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* [PATCH v2 0/2] Optimize WARN_ON macros
@ 2015-12-18 11:17 Joonas Lahtinen
  2015-12-18 11:17 ` [PATCH v2 1/2] drm/i915: Simplify _STATE_ debug macros Joonas Lahtinen
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Joonas Lahtinen @ 2015-12-18 11:17 UTC (permalink / raw)
  To: Intel graphics driver community testing & development

Joonas Lahtinen (2):
  drm/i915: Simplify _STATE_ debug macros
  drm/i915: Compile-time concatenate WARN_ON macro strings

 drivers/gpu/drm/i915/i915_drv.h | 23 ++++++-----------------
 1 file changed, 6 insertions(+), 17 deletions(-)

-- 
2.4.3

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH v2 1/2] drm/i915: Simplify _STATE_ debug macros
  2015-12-18 11:17 [PATCH v2 0/2] Optimize WARN_ON macros Joonas Lahtinen
@ 2015-12-18 11:17 ` Joonas Lahtinen
  2015-12-18 11:17 ` [PATCH v2 2/2] drm/i915: Compile-time concatenate WARN_ON macro strings Joonas Lahtinen
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: Joonas Lahtinen @ 2015-12-18 11:17 UTC (permalink / raw)
  To: Intel graphics driver community testing & development

Take advantage of WARN return value to simplify the flow.

Cc: Rob Clark <robdclark@gmail.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reported-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 1d28d90..5a5a3e0 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -87,23 +87,18 @@
  */
 #define I915_STATE_WARN(condition, format...) ({			\
 	int __ret_warn_on = !!(condition);				\
-	if (unlikely(__ret_warn_on)) {					\
-		if (i915.verbose_state_checks)				\
-			WARN(1, format);				\
-		else 							\
+	if (unlikely(__ret_warn_on))					\
+		if (!WARN(i915.verbose_state_checks, format))		\
 			DRM_ERROR(format);				\
-	}								\
 	unlikely(__ret_warn_on);					\
 })
 
 #define I915_STATE_WARN_ON(condition) ({				\
 	int __ret_warn_on = !!(condition);				\
-	if (unlikely(__ret_warn_on)) {					\
-		if (i915.verbose_state_checks)				\
-			WARN(1, "WARN_ON(" #condition ")\n");		\
-		else 							\
+	if (unlikely(__ret_warn_on))					\
+		if (!WARN(i915.verbose_state_checks,			\
+			  "WARN_ON(" #condition ")\n"))			\
 			DRM_ERROR("WARN_ON(" #condition ")\n");		\
-	}								\
 	unlikely(__ret_warn_on);					\
 })
 
-- 
2.4.3

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http://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH v2 2/2] drm/i915: Compile-time concatenate WARN_ON macro strings
  2015-12-18 11:17 [PATCH v2 0/2] Optimize WARN_ON macros Joonas Lahtinen
  2015-12-18 11:17 ` [PATCH v2 1/2] drm/i915: Simplify _STATE_ debug macros Joonas Lahtinen
@ 2015-12-18 11:17 ` Joonas Lahtinen
  2015-12-18 12:14 ` ✗ warning: Fi.CI.BAT Patchwork
  2015-12-18 13:59 ` Patchwork
  3 siblings, 0 replies; 5+ messages in thread
From: Joonas Lahtinen @ 2015-12-18 11:17 UTC (permalink / raw)
  To: Intel graphics driver community testing & development

Using __stringify(x) instead of #x adds support for macros as
a parameter and compile-time concatenation reduces the runtime
overhead.

Slightly increases the .text size but should not matter.

v2:
- Define I915_STATE_WARN_ON though I915_STATE_WARN
  (Bikeshed inspiration by Chris)

v3:
- More specific commit message

Cc: Rob Clark <robdclark@gmail.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5a5a3e0..1ccd137 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -69,11 +69,11 @@
 		BUILD_BUG_ON(__i915_warn_cond); \
 	WARN(__i915_warn_cond, "WARN_ON(" #x ")"); })
 #else
-#define WARN_ON(x) WARN((x), "WARN_ON(%s)", #x )
+#define WARN_ON(x) WARN((x), "WARN_ON(" __stringify(x) ")")
 #endif
 
 #undef WARN_ON_ONCE
-#define WARN_ON_ONCE(x) WARN_ONCE((x), "WARN_ON_ONCE(%s)", #x )
+#define WARN_ON_ONCE(x) WARN_ONCE((x), "WARN_ON_ONCE(" __stringify(x) ")")
 
