I noticed my machine was at a constant load average of 1. This was
because ib_create_fmr_pool calls kthread_create but does not immediately
wake the thread up.
Change to using kthread_run so we enter ib_fmr_cleanup_thread, set
TASK_INTERRUPTIBLE, then go to sleep.
Signed-off-by: Anton Blanchard <[EMAIL PROTECTED]>
---
diff --git a/drivers/infiniband/core/fmr_pool.c
b/drivers/infiniband/core/fmr_pool.c
index d7f6452..2218450 100644
--- a/drivers/infiniband/core/fmr_pool.c
+++ b/drivers/infiniband/core/fmr_pool.c
@@ -291,7 +291,7 @@ struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd
*pd,
atomic_set(&pool->flush_ser, 0);
init_waitqueue_head(&pool->force_wait);
- pool->thread = kthread_create(ib_fmr_cleanup_thread,
+ pool->thread = kthread_run(ib_fmr_cleanup_thread,
pool,
"ib_fmr(%s)",
device->name);
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