[PATCH 5.12 009/242] drm/amdgpu: change the default timeout for kernel compute queues
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-07-15 19:05:53
Also in:
lkml
Subsystem:
drm drivers, radeon and amdgpu drm drivers, the rest · Maintainers:
David Airlie, Simona Vetter, Alex Deucher, Christian König, Linus Torvalds
From: Alex Deucher <alexander.deucher@amd.com> [ Upstream commit 67387dfe0f6630f2d4f412ce77debec23a49db7a ] Change to 60s. This matches what we already do in virtualization. Infinite timeout can lead to deadlocks in the kernel. Reviewed-by: Christian König <christian.koenig@amd.com> Acked-by: Daniel Vetter <redacted> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 8 +++----- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 ++-- 2 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index a32b41e4c24e..1b69aa74056d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c@@ -3141,8 +3141,8 @@ static int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev) int ret = 0; /* - * By default timeout for non compute jobs is 10000. - * And there is no timeout enforced on compute jobs. + * By default timeout for non compute jobs is 10000 + * and 60000 for compute jobs. * In SR-IOV or passthrough mode, timeout for compute * jobs are 60000 by default. */
@@ -3151,10 +3151,8 @@ static int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev) if (amdgpu_sriov_vf(adev)) adev->compute_timeout = amdgpu_sriov_is_pp_one_vf(adev) ? msecs_to_jiffies(60000) : msecs_to_jiffies(10000); - else if (amdgpu_passthrough(adev)) - adev->compute_timeout = msecs_to_jiffies(60000); else - adev->compute_timeout = MAX_SCHEDULE_TIMEOUT; + adev->compute_timeout = msecs_to_jiffies(60000); if (strnlen(input, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) { while ((timeout_setting = strsep(&input, ",")) &&
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index e92e7dea71da..f9728ee10298 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c@@ -272,9 +272,9 @@ module_param_named(msi, amdgpu_msi, int, 0444); * for SDMA and Video. * * By default(with no lockup_timeout settings), the timeout for all non-compute(GFX, SDMA and Video) - * jobs is 10000. And there is no timeout enforced on compute jobs. + * jobs is 10000. The timeout for compute is 60000. */ -MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: for bare metal 10000 for non-compute jobs and infinity timeout for compute jobs; " +MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: for bare metal 10000 for non-compute jobs and 60000 for compute jobs; " "for passthrough or sriov, 10000 for all jobs." " 0: keep default value. negative: infinity timeout), " "format: for bare metal [Non-Compute] or [GFX,Compute,SDMA,Video]; "
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2.30.2