[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for dma-buf: Flag vmap'ed memory as system or I/O memory (rev3)

Patchwork patchwork at emeril.freedesktop.org
Fri Sep 25 12:07:58 UTC 2020


== Series Details ==

Series: dma-buf: Flag vmap'ed memory as system or I/O memory (rev3)
URL   : https://patchwork.freedesktop.org/series/81647/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
c94eaf86e18e dma-buf: Add struct dma-buf-map for storing struct dma_buf.vaddr_ptr
-:47: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#47: FILE: drivers/dma-buf/dma-buf.c:1212:
+		BUG_ON(dma_buf_map_is_null(&dmabuf->vmap_ptr));

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

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

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

-:86: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#86: 
new file mode 100644

total: 0 errors, 5 warnings, 0 checks, 138 lines checked
55973e093508 dma-buf: Use struct dma_buf_map in dma_buf_vmap() interfaces
c929afc2d68f dma-buf: Use struct dma_buf_map in dma_buf_vunmap() interfaces
-:48: WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() or BUG_ON()
#48: 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
993652ae5805 dma-buf: Document struct dma_buf_map




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