Re: [PATCH] drm/vram-helper: turn on PRIME import/export

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Am 02.03.23 um 11:14 schrieb Simon Ser:
On Thursday, March 2nd, 2023 at 08:11, Christian König <christian.koenig@xxxxxxx> wrote:

Am 01.03.23 um 23:29 schrieb Simon Ser:

We don't populate gem_prime_import_sg_table so only DMA-BUFs
exported from our own device can be imported. Still, this is useful
to user-space.
But what happens if one of your BOs is imported into another device?
Is there a way to make this fail, always?

Well you could return an error from the attach callback if I'm not completely mistaken.

But that's certainly not a standard function of the DRM helpers.

Regards,
Christian.



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