mbox series

[PATCHSET,RFC,for-next,0/2] Add direct descriptor ring passing

Message ID 20220617134504.368706-1-axboe@kernel.dk (mailing list archive)
Headers show
Series Add direct descriptor ring passing | expand

Message

Jens Axboe June 17, 2022, 1:45 p.m. UTC 
Hi,

One of the things we currently cannot do with direct descriptors is pass
it to another application or ring. This adds support for doing so, through
the IORING_OP_MSG_RING ring-to-ring messaging opcode.

Some unresolved questions in patch 2 that need debating.

Comments

Jens Axboe June 17, 2022, 2:07 p.m. UTC | #1 
On 6/17/22 7:45 AM, Jens Axboe wrote:
> Hi,
> 
> One of the things we currently cannot do with direct descriptors is pass
> it to another application or ring. This adds support for doing so, through
> the IORING_OP_MSG_RING ring-to-ring messaging opcode.
> 
> Some unresolved questions in patch 2 that need debating.

Here's the basic test case I wrote for it.