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io_uring: cleanly separate request types for iopoll

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After the addition of iopoll support for passthrough, there's a bit of
a mixup here. Clean it up and get rid of the casting for the passthrough
command type.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2022-09-02 15:16:29 -06:00
parent 585079b6e4
commit a1119fb071
1 changed files with 9 additions and 6 deletions
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15
io_uring/rw.c
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@ -1000,7 +1000,7 @@ int io_do_iopoll(struct io_ring_ctx *ctx, bool force_nonspin)
wq_list_for_each(pos, start, &ctx->iopoll_list) {
struct io_kiocb *req = container_of(pos, struct io_kiocb, comp_list);
struct io_rw *rw = io_kiocb_to_cmd(req, struct io_rw);
struct file *file = req->file;
int ret;
/*
@ -1012,12 +1012,15 @@ int io_do_iopoll(struct io_ring_ctx *ctx, bool force_nonspin)
break;
if (req->opcode == IORING_OP_URING_CMD) {
struct io_uring_cmd *ioucmd = (struct io_uring_cmd *)rw;
struct io_uring_cmd *ioucmd;
ret = req->file->f_op->uring_cmd_iopoll(ioucmd);
} else
ret = rw->kiocb.ki_filp->f_op->iopoll(&rw->kiocb, &iob,
poll_flags);
ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd);
ret = file->f_op->uring_cmd_iopoll(ioucmd);
} else {
struct io_rw *rw = io_kiocb_to_cmd(req, struct io_rw);
ret = file->f_op->iopoll(&rw->kiocb, &iob, poll_flags);
}
if (unlikely(ret < 0))
return ret;
else if (ret)