[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for mdev based hardware virtio offloading support (rev4)

[Patchwork]

== Series Details ==

Series: mdev based hardware virtio offloading support (rev4)
URL   : https://patchwork.freedesktop.org/series/66989/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
1c00a9513524 mdev: class id support
ca514b262666 mdev: bus uevent support
136343b6a2ec modpost: add support for mdev class id
31c623a77f49 mdev: introduce device specific ops
-:454: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#454: 
new file mode 100644

total: 0 errors, 1 warnings, 0 checks, 577 lines checked
b894fa7e61e6 mdev: introduce virtio device and its device ops
-:24: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#24: 
new file mode 100644

-:115: WARNING:SPACE_BEFORE_TAB: please, no space before tabs
#115: FILE: include/linux/virtio_mdev.h:87:
+ * @get_status: ^I^IGet the device status$

-:118: WARNING:SPACE_BEFORE_TAB: please, no space before tabs
#118: FILE: include/linux/virtio_mdev.h:90:
+ * @set_status: ^I^ISet the device status$

-:121: WARNING:SPACE_BEFORE_TAB: please, no space before tabs
#121: FILE: include/linux/virtio_mdev.h:93:
+ * @get_config: ^I^IRead from device specific configuration space$

-:128: WARNING:SPACE_BEFORE_TAB: please, no space before tabs
#128: FILE: include/linux/virtio_mdev.h:100:
+ * @set_config: ^I^IWrite to device specific configuration space$

total: 0 errors, 5 warnings, 0 checks, 155 lines checked
09a6fb6a58b7 virtio: introduce a mdev based transport
-:26: WARNING:CONFIG_DESCRIPTION: please write a paragraph that describes the config symbol fully
#26: FILE: drivers/virtio/Kconfig:46:
+config VIRTIO_MDEV_DEVICE

-:46: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#46: 
new file mode 100644

-:106: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#106: FILE: drivers/virtio/virtio_mdev.c:56:
+static void virtio_mdev_get(struct virtio_device *vdev, unsigned offset,

-:107: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#107: FILE: drivers/virtio/virtio_mdev.c:57:
+			    void *buf, unsigned len)

-:115: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#115: FILE: drivers/virtio/virtio_mdev.c:65:
+static void virtio_mdev_set(struct virtio_device *vdev, unsigned offset,

-:116: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#116: FILE: drivers/virtio/virtio_mdev.c:66:
+			    const void *buf, unsigned len)

-:183: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#183: FILE: drivers/virtio/virtio_mdev.c:133:
+virtio_mdev_setup_vq(struct virtio_device *vdev, unsigned index,

-:262: CHECK:BRACES: Blank lines aren't necessary before a close brace '}'
#262: FILE: drivers/virtio/virtio_mdev.c:212:
+
+}

-:294: WARNING:UNSPECIFIED_INT: Prefer 'unsigned int' to bare use of 'unsigned'
#294: FILE: drivers/virtio/virtio_mdev.c:244:
+static int virtio_mdev_find_vqs(struct virtio_device *vdev, unsigned nvqs,

total: 0 errors, 8 warnings, 1 checks, 433 lines checked
6c7d5f4eec30 docs: sample driver to demonstrate how to implement virtio-mdev framework
-:39: WARNING:CONFIG_DESCRIPTION: please write a paragraph that describes the config symbol fully
#39: FILE: samples/Kconfig:134:
+config SAMPLE_VIRTIO_MDEV_NET

-:59: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#59: 
new file mode 100644

-:147: CHECK:UNCOMMENTED_DEFINITION: spinlock_t definition without comment
#147: FILE: samples/vfio-mdev/mvnet.c:84:
+	spinlock_t lock;

-:180: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#180: FILE: samples/vfio-mdev/mvnet.c:117:
+	vringh_init_kern(&vq->vring, mvnet_features, MVNET_QUEUE_MAX,
+			false, 0, 0, 0);

-:285: CHECK:COMPARISON_TO_NULL: Comparison to NULL could be written "!addr"
#285: FILE: samples/vfio-mdev/mvnet.c:222:
+	if (addr == NULL)

-:288: CHECK:SPACING: No space is necessary after a cast
#288: FILE: samples/vfio-mdev/mvnet.c:225:
+		*dma_addr = (dma_addr_t) addr;

-:318: CHECK:ALLOC_SIZEOF_STRUCT: Prefer kzalloc(sizeof(*mvnet)...) over kzalloc(sizeof(struct mvnet_state)...)
#318: FILE: samples/vfio-mdev/mvnet.c:255:
+	mvnet = kzalloc(sizeof(struct mvnet_state), GFP_KERNEL);

-:319: CHECK:COMPARISON_TO_NULL: Comparison to NULL could be written "!mvnet"
#319: FILE: samples/vfio-mdev/mvnet.c:256:
+	if (mvnet == NULL)

-:375: CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#375: FILE: samples/vfio-mdev/mvnet.c:312:
+sample_mvnet_dev_show(struct device *dev, struct device_attribute *attr,
+		     char *buf)

total: 0 errors, 2 warnings, 7 checks, 715 lines checked