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43e0bbbd0b
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2 Commits

Author SHA1 Message Date
Jens Axboe
43e0bbbd0b io_uring: add netmsg cache 
For recvmsg/sendmsg, if they don't complete inline, we currently need
to allocate a struct io_async_msghdr for each request. This is a
somewhat large struct.

Hook up sendmsg/recvmsg to use the io_alloc_cache. This reduces the
alloc + free overhead considerably, yielding 4-5% of extra performance
running netbench.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
 2022-07-24 18:39:17 -06:00
Jens Axboe
f9ead18c10 io_uring: split network related opcodes into its own file 
While at it, convert the handlers to just use io_eopnotsupp_prep()
if CONFIG_NET isn't set.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
 2022-07-24 18:39:11 -06:00