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io_uring: unify calling convention for async prep handling

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Make them consistent in preparation for defining a req async prep
handler. The readv/writev requests share a prep handler, move it one
level down so the initial one is consistent with the others.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2022-05-23 17:16:21 -06:00
parent fcde59feb1
commit 157dc813b4
1 changed files with 12 additions and 2 deletions
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14
fs/io_uring.c
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@ -4176,6 +4176,16 @@ static inline int io_rw_prep_async(struct io_kiocb *req, int rw)
return 0;
}
static int io_readv_prep_async(struct io_kiocb *req)
{
return io_rw_prep_async(req, READ);
}
static int io_writev_prep_async(struct io_kiocb *req)
{
return io_rw_prep_async(req, WRITE);
}
/*
* This is our waitqueue callback handler, registered through __folio_lock_async()
* when we initially tried to do the IO with the iocb armed our waitqueue.
@ -8136,9 +8146,9 @@ static int io_req_prep_async(struct io_kiocb *req)
switch (req->opcode) {
case IORING_OP_READV:
return io_rw_prep_async(req, READ);
return io_readv_prep_async(req);
case IORING_OP_WRITEV:
return io_rw_prep_async(req, WRITE);
return io_writev_prep_async(req);
case IORING_OP_SENDMSG:
return io_sendmsg_prep_async(req);
case IORING_OP_RECVMSG: