diff options
| author | David Wei <dw@davidwei.uk> | 2025-11-13 10:46:18 +0000 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2025-11-13 11:19:37 -0700 |
| commit | 00d91481279fb2df8c46d19090578afd523ca630 (patch) | |
| tree | baa178531cca0afd991d31e34f9df8326d1b8e96 /include/uapi/linux | |
| parent | 0926f94ab36a6d76d07fa8f0934e65f5f66647ec (diff) | |
io_uring/zcrx: share an ifq between rings
Add a way to share an ifq from a src ring that is real (i.e. bound to a
HW RX queue) with other rings. This is done by passing a new flag
IORING_ZCRX_IFQ_REG_IMPORT in the registration struct
io_uring_zcrx_ifq_reg, alongside the fd of an exported zcrx ifq.
Signed-off-by: David Wei <dw@davidwei.uk>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/io_uring.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index 4bedc0310a55..deb772222b6d 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -1063,6 +1063,10 @@ struct io_uring_zcrx_area_reg { __u64 __resv2[2]; }; +enum zcrx_reg_flags { + ZCRX_REG_IMPORT = 1, +}; + /* * Argument for IORING_REGISTER_ZCRX_IFQ */ |