gpu: nvgpu: process granularity for FECS traces

When processing FECS traces, a hash table is used
to retrieve the 'pid' of the process that created
the channel/TSG. Report process identifer (aka
tgid in kernel) instead of thread identifier (aka
pid) for FECS traces.

Bug 1736423

Change-Id: I54cb9d298b9fe3e1cccdd7145604cd01c5758c9d
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: http://git-master/r/1166501
(cherry picked from commit f7fd1f6d7ad0753b787ec20604a08a1f4882fe6f)
Reviewed-on: http://git-master/r/1168728
(cherry picked from commit 97a62e5b89352fce576f1bca71b38bf2242ff047)
Reviewed-on: http://git-master/r/1177823
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Richard Zhao <rizhao@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
index 8c82fc68..5133f86a 100644
--- a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
@@ -2999,7 +2999,7 @@ static int gk20a_fifo_sched_debugfs_seq_show(
                 seq_printf(s, "%-8d %-8d %-8d %-9d %-8d %-10d %-8d %-8d\n",
                                 ch->hw_chid,
                                 ch->tsgid,
-                                ch->pid,
+                                ch->tgid,
                                 tsg ? tsg->timeslice_us : ch->timeslice_us,
                                 ch->timeout_ms_max,
                                 ch->interleave_level,