From: Gerd Hoffmann Date: Tue, 11 Sep 2018 13:42:09 +0000 (+0200) Subject: udmabuf: add MEMFD_CREATE dependency X-Git-Tag: v4.20-rc1~81^2~27^2~10 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=68d2f70efe2d622483c5cde7c27179a695285fb0;p=users%2Fjedix%2Flinux-maple.git 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 Acked-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20180911134216.9760-7-kraxel@redhat.com --- 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.