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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-23 14:31:08 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-23 23:52:10 +0100 |
| commit | 058179e72e0956a2dfe4927db6cbe5fbfb2406aa (patch) | |
| tree | c187567f6a2c286a45d28f88189313df6856ce31 /drivers/gpu/drm/i915/i915_gpu_error.h | |
| parent | 2e0986a58cc4f2e7f9e7ede19ec32b9c116d0068 (diff) | |
| download | linux-058179e72e0956a2dfe4927db6cbe5fbfb2406aa.tar.gz linux-058179e72e0956a2dfe4927db6cbe5fbfb2406aa.tar.bz2 linux-058179e72e0956a2dfe4927db6cbe5fbfb2406aa.zip | |
drm/i915/gt: Replace hangcheck by heartbeats
Replace sampling the engine state every so often with a periodic
heartbeat request to measure the health of an engine. This is coupled
with the forced-preemption to allow long running requests to survive so
long as they do not block other users.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Jon Bloomfield <jon.bloomfield@intel.com>
Reviewed-by: Jon Bloomfield <jon.bloomfield@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191023133108.21401-5-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gpu_error.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.h b/drivers/gpu/drm/i915/i915_gpu_error.h index 7f1cd0b1fef7..4dc36d6ee3a2 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.h +++ b/drivers/gpu/drm/i915/i915_gpu_error.h @@ -34,7 +34,6 @@ struct i915_gpu_state { ktime_t boottime; ktime_t uptime; unsigned long capture; - unsigned long epoch; struct drm_i915_private *i915; @@ -86,7 +85,6 @@ struct i915_gpu_state { /* Software tracked state */ bool idle; - unsigned long hangcheck_timestamp; int num_requests; u32 reset_count; |