Provide some serialisation between user operations by waiting for the reset initiated by setting i915_wedged to complete.
Signed-off-by: Chris Wilson <[email protected]> Cc: Tvrtko Ursulin <[email protected]> Cc: Mika Kuoppala <[email protected]> --- drivers/gpu/drm/i915/i915_debugfs.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 5fdf8c137235..ada823815b8a 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4129,6 +4129,10 @@ i915_wedged_set(void *data, u64 val) i915_handle_error(dev_priv, val, "Manually setting wedged to %llu", val); + wait_on_bit(&dev_priv->gpu_error.flags, + I915_RESET_HANDOFF, + TASK_UNINTERRUPTIBLE); + return 0; } -- 2.11.0 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
