io_uring: split io_req_complete_post() and add a helper

Split io_req_complete_post(), this is a prep for the next patch.

Signed-off-by: Hao Xu <haoxu@linux.alibaba.com>
Link: https://lore.kernel.org/r/20211207093951.247840-5-haoxu@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Hao Xu 2021-12-07 17:39:50 +08:00 коммит произвёл Jens Axboe
Родитель 9f8d032a36
Коммит a37fae8aaa
1 изменённых файлов: 11 добавлений и 3 удалений

Просмотреть файл

@ -1891,12 +1891,11 @@ static noinline bool io_fill_cqe_aux(struct io_ring_ctx *ctx, u64 user_data,
return __io_fill_cqe(ctx, user_data, res, cflags);
}
static void io_req_complete_post(struct io_kiocb *req, s32 res,
u32 cflags)
static void __io_req_complete_post(struct io_kiocb *req, s32 res,
u32 cflags)
{
struct io_ring_ctx *ctx = req->ctx;
spin_lock(&ctx->completion_lock);
if (!(req->flags & REQ_F_CQE_SKIP))
__io_fill_cqe(ctx, req->user_data, res, cflags);
/*
@ -1918,6 +1917,15 @@ static void io_req_complete_post(struct io_kiocb *req, s32 res,
wq_list_add_head(&req->comp_list, &ctx->locked_free_list);
ctx->locked_free_nr++;
}
}
static void io_req_complete_post(struct io_kiocb *req, s32 res,
u32 cflags)
{
struct io_ring_ctx *ctx = req->ctx;
spin_lock(&ctx->completion_lock);
__io_req_complete_post(req, res, cflags);
io_commit_cqring(ctx);
spin_unlock(&ctx->completion_lock);
io_cqring_ev_posted(ctx);