Thread (37 messages) 37 messages, 9 authors, 2019-07-08
STALE2562d

[PATCH 12/16] staging/comedi: mark as broken

From: Christoph Hellwig <hch@lst.de>
Date: 2019-06-14 13:48:50
Also in: dri-devel, intel-gfx, linux-arm-kernel, linux-iommu, linux-media, linux-mm, linux-rdma, linux-s390, linux-wireless, lkml
Subsystem: staging subsystem, the rest · Maintainers: Greg Kroah-Hartman, Linus Torvalds

comedi_buf.c abuse the DMA API in gravely broken ways, as it assumes it
can call virt_to_page on the result, and the just remap it as uncached
using vmap.  Disable the driver until this API abuse has been fixed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/staging/comedi/Kconfig | 1 +
 1 file changed, 1 insertion(+)
diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
index 049b659fa6ad..e7c021d76cfa 100644
--- a/drivers/staging/comedi/Kconfig
+++ b/drivers/staging/comedi/Kconfig
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 config COMEDI
 	tristate "Data acquisition support (comedi)"
+	depends on BROKEN
 	help
 	  Enable support for a wide range of data acquisition devices
 	  for Linux.
-- 
2.20.1
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