Thread (5 messages) 5 messages, 3 authors, 2021-10-29
STALE1683d

[PATCH v1] drm: import DMA_BUF module namespace

From: Marcel Ziswiler <hidden>
Date: 2021-10-27 15:26:26
Also in: linux-next, lkml
Subsystem: drm drivers, drm drivers and misc gpu patches, the rest · Maintainers: David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds

From: Marcel Ziswiler <redacted>

Today's -next fails building arm64 defconfig as follows:

ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vunmap from
 namespace DMA_BUF, but does not import it.
ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vmap from
 namespace DMA_BUF, but does not import it.

Reported-by: Linux Kernel Functional Testing <redacted>
Fixes: commit 4b2b5e142ff4 ("drm: Move GEM memory managers into modules")
Signed-off-by: Marcel Ziswiler <redacted>

---

 drivers/gpu/drm/drm_gem_cma_helper.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c
index 6f7b3f8ec04d3..69f8564ad11cd 100644
--- a/drivers/gpu/drm/drm_gem_cma_helper.c
+++ b/drivers/gpu/drm/drm_gem_cma_helper.c
@@ -23,6 +23,8 @@
 #include <drm/drm_gem_cma_helper.h>
 #include <drm/drm_vma_manager.h>
 
+MODULE_IMPORT_NS(DMA_BUF);
+
 /**
  * DOC: cma helpers
  *
-- 
2.26.2


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