[Intel-gfx] [PATCH] drm/i915/selftests: Take an explicit ref for rq->batch

[Intel-gfx] [PATCH] drm/i915/selftests: Take an explicit ref for rq->batch

[Chris Wilson]

Since we are peeking into the batch object of the request, it is
beholden on us to hold a reference to it.

Closes: https://gitlab.freedesktop.org/drm/intel/issues/1634
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/selftest_lrc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index 57db3d0ffaf2..c14ecdd04ec3 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -2655,7 +2655,7 @@ static int create_gang(struct intel_engine_cs *engine,
 	if (IS_ERR(rq))
 		goto err_obj;
 
-	rq->batch = vma;
+	rq->batch = i915_vma_get(vma);
 	i915_request_get(rq);
 
 	i915_vma_lock(vma);
@@ -2775,6 +2775,7 @@ static int live_preempt_gang(void *arg)
 				err = -ETIME;
 			}
 
+			i915_vma_put(rq->batch);
 			i915_request_put(rq);
 			rq = n;
 		}
-- 
2.20.1

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[Intel-gfx] [PATCH] drm/i915/selftests: Take an explicit ref for rq->batch

[Chris Wilson]

Since we are peeking into the batch object of the request, it is
beholden on us to hold a reference to it.

Closes: https://gitlab.freedesktop.org/drm/intel/issues/1634
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/selftest_lrc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index 57db3d0ffaf2..616d03506c2c 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -2655,7 +2655,7 @@ static int create_gang(struct intel_engine_cs *engine,
 	if (IS_ERR(rq))
 		goto err_obj;
 
-	rq->batch = vma;
+	rq->batch = i915_vma_get(vma);
 	i915_request_get(rq);
 
 	i915_vma_lock(vma);
@@ -2679,6 +2679,7 @@ static int create_gang(struct intel_engine_cs *engine,
 	return 0;
 
 err_rq:
+	i915_vma_put(rq->batch);
 	i915_request_put(rq);
 err_obj:
 	i915_gem_object_put(obj);
@@ -2775,6 +2776,7 @@ static int live_preempt_gang(void *arg)
 				err = -ETIME;
 			}
 
+			i915_vma_put(rq->batch);
 			i915_request_put(rq);
 			rq = n;
 		}
-- 
2.20.1

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Re: [Intel-gfx] [PATCH] drm/i915/selftests: Take an explicit ref for rq->batch

[Mika Kuoppala]

Chris Wilson <chris@chris-wilson.co.uk> writes:

> Since we are peeking into the batch object of the request, it is
> beholden on us to hold a reference to it.
>
> Closes: https://gitlab.freedesktop.org/drm/intel/issues/1634
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

Follow the mon^H^H^H request.

Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/gt/selftest_lrc.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
> index 57db3d0ffaf2..616d03506c2c 100644
> --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
> +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
> @@ -2655,7 +2655,7 @@ static int create_gang(struct intel_engine_cs *engine,
>  	if (IS_ERR(rq))
>  		goto err_obj;
>  
> -	rq->batch = vma;
> +	rq->batch = i915_vma_get(vma);
>  	i915_request_get(rq);
>  
>  	i915_vma_lock(vma);
> @@ -2679,6 +2679,7 @@ static int create_gang(struct intel_engine_cs *engine,
>  	return 0;
>  
>  err_rq:
> +	i915_vma_put(rq->batch);
>  	i915_request_put(rq);
>  err_obj:
>  	i915_gem_object_put(obj);
> @@ -2775,6 +2776,7 @@ static int live_preempt_gang(void *arg)
>  				err = -ETIME;
>  			}
>  
> +			i915_vma_put(rq->batch);
>  			i915_request_put(rq);
>  			rq = n;
>  		}
> -- 
> 2.20.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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[Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915/selftests: Take an explicit ref for rq->batch (rev2)

[Patchwork]

== Series Details ==

Series: drm/i915/selftests: Take an explicit ref for rq->batch (rev2)
URL   : https://patchwork.freedesktop.org/series/75662/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8272 -> Patchwork_17249
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/index.html

Possible new issues
-------------------

  Here are the unknown changes that may have been introduced in Patchwork_17249:

### IGT changes ###

#### Suppressed ####

  The following results come from untrusted machines, tests, or statuses.
  They do not affect the overall result.

