gpu: nvgpu: add API to print process name

Add an OS-abstracted API for printing the name of the current process
into a log message and convert the single occurrence of current->comm in
submit path power failure to use it.

Jira NVGPU-705

Change-Id: I1a509dcc5aecc3c89ce4582733888081b3e38f1f
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1749833
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/os/linux/os_sched.c b/drivers/gpu/nvgpu/os/linux/os_sched.c
index 586b35eb..9a25da18 100644
--- a/drivers/gpu/nvgpu/os/linux/os_sched.c
+++ b/drivers/gpu/nvgpu/os/linux/os_sched.c
@@ -24,3 +24,9 @@ int nvgpu_current_pid(struct gk20a *g)
 {
         return current->tgid;
 }
+
+void __nvgpu_print_current(struct gk20a *g, const char *func_name, int line,
+                void *ctx, enum nvgpu_log_type type)
+{
+        __nvgpu_log_msg(g, func_name, line, type, current->comm);
+}