don't yield in ring_buffer_yield

system call yields are unpredictable

Bug: 149254427
Test: presubmit
Merged-In: Ibb9a6844c66a4f8e8d010c20a5c43e30a7932337
Change-Id: I6a2cf6c410f75a67e59f1be77d5b96ca4b1a8c24
Signed-off-by: Roman Kiryanov <rkir@google.com>
1 file changed