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gpu: nvgpu: print process name on submit failure

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Print process name if we fail submit due to gk20a_busy()
failure

This is helpful in debugging and to know the process name
submitting jobs to nvgpu after system shutdown was
already triggered

Bug 200262275

Change-Id: I34d8c07fc96fd5556afa982bfd56f7f3964449d0
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1284113
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
This commit is contained in:
Deepak Nibade
2017-01-12 14:50:21 +05:30
committed by mobile promotions
parent 36cc693ccb
commit 76dc6659ff
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/nvgpu/gk20a/channel_gk20a.c
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@@ -2822,7 +2822,8 @@ int gk20a_submit_channel_gpfifo(struct channel_gk20a *c,
/* gk20a_channel_update releases this ref. */
err = gk20a_busy(g->dev);
if (err) {
gk20a_err(d, "failed to host gk20a to submit gpfifo");
gk20a_err(d, "failed to host gk20a to submit gpfifo, process %s",
current->comm);
return err;
}