2 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/fifo/submit.c b/drivers/gpu/nvgpu/common/fifo/submit.c
index d518fbfb..b0f38ff1 100644
--- a/drivers/gpu/nvgpu/common/fifo/submit.c
+++ b/drivers/gpu/nvgpu/common/fifo/submit.c
@@ -212,6 +212,7 @@ static int nvgpu_submit_append_gpfifo_user_direct(struct channel_gk20a *c,
         u32 end = start + len; /* exclusive */
         int err;
 
+        nvgpu_speculation_barrier();
         if (end > gpfifo_size) {
                 /* wrap-around */
                 int length0 = gpfifo_size - start;
diff --git a/drivers/gpu/nvgpu/common/fifo/tsg.c b/drivers/gpu/nvgpu/common/fifo/tsg.c
index f6c718f0..841dd465 100644
--- a/drivers/gpu/nvgpu/common/fifo/tsg.c
+++ b/drivers/gpu/nvgpu/common/fifo/tsg.c
@@ -219,6 +219,7 @@ int gk20a_tsg_set_runlist_interleave(struct tsg_gk20a *tsg, u32 level)
 
         nvgpu_log(g, gpu_dbg_sched, "tsgid=%u interleave=%u", tsg->tsgid, level);
 
+        nvgpu_speculation_barrier();
         switch (level) {
         case NVGPU_FIFO_RUNLIST_INTERLEAVE_LEVEL_LOW:
         case NVGPU_FIFO_RUNLIST_INTERLEAVE_LEVEL_MEDIUM: