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authorHao Xu <haoxu@linux.alibaba.com>2021-12-07 17:39:50 +0800
committerJens Axboe <axboe@kernel.dk>2021-12-07 15:02:42 -0700
commita37fae8aaa62b05c11f059fee8fedf4313975abd (patch)
tree9d8b9ceb11cb37ed1d270e47a1bf932d64f1e93b /fs
parent9f8d032a364b2b579c6ce5a62b967056f8711e69 (diff)
downloadlwn-a37fae8aaa62b05c11f059fee8fedf4313975abd.tar.gz
lwn-a37fae8aaa62b05c11f059fee8fedf4313975abd.zip
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>
Diffstat (limited to 'fs')
-rw-r--r--fs/io_uring.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 85f9459e9072..21738ed7521e 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -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);