  * {igt@gem_wait@busy@all}:
    - fi-tgl-y:           [PASS][1] -> [FAIL][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/fi-tgl-y/igt@gem_wait@busy@all.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/fi-tgl-y/igt@gem_wait@busy@all.html

  
Known issues
------------

  Here are the changes found in Patchwork_17249 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@i915_selftest@live@hangcheck:
    - fi-icl-u2:          [PASS][3] -> [INCOMPLETE][4] ([i915#1580])
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/fi-icl-u2/igt@i915_selftest@live@hangcheck.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/fi-icl-u2/igt@i915_selftest@live@hangcheck.html

  
#### Possible fixes ####

  * igt@i915_pm_rpm@module-reload:
    - fi-bsw-n3050:       [INCOMPLETE][5] ([i915#392]) -> [PASS][6]
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/fi-bsw-n3050/igt@i915_pm_rpm@module-reload.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/fi-bsw-n3050/igt@i915_pm_rpm@module-reload.html

  
#### Warnings ####

  * igt@kms_flip@basic-flip-vs-modeset:
    - fi-kbl-x1275:       [DMESG-WARN][7] ([i915#62] / [i915#92] / [i915#95]) -> [DMESG-WARN][8] ([i915#62] / [i915#92]) +5 similar issues
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/fi-kbl-x1275/igt@kms_flip@basic-flip-vs-modeset.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/fi-kbl-x1275/igt@kms_flip@basic-flip-vs-modeset.html

  * igt@kms_pipe_crc_basic@read-crc-pipe-a:
    - fi-kbl-x1275:       [DMESG-WARN][9] ([i915#62] / [i915#92]) -> [DMESG-WARN][10] ([i915#62] / [i915#92] / [i915#95]) +2 similar issues
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/fi-kbl-x1275/igt@kms_pipe_crc_basic@read-crc-pipe-a.html
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/fi-kbl-x1275/igt@kms_pipe_crc_basic@read-crc-pipe-a.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [i915#1580]: https://gitlab.freedesktop.org/drm/intel/issues/1580
  [i915#34]: https://gitlab.freedesktop.org/drm/intel/issues/34
  [i915#392]: https://gitlab.freedesktop.org/drm/intel/issues/392
  [i915#62]: https://gitlab.freedesktop.org/drm/intel/issues/62
  [i915#92]: https://gitlab.freedesktop.org/drm/intel/issues/92
  [i915#95]: https://gitlab.freedesktop.org/drm/intel/issues/95


Participating hosts (54 -> 47)
------------------------------

  Missing    (7): fi-ilk-m540 fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-ctg-p8600 fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * CI: CI-20190529 -> None
  * Linux: CI_DRM_8272 -> Patchwork_17249

  CI-20190529: 20190529
  CI_DRM_8272: 119725479d96edd8dfbae721c6ff343a14f1dc25 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5579: 13cf98c409f05fe43de9e43cbb5b7fd2274667fd @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17249: 2cc3bded914e69c9e6edfcc700520bc99c30d52d @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

2cc3bded914e drm/i915/selftests: Take an explicit ref for rq->batch

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/index.html
_______________________________________________
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Intel-gfx@lists.freedesktop.org
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[Intel-gfx] ✓ Fi.CI.IGT: success for drm/i915/selftests: Take an explicit ref for rq->batch (rev2)

[Patchwork]

== Series Details ==

Series: drm/i915/selftests: Take an explicit ref for rq->batch (rev2)
URL   : https://patchwork.freedesktop.org/series/75662/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8272_full -> Patchwork_17249_full
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  

Known issues
------------

  Here are the changes found in Patchwork_17249_full that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@kms_cursor_crc@pipe-a-cursor-suspend:
    - shard-skl:          [PASS][1] -> [INCOMPLETE][2] ([i915#300])
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-skl6/igt@kms_cursor_crc@pipe-a-cursor-suspend.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-skl8/igt@kms_cursor_crc@pipe-a-cursor-suspend.html

