Merge tag 'armsoc-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

[linux.git] / drivers / dma-buf / Kconfig

diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
index ed3b785bae37e1cd589697f04d1b868dc2fccd9b..2e5a0faa2cb10d58c0c071f8a5c588769e0f82e2 100644 (file)
--- a/drivers/dma-buf/Kconfig
+++ b/drivers/dma-buf/Kconfig
@@ -30,4 +30,13 @@ config SW_SYNC
          WARNING: improper use of this can result in deadlocking kernel
          drivers from userspace. Intended for test and debug only.
 
+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.
+
 endmenu