 #define MISSING_CASE(x) WARN(1, "Missing switch case (%lu) in %s\n", \
 			     (long) (x), __func__);
@@ -93,14 +93,8 @@
 	unlikely(__ret_warn_on);					\
 })
 
-#define I915_STATE_WARN_ON(condition) ({				\
-	int __ret_warn_on = !!(condition);				\
-	if (unlikely(__ret_warn_on))					\
-		if (!WARN(i915.verbose_state_checks,			\
-			  "WARN_ON(" #condition ")\n"))			\
-			DRM_ERROR("WARN_ON(" #condition ")\n");		\
-	unlikely(__ret_warn_on);					\
-})
+#define I915_STATE_WARN_ON(x)						\
+	I915_STATE_WARN((x), "WARN_ON(" __stringify(x) ")")
 
 static inline const char *yesno(bool v)
 {
-- 
2.4.3

_______________________________________________
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Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* ✗ warning: Fi.CI.BAT
  2015-12-18 11:17 [PATCH v2 0/2] Optimize WARN_ON macros Joonas Lahtinen
  2015-12-18 11:17 ` [PATCH v2 1/2] drm/i915: Simplify _STATE_ debug macros Joonas Lahtinen
  2015-12-18 11:17 ` [PATCH v2 2/2] drm/i915: Compile-time concatenate WARN_ON macro strings Joonas Lahtinen
@ 2015-12-18 12:14 ` Patchwork
  2015-12-18 13:59 ` Patchwork
  3 siblings, 0 replies; 5+ messages in thread
From: Patchwork @ 2015-12-18 12:14 UTC (permalink / raw)
  To: Joonas Lahtinen; +Cc: intel-gfx

== Summary ==

Built on 3c71db89fc37b6061ce6b070ce73f89155da5f20 drm-intel-nightly: 2015y-12m-18d-09h-42m-49s UTC integration manifest

Test igt@kms_flip@basic-flip-vs-wf_vblank on ivb-t430s pass -> dmesg-warn
Test igt@kms_flip@basic-flip-vs-wf_vblank on bsw-nuc-2 pass -> dmesg-warn
Test igt@kms_pipe_crc_basic@hang-read-crc-pipe-a on ivb-t430s dmesg-warn -> pass
Test igt@gem_mmap@basic on byt-nuc dmesg-warn -> pass
Test igt@pm_rpm@basic-pci-d3-state on bdw-ultra dmesg-warn -> pass
Test igt@kms_flip@basic-plain-flip on bdw-ultra pass -> dmesg-warn
Test igt@gem_mmap_gtt@basic-write on bsw-nuc-2 dmesg-warn -> pass
Test igt@kms_pipe_crc_basic@read-crc-pipe-a on snb-x220t dmesg-warn -> pass
Test igt@kms_pipe_crc_basic@read-crc-pipe-a on byt-nuc dmesg-warn -> pass
Test igt@kms_pipe_crc_basic@read-crc-pipe-c on skl-i5k-2 dmesg-warn -> pass
Test igt@kms_flip@basic-flip-vs-modeset on hsw-brixbox dmesg-warn -> pass
Test igt@kms_pipe_crc_basic@suspend-read-crc-pipe-b on snb-x220t pass -> dmesg-warn

bdw-ultra        total:132  pass:124  dwarn:2   dfail:0   fail:0   skip:6  
bsw-nuc-2        total:135  pass:114  dwarn:1   dfail:0   fail:0   skip:20 
byt-nuc          total:135  pass:120  dwarn:2   dfail:0   fail:0   skip:13 
hsw-brixbox      total:135  pass:127  dwarn:1   dfail:0   fail:0   skip:7  
hsw-gt2          total:135  pass:130  dwarn:1   dfail:0   fail:0   skip:4  
hsw-xps12        total:132  pass:125  dwarn:3   dfail:0   fail:0   skip:4  
ilk-hp8440p      total:135  pass:100  dwarn:0   dfail:0   fail:2   skip:33 
ivb-t430s        total:135  pass:128  dwarn:1   dfail:1   fail:1   skip:4  
skl-i5k-2        total:135  pass:123  dwarn:4   dfail:0   fail:0   skip:8  
skl-i7k-2        total:135  pass:123  dwarn:4   dfail:0   fail:0   skip:8  
snb-dellxps      total:135  pass:121  dwarn:2   dfail:0   fail:0   skip:12 
snb-x220t        total:135  pass:121  dwarn:2   dfail:0   fail:1   skip:11 

