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gpu: nvgpu: vgpu: init rwsem deterministic_busy

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Uninitialized rwsem raised warnings on enabling spinlock debug.

Bug 2880934

Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Change-Id: I74828b291c518f1fd987806682118041af41e080
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2346408
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Aparna Das <aparnad@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
2020-05-18 18:39:29 -07:00
committed by Alex Waterman
parent b3766f352c
commit f2d424d452
1 changed files with 1 additions and 0 deletions
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drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c
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@@ -92,6 +92,7 @@ static void vgpu_init_vars(struct gk20a *g, struct gk20a_platform *platform)
nvgpu_mutex_init(&g->power_lock); nvgpu_mutex_init(&g->power_lock);
nvgpu_mutex_init(&g->clk_arb_enable_lock); nvgpu_mutex_init(&g->clk_arb_enable_lock);
nvgpu_mutex_init(&g->cg_pg_lock); nvgpu_mutex_init(&g->cg_pg_lock);
nvgpu_rwsem_init(&g->deterministic_busy);
nvgpu_mutex_init(&priv->vgpu_clk_get_freq_lock); nvgpu_mutex_init(&priv->vgpu_clk_get_freq_lock);