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gpu: nvgpu: vgpu: remove debugfs node dump_ctxsw_stats_on_channel_close

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It could cause kernel debug since vgpu cannot dump gr_ctx content.
Also set .dump_ctxsw_stats null in vgpu hal.

Bug 2848790

Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Change-Id: Ia9ec99d464be72e2be26df25c572e671e10c18a5
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2349295
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Richard Zhao
2020-05-22 17:47:18 -07:00
committed by Alex Waterman
parent cef1780e05
commit 6d922dd9b7
3 changed files with 9 additions and 7 deletions
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12
drivers/gpu/nvgpu/os/linux/debug_gr.c
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2017-2019 NVIDIA Corporation. All rights reserved.
* Copyright (C) 2017-2020 NVIDIA Corporation. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
@@ -226,12 +226,14 @@ int gr_gk20a_debugfs_init(struct gk20a *g)
if (!d)
return -ENOMEM;
d = debugfs_create_file(
"dump_ctxsw_stats_on_channel_close", S_IRUGO|S_IWUSR,
if (!g->is_virtual) {
d = debugfs_create_file(
"dump_ctxsw_stats_on_channel_close", S_IRUGO|S_IWUSR,
l->debugfs, g,
&dump_ctxsw_stats_on_channel_close_fops);
if (!d)
return -ENOMEM;
if (!d)
return -ENOMEM;
}
return 0;
}