Results at /archive/results/CI_IGT_test/Patchwork_715/

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 5+ messages in thread

* ✗ warning: Fi.CI.BAT
  2015-12-18 11:17 [PATCH v2 0/2] Optimize WARN_ON macros Joonas Lahtinen
                   ` (2 preceding siblings ...)
  2015-12-18 12:14 ` ✗ warning: Fi.CI.BAT Patchwork
@ 2015-12-18 13:59 ` Patchwork
  3 siblings, 0 replies; 5+ messages in thread
From: Patchwork @ 2015-12-18 13:59 UTC (permalink / raw)
  To: Joonas Lahtinen; +Cc: intel-gfx

== Summary ==

Built on 3c71db89fc37b6061ce6b070ce73f89155da5f20 drm-intel-nightly: 2015y-12m-18d-09h-42m-49s UTC integration manifest

Test gem_mmap:
        Subgroup basic:
                dmesg-warn -> PASS       (byt-nuc)
Test gem_mmap_gtt:
        Subgroup basic-write:
                dmesg-warn -> PASS       (bsw-nuc-2)
Test kms_flip:
        Subgroup basic-flip-vs-modeset:
                dmesg-warn -> PASS       (hsw-brixbox)
        Subgroup basic-flip-vs-wf_vblank:
                pass       -> DMESG-WARN (bsw-nuc-2)
                pass       -> DMESG-WARN (ivb-t430s)
        Subgroup basic-plain-flip:
                pass       -> DMESG-WARN (bdw-ultra)
Test kms_pipe_crc_basic:
        Subgroup hang-read-crc-pipe-a:
                dmesg-warn -> PASS       (ivb-t430s)
        Subgroup read-crc-pipe-a:
                dmesg-warn -> PASS       (snb-x220t)
                dmesg-warn -> PASS       (byt-nuc)
        Subgroup read-crc-pipe-c:
                dmesg-warn -> PASS       (skl-i5k-2)
        Subgroup suspend-read-crc-pipe-b:
                pass       -> DMESG-WARN (snb-x220t)
Test pm_rpm:
        Subgroup basic-pci-d3-state:
                dmesg-warn -> PASS       (bdw-ultra)

bdw-ultra        total:132  pass:124  dwarn:2   dfail:0   fail:0   skip:6  
bsw-nuc-2        total:135  pass:114  dwarn:1   dfail:0   fail:0   skip:20 
byt-nuc          total:135  pass:120  dwarn:2   dfail:0   fail:0   skip:13 
hsw-brixbox      total:135  pass:127  dwarn:1   dfail:0   fail:0   skip:7  
hsw-gt2          total:135  pass:130  dwarn:1   dfail:0   fail:0   skip:4  
hsw-xps12        total:132  pass:125  dwarn:3   dfail:0   fail:0   skip:4  
ilk-hp8440p      total:135  pass:100  dwarn:0   dfail:0   fail:2   skip:33 
ivb-t430s        total:135  pass:128  dwarn:1   dfail:1   fail:1   skip:4  
skl-i5k-2        total:135  pass:123  dwarn:4   dfail:0   fail:0   skip:8  
skl-i7k-2        total:135  pass:123  dwarn:4   dfail:0   fail:0   skip:8  
snb-dellxps      total:135  pass:121  dwarn:2   dfail:0   fail:0   skip:12 
snb-x220t        total:135  pass:121  dwarn:2   dfail:0   fail:1   skip:11 

Results at /archive/results/CI_IGT_test/Patchwork_715/

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2015-12-18 13:59 UTC | newest]

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-- links below jump to the message on this page --
2015-12-18 11:17 [PATCH v2 0/2] Optimize WARN_ON macros Joonas Lahtinen
2015-12-18 11:17 ` [PATCH v2 1/2] drm/i915: Simplify _STATE_ debug macros Joonas Lahtinen
2015-12-18 11:17 ` [PATCH v2 2/2] drm/i915: Compile-time concatenate WARN_ON macro strings Joonas Lahtinen
2015-12-18 12:14 ` ✗ warning: Fi.CI.BAT Patchwork
2015-12-18 13:59 ` Patchwork

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