diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index 271c384a5..57a026227 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -6260,18 +6260,7 @@ int gk20a_gr_isr(struct gk20a *g)
 
 			/* signal clients waiting on an event */
 			if (gk20a_gr_sm_debugger_attached(g) && post_event && fault_ch) {
-				if (gk20a_is_channel_marked_as_tsg(fault_ch)) {
-					struct tsg_gk20a *tsg = &g->fifo.tsg[fault_ch->tsgid];
-					struct channel_gk20a *__ch;
-
-					mutex_lock(&tsg->ch_list_lock);
-					list_for_each_entry(__ch, &tsg->ch_list, ch_entry) {
-						gk20a_dbg_gpu_post_events(__ch);
-					}
-					mutex_unlock(&tsg->ch_list_lock);
-				} else {
-					gk20a_dbg_gpu_post_events(fault_ch);
-				}
+				gk20a_dbg_gpu_post_events(fault_ch);
 			}
 
 			if (need_reset && ch)