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-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c6
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_priv.h1
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index c72c8f5fd54c..ccf6b2310316 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -203,11 +203,15 @@ static int pm_create_runlist_ib(struct packet_manager *pm,
pr_debug("Finished map process and queues to runlist\n");
- if (is_over_subscription)
+ if (is_over_subscription) {
+ if (!pm->is_over_subscription)
+ pr_warn("Runlist is getting oversubscribed. Expect reduced ROCm performance.\n");
retval = pm->pmf->runlist(pm, &rl_buffer[rl_wptr],
*rl_gpu_addr,
alloc_size_bytes / sizeof(uint32_t),
true);
+ }
+ pm->is_over_subscription = is_over_subscription;
for (i = 0; i < alloc_size_bytes / sizeof(uint32_t); i++)
pr_debug("0x%2X ", rl_buffer[i]);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index f88c0d706b1d..08a0feb9d0a0 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -937,6 +937,7 @@ struct packet_manager {
bool allocated;
struct kfd_mem_obj *ib_buffer_obj;
unsigned int ib_size_bytes;
+ bool is_over_subscription;
const struct packet_manager_funcs *pmf;
};