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authorGerd Hoffmann <kraxel@redhat.com>2018-09-11 16:42:09 +0300
committerGerd Hoffmann <kraxel@redhat.com>2018-09-12 09:21:30 +0300
commit68d2f70efe2d622483c5cde7c27179a695285fb0 (patch)
treeb9fc82e23af22bfaee6fb0975d4f9623eaab19bc /drivers/dma-buf
parentdc254553f25d081cb72b8eff0c778fabfcf42500 (diff)
downloadlinux-68d2f70efe2d622483c5cde7c27179a695285fb0.tar.xz
udmabuf: add MEMFD_CREATE dependency
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> Link: http://patchwork.freedesktop.org/patch/msgid/20180911134216.9760-7-kraxel@redhat.com
Diffstat (limited to 'drivers/dma-buf')
-rw-r--r--drivers/dma-buf/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
index 338129eb126f..2e5a0faa2cb1 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.