_wq = alloc_workqueue("rproc_recovery_wq", + WQ_UNBOUND | WQ_FREEZABLE, 0); + if (!rproc_recovery_wq) { + pr_err("remoteproc: creation of rproc_recovery_wq failed\n"); + return -ENOMEM; + } + rproc_init_sysfs(); rproc_init_debugfs(); rproc_init_cdev(); @@ -2826,9 +2833,13 @@ static void __exit remoteproc_exit(void) { ida_destroy(&rproc_dev_index); + if (!rproc_recovery_wq) + return; + rproc_exit_panic(); rproc_exit_debugfs(); rproc_exit_sysfs(); + destroy_workqueue(rproc_recovery_wq); } module_exit(remoteproc_exit); |