udmabuf builds without it, but if userspace can not create memfd
handles in the first place it is rather pointless to include it.
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
---
drivers/dma-buf/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
index 338129eb12..fc3fe3f04e 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
help
A driver to let userspace turn memfd regions into dma-bufs.
Qemu can use this to create host dmabufs for guest framebuffers.
--
2.9.3
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