  * igt@kms_cursor_crc@pipe-c-cursor-suspend:
    - shard-kbl:          [PASS][3] -> [DMESG-WARN][4] ([i915#180]) +4 similar issues
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-kbl2/igt@kms_cursor_crc@pipe-c-cursor-suspend.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-kbl3/igt@kms_cursor_crc@pipe-c-cursor-suspend.html
    - shard-apl:          [PASS][5] -> [DMESG-WARN][6] ([i915#180])
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl3/igt@kms_cursor_crc@pipe-c-cursor-suspend.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl6/igt@kms_cursor_crc@pipe-c-cursor-suspend.html

  * igt@kms_hdr@bpc-switch-dpms:
    - shard-skl:          [PASS][7] -> [FAIL][8] ([i915#1188]) +2 similar issues
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-skl2/igt@kms_hdr@bpc-switch-dpms.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-skl8/igt@kms_hdr@bpc-switch-dpms.html

  * igt@kms_psr2_su@frontbuffer:
    - shard-iclb:         [PASS][9] -> [SKIP][10] ([fdo#109642] / [fdo#111068])
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-iclb2/igt@kms_psr2_su@frontbuffer.html
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-iclb6/igt@kms_psr2_su@frontbuffer.html

  * igt@kms_psr@psr2_no_drrs:
    - shard-iclb:         [PASS][11] -> [SKIP][12] ([fdo#109441]) +1 similar issue
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-iclb2/igt@kms_psr@psr2_no_drrs.html
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-iclb8/igt@kms_psr@psr2_no_drrs.html

  
#### Possible fixes ####

  * {igt@gem_ctx_isolation@preservation-s3@bcs0}:
    - shard-apl:          [DMESG-WARN][13] ([i915#180]) -> [PASS][14] +1 similar issue
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl6/igt@gem_ctx_isolation@preservation-s3@bcs0.html
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl8/igt@gem_ctx_isolation@preservation-s3@bcs0.html

  * igt@gem_exec_params@invalid-bsd-ring:
    - shard-iclb:         [SKIP][15] ([fdo#109276]) -> [PASS][16]
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-iclb7/igt@gem_exec_params@invalid-bsd-ring.html
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-iclb2/igt@gem_exec_params@invalid-bsd-ring.html

  * igt@i915_suspend@fence-restore-untiled:
    - shard-kbl:          [DMESG-WARN][17] ([i915#180]) -> [PASS][18] +1 similar issue
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-kbl4/igt@i915_suspend@fence-restore-untiled.html
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-kbl6/igt@i915_suspend@fence-restore-untiled.html

  * igt@kms_draw_crc@draw-method-rgb565-mmap-gtt-ytiled:
    - shard-glk:          [FAIL][19] ([i915#52] / [i915#54]) -> [PASS][20] +1 similar issue
   [19]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-glk8/igt@kms_draw_crc@draw-method-rgb565-mmap-gtt-ytiled.html
   [20]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-glk3/igt@kms_draw_crc@draw-method-rgb565-mmap-gtt-ytiled.html

  * igt@kms_fbcon_fbt@psr-suspend:
    - shard-skl:          [INCOMPLETE][21] ([i915#69]) -> [PASS][22] +1 similar issue
   [21]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-skl8/igt@kms_fbcon_fbt@psr-suspend.html
   [22]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-skl1/igt@kms_fbcon_fbt@psr-suspend.html

  * igt@kms_flip@flip-vs-expired-vblank-interruptible:
    - shard-glk:          [FAIL][23] ([i915#79]) -> [PASS][24]
   [23]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-glk9/igt@kms_flip@flip-vs-expired-vblank-interruptible.html
   [24]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-glk7/igt@kms_flip@flip-vs-expired-vblank-interruptible.html

  * igt@kms_frontbuffer_tracking@fbc-suspend:
    - shard-apl:          [DMESG-WARN][25] ([i915#180] / [i915#95]) -> [PASS][26]
   [25]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl6/igt@kms_frontbuffer_tracking@fbc-suspend.html
   [26]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl8/igt@kms_frontbuffer_tracking@fbc-suspend.html

