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SubjectRe: [PATCH v7] Add udmabuf misc device
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Am Montag, den 10.09.2018, 12:53 +0200 schrieb Gerd Hoffmann:
>
> By default qemu doesn't use memfd for backing storage, you have to
> explicitly configure qemu that way (see qemu commit log of the test
> branch):
>
> qemu-system-x86_64 -m 2G
> -object memory-backend-memfd,id=ram,size=2G
> -numa node,memdev=ram"

Thanks, but that doesn't seem to help. Are there any host kernel
configuration parameters or features that I should set (apart from
enabling udmabuf)?

Best,
Gert



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