[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for cgroup private data and DRM/i915 integration

[Patchwork]

== Series Details ==

Series: cgroup private data and DRM/i915 integration
URL   : https://patchwork.freedesktop.org/series/40142/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
ed1f8853712d cgroup: Allow registration and lookup of cgroup private data (v2)
-:52: CHECK:UNCOMMENTED_DEFINITION: spinlock_t definition without comment
#52: FILE: include/linux/cgroup-defs.h:436:
+	spinlock_t privdata_lock;

-:276: WARNING:FUNCTION_ARGUMENTS: function definition argument 'struct kref *' should also have an identifier name
#276: FILE: kernel/cgroup/cgroup.c:6095:
+	void (*free)(struct kref *);

total: 0 errors, 1 warnings, 1 checks, 238 lines checked
a2cf2e58be10 cgroup: Introduce task_get_dfl_cgroup() (v2)
7837b0190516 cgroup: Introduce cgroup_priv_get_current
cd9b81bd5505 drm/i915: Adjust internal priority definitions
d4e5c99d4496 drm/i915: cgroup integration (v3)
-:34: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#34: 
new file mode 100644

-:109: WARNING:SIZEOF_PARENTHESIS: sizeof *priv should be sizeof(*priv)
#109: FILE: drivers/gpu/drm/i915/i915_cgroup.c:71:
+		priv = kzalloc(sizeof *priv, GFP_KERNEL);

-:207: WARNING:LONG_LINE: line over 100 characters
#207: FILE: drivers/gpu/drm/i915/i915_drv.c:2843:
+	DRM_IOCTL_DEF_DRV(I915_CGROUP_SETPARAM, i915_cgroup_setparam_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),

-:207: CHECK:SPACING: spaces preferred around that '|' (ctx:VxV)
#207: FILE: drivers/gpu/drm/i915/i915_drv.c:2843:
+	DRM_IOCTL_DEF_DRV(I915_CGROUP_SETPARAM, i915_cgroup_setparam_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
 	                                                                                ^

-:221: CHECK:UNCOMMENTED_DEFINITION: struct mutex definition without comment
#221: FILE: drivers/gpu/drm/i915/i915_drv.h:1743:
+	struct mutex cgroup_lock;

-:242: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#242: FILE: drivers/gpu/drm/i915/i915_drv.h:2697:
+}
+static inline void i915_cgroup_shutdown(struct drm_i915_private *dev_priv) {}

-:270: WARNING:LONG_LINE: line over 100 characters
#270: FILE: include/uapi/drm/i915_drm.h:381:
+#define DRM_IOCTL_I915_CGROUP_SETPARAM		DRM_IOW(DRM_COMMAND_BASE + DRM_I915_CGROUP_SETPARAM, struct drm_i915_cgroup_param)

total: 0 errors, 4 warnings, 3 checks, 239 lines checked
6d7ce25f32de drm/i915: Introduce 'priority offset' for GPU contexts (v3)
-:121: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'def' - possible side-effects?
#121: FILE: drivers/gpu/drm/i915/i915_cgroup.c:172:
+#define CGROUP_GET(name, field, def) \
+int i915_cgroup_get_current_##name(struct drm_i915_private *dev_priv)	\
+{									\
+	struct kref *ref;						\
+	int val = def;							\
+	if (!dev_priv->cgroup_priv_key) return def;			\
+	ref = cgroup_priv_get_current(dev_priv->cgroup_priv_key);	\
+	if (ref) {							\
+		val = cgrp_ref_to_i915(ref)->field;			\
+		kref_put(ref, i915_cgroup_free);			\
+	}								\
+	return val;							\
+}

-:126: ERROR:TRAILING_STATEMENTS: trailing statements should be on next line
#126: FILE: drivers/gpu/drm/i915/i915_cgroup.c:177:
+	if (!dev_priv->cgroup_priv_key) return def;			\

total: 1 errors, 0 warnings, 1 checks, 169 lines checked
dac3bdd93cb9 drm/i915: Introduce per-cgroup display boost setting
-:83: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#83: FILE: drivers/gpu/drm/i915/i915_drv.h:2706:
 }
+static inline int

total: 0 errors, 0 warnings, 1 checks, 89 lines checked
fa175d947839 drm/i915: Add context priority & priority offset to debugfs (v2)