From f2d424d45229e8381834a39a9a63eff6ce856c4d Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Mon, 18 May 2020 18:39:29 -0700 Subject: [PATCH] gpu: nvgpu: vgpu: init rwsem deterministic_busy Uninitialized rwsem raised warnings on enabling spinlock debug. Bug 2880934 Signed-off-by: Richard Zhao Change-Id: I74828b291c518f1fd987806682118041af41e080 Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2346408 Reviewed-by: automaticguardword Reviewed-by: Alex Waterman Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Aparna Das Reviewed-by: mobile promotions Tested-by: mobile promotions GVS: Gerrit_Virtual_Submit --- drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c b/drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c index 423e0e11e..a82983c24 100644 --- a/drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c +++ b/drivers/gpu/nvgpu/os/linux/vgpu/vgpu_linux.c @@ -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->clk_arb_enable_lock); nvgpu_mutex_init(&g->cg_pg_lock); + nvgpu_rwsem_init(&g->deterministic_busy); nvgpu_mutex_init(&priv->vgpu_clk_get_freq_lock);