[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for dma-buf: Flag vmap'ed memory as system or I/O memory (rev2)

[Patchwork]

== Series Details ==

Series: dma-buf: Flag vmap'ed memory as system or I/O memory (rev2)
URL   : https://patchwork.freedesktop.org/series/81647/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
757ce74a1b9b dma-buf: Add struct dma-buf-map for storing struct dma_buf.vaddr_ptr
-:52: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#52: FILE: drivers/dma-buf/dma-buf.c:1212:
+		BUG_ON(dma_buf_map_is_null(&dmabuf->vmap_ptr));

-:58: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#58: FILE: drivers/dma-buf/dma-buf.c:1217:
+	BUG_ON(dma_buf_map_is_set(&dmabuf->vmap_ptr));

-:76: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#76: FILE: drivers/dma-buf/dma-buf.c:1244:
+	BUG_ON(dma_buf_map_is_null(&dmabuf->vmap_ptr));

-:79: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#79: FILE: drivers/dma-buf/dma-buf.c:1246:
+	BUG_ON(!dma_buf_map_is_vaddr(&dmabuf->vmap_ptr, vaddr));

-:91: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#91: 
new file mode 100644

-:145: CHECK:COMPARISON_TO_NULL: Comparison to NULL could be written "!map->vaddr_iomem"
#145: FILE: include/linux/dma-buf-map.h:50:
+		return map->vaddr_iomem == NULL;

-:146: CHECK:COMPARISON_TO_NULL: Comparison to NULL could be written "!map->vaddr"
#146: FILE: include/linux/dma-buf-map.h:51:
+	return map->vaddr == NULL;

total: 0 errors, 5 warnings, 2 checks, 152 lines checked
3ed40eba3c1e dma-buf: Use struct dma_buf_map in dma_buf_vmap() interfaces
a23bd28000a3 dma-buf: Use struct dma_buf_map in dma_buf_vunmap() interfaces
-:43: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#43: FILE: drivers/dma-buf/dma-buf.c:1250:
+	BUG_ON(!dma_buf_map_is_equal(&dmabuf->vmap_ptr, map));

total: 0 errors, 1 warnings, 0 checks, 287 lines checked