net: qrtr: Migrate node lookup tree to spinlock

Move operations on the qrtr_nodes radix tree under a separate spinlock
and make the qrtr_nodes tree GFP_ATOMIC, to allow operation from atomic
context in a subsequent patch.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bjorn Andersson 2020-01-13 23:57:01 -08:00 • committed by David S. Miller
commit 0a7e0d0ef0