[PATCH] drm/amdkfd: Ratelimit oversubscription message

Kent Russell kent.russell at amd.com
Thu Mar 2 19:46:13 UTC 2023


On certain applications, this message could end up flooding dmesg.
Ratelimit it so that the warning is still available, but doesn't take
over the entire log

Signed-off-by: Kent Russell <kent.russell at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index ed02b6d8bf63..9eb3b5feff56 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -207,7 +207,7 @@ static int pm_create_runlist_ib(struct packet_manager *pm,
 
 	if (is_over_subscription) {
 		if (!pm->is_over_subscription)
-			pr_warn("Runlist is getting oversubscribed. Expect reduced ROCm performance.\n");
+			pr_warn_ratelimited("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),
-- 
2.34.1



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