This is a note to let you know that I've just added the patch titled drm/i95: Initialize active ring->pid to -1 to the 3.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-i95-initialize-active-ring-pid-to-1.patch and it can be found in the queue-3.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From eee73b46261325eb140d899b5371f49b02d88f63 Mon Sep 17 00:00:00 2001 From: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> Date: Tue, 10 Jun 2014 12:09:29 +0100 Subject: drm/i95: Initialize active ring->pid to -1 From: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> commit eee73b46261325eb140d899b5371f49b02d88f63 upstream. Otherwise we print out spurious processes on unused rings in the error state. Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/i915_gpu_error.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -894,6 +894,8 @@ static void i915_gem_record_rings(struct for (i = 0; i < I915_NUM_RINGS; i++) { struct intel_ring_buffer *ring = &dev_priv->ring[i]; + error->ring[i].pid = -1; + if (ring->dev == NULL) continue; @@ -901,7 +903,6 @@ static void i915_gem_record_rings(struct i915_record_ring_state(dev, ring, &error->ring[i]); - error->ring[i].pid = -1; request = i915_gem_find_active_request(ring); if (request) { /* We need to copy these to an anonymous buffer Patches currently in stable-queue which might be from chris@xxxxxxxxxxxxxxxxxx are queue-3.15/drm-i95-initialize-active-ring-pid-to-1.patch queue-3.15/drm-i915-hold-the-table-lock-whilst-walking-the-file-s-idr-and-counting-the-objects-in-debugfs.patch queue-3.15/drm-i915-disable-fbc-by-default-also-on-haswell-and-later.patch queue-3.15/drm-i915-reorder-semaphore-deadlock-check.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html