  * igt@kms_plane_alpha_blend@pipe-b-coverage-7efc:
    - shard-skl:          [FAIL][27] ([fdo#108145] / [i915#265]) -> [PASS][28] +1 similar issue
   [27]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-skl5/igt@kms_plane_alpha_blend@pipe-b-coverage-7efc.html
   [28]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-skl10/igt@kms_plane_alpha_blend@pipe-b-coverage-7efc.html

  * igt@kms_psr@psr2_primary_mmap_cpu:
    - shard-iclb:         [SKIP][29] ([fdo#109441]) -> [PASS][30] +2 similar issues
   [29]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-iclb7/igt@kms_psr@psr2_primary_mmap_cpu.html
   [30]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-iclb2/igt@kms_psr@psr2_primary_mmap_cpu.html

  * igt@kms_setmode@basic:
    - shard-apl:          [FAIL][31] ([i915#31]) -> [PASS][32]
   [31]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl6/igt@kms_setmode@basic.html
   [32]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl4/igt@kms_setmode@basic.html

  
#### Warnings ####

  * igt@kms_plane_alpha_blend@pipe-a-alpha-opaque-fb:
    - shard-apl:          [FAIL][33] ([fdo#108145] / [i915#265]) -> [FAIL][34] ([fdo#108145] / [i915#265] / [i915#95]) +1 similar issue
   [33]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl4/igt@kms_plane_alpha_blend@pipe-a-alpha-opaque-fb.html
   [34]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl3/igt@kms_plane_alpha_blend@pipe-a-alpha-opaque-fb.html

  * igt@kms_plane_alpha_blend@pipe-c-alpha-basic:
    - shard-apl:          [FAIL][35] ([fdo#108145] / [i915#265] / [i915#95]) -> [FAIL][36] ([fdo#108145] / [i915#265]) +1 similar issue
   [35]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8272/shard-apl6/igt@kms_plane_alpha_blend@pipe-c-alpha-basic.html
   [36]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/shard-apl8/igt@kms_plane_alpha_blend@pipe-c-alpha-basic.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [fdo#108145]: https://bugs.freedesktop.org/show_bug.cgi?id=108145
  [fdo#109276]: https://bugs.freedesktop.org/show_bug.cgi?id=109276
  [fdo#109441]: https://bugs.freedesktop.org/show_bug.cgi?id=109441
  [fdo#109642]: https://bugs.freedesktop.org/show_bug.cgi?id=109642
  [fdo#111068]: https://bugs.freedesktop.org/show_bug.cgi?id=111068
  [i915#1188]: https://gitlab.freedesktop.org/drm/intel/issues/1188
  [i915#180]: https://gitlab.freedesktop.org/drm/intel/issues/180
  [i915#265]: https://gitlab.freedesktop.org/drm/intel/issues/265
  [i915#300]: https://gitlab.freedesktop.org/drm/intel/issues/300
  [i915#31]: https://gitlab.freedesktop.org/drm/intel/issues/31
  [i915#52]: https://gitlab.freedesktop.org/drm/intel/issues/52
  [i915#54]: https://gitlab.freedesktop.org/drm/intel/issues/54
  [i915#69]: https://gitlab.freedesktop.org/drm/intel/issues/69
  [i915#79]: https://gitlab.freedesktop.org/drm/intel/issues/79
  [i915#95]: https://gitlab.freedesktop.org/drm/intel/issues/95


Participating hosts (10 -> 10)
------------------------------

  No changes in participating hosts


Build changes
-------------

  * CI: CI-20190529 -> None
  * Linux: CI_DRM_8272 -> Patchwork_17249

  CI-20190529: 20190529
  CI_DRM_8272: 119725479d96edd8dfbae721c6ff343a14f1dc25 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5579: 13cf98c409f05fe43de9e43cbb5b7fd2274667fd @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17249: 2cc3bded914e69c9e6edfcc700520bc99c30d52d @ git://anongit.freedesktop.org/gfx-ci/linux
  piglit_4509: fdc5a4ca11124ab8413c7988896eec4c97336694 @ git://anongit.freedesktop.org/piglit

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17249/index.html
_______________________________________________
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