diff mbox series

[v2,06/13] udmabuf: add MEMFD_CREATE dependency

Message ID 20180911134216.9760-7-kraxel@redhat.com (mailing list archive)
State New, archived
Headers show
Series [v2,01/13] udmabuf: sort headers, drop uapi/ path prefix | expand

Commit Message

Gerd Hoffmann Sept. 11, 2018, 1:42 p.m. UTC 
udmabuf builds without it, but if userspace can not create memfd
handles in the first place it is rather pointless to include it,
except for test builds.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/dma-buf/Kconfig | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
index 338129eb12..2e5a0faa2c 100644
--- a/drivers/dma-buf/Kconfig
+++ b/drivers/dma-buf/Kconfig
@@ -34,6 +34,7 @@  config UDMABUF
 	bool "userspace dmabuf misc driver"
 	default n
 	depends on DMA_SHARED_BUFFER
+	depends on MEMFD_CREATE || COMPILE_TEST
 	help
 	  A driver to let userspace turn memfd regions into dma-bufs.
 	  Qemu can use this to create host dmabufs for guest framebuffers.