iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

io_uring/net: io_async_msghdr caches for sendzc

Browse Source 
We already keep io_async_msghdr caches for normal send/recv requests,
use them also for zerocopy send.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/42fa615b6e0be25f47a685c35d7b5e4f1b03d348.1662639236.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2022-09-08 13:20:31 +01:00 committed by Jens Axboe
parent 858c293e5d
commit 6bf8ad25fc
1 changed files with 4 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
io_uring/net.c
View File

@ -196,10 +196,9 @@ int io_sendzc_prep_async(struct io_kiocb *req)
if (!zc->addr || req_has_async_data(req))
return 0;
if (io_alloc_async_data(req))
io = io_msg_alloc_async_prep(req);
if (!io)
return -ENOMEM;
io = req->async_data;
ret = move_addr_to_kernel(zc->addr, zc->addr_len, &io->addr);
return ret;
}
@ -212,9 +211,9 @@ static int io_setup_async_addr(struct io_kiocb *req,
if (!addr || req_has_async_data(req))
return -EAGAIN;
if (io_alloc_async_data(req))
io = io_msg_alloc_async(req, issue_flags);
if (!io)
return -ENOMEM;
io = req->async_data;
memcpy(&io->addr, addr, sizeof(io->addr));
return -EAGAIN;
}