From: Hao Xu <[email protected]>
To: Jens Axboe <[email protected]>
Cc: [email protected], Pavel Begunkov <[email protected]>,
Joseph Qi <[email protected]>
Subject: [PATCH 5/8] io_uring: split io_req_complete_post() and add a helper
Date: Mon, 27 Sep 2021 14:17:18 +0800 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
Split io_req_complete_post(), this is a prep for the next patch.
Signed-off-by: Hao Xu <[email protected]>
---
fs/io_uring.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 58ce58e7c65d..4ee5bbe36e3b 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1793,12 +1793,11 @@ static noinline bool io_cqring_fill_event(struct io_ring_ctx *ctx, u64 user_data
return __io_cqring_fill_event(ctx, user_data, res, cflags);
}
-static void io_req_complete_post(struct io_kiocb *req, long res,
+static void __io_req_complete_post(struct io_kiocb *req, long res,
unsigned int cflags)
{
struct io_ring_ctx *ctx = req->ctx;
- spin_lock(&ctx->completion_lock);
__io_cqring_fill_event(ctx, req->user_data, res, cflags);
/*
* If we're the last reference to this request, add to our locked
@@ -1819,6 +1818,15 @@ static void io_req_complete_post(struct io_kiocb *req, long res,
ctx->locked_free_nr++;
percpu_ref_put(&ctx->refs);
}
+}
+
+static void io_req_complete_post(struct io_kiocb *req, long res,
+ unsigned int 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);
--
2.24.4
next prev parent reply other threads:[~2021-09-27 6:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-27 6:17 [PATCH 0/6] task_work optimization Hao Xu
2021-09-27 6:17 ` [PATCH 1/8] io-wq: code clean for io_wq_add_work_after() Hao Xu
2021-09-28 11:08 ` Pavel Begunkov
2021-09-29 7:36 ` Hao Xu
2021-09-29 11:23 ` Pavel Begunkov
2021-09-27 6:17 ` [PATCH 2/8] io-wq: add helper to merge two wq_lists Hao Xu
2021-09-27 10:17 ` Hao Xu
2021-09-28 11:10 ` Pavel Begunkov
2021-09-28 16:48 ` Hao Xu
2021-09-29 11:23 ` Pavel Begunkov
2021-09-27 6:17 ` [PATCH 3/8] io_uring: add a limited tw list for irq completion work Hao Xu
2021-09-28 11:29 ` Pavel Begunkov
2021-09-28 16:55 ` Hao Xu
2021-09-29 11:25 ` Pavel Begunkov
2021-09-29 11:38 ` Hao Xu
2021-09-30 9:02 ` Pavel Begunkov
2021-09-30 3:21 ` Hao Xu
2021-09-27 6:17 ` [PATCH 4/8] io_uring: add helper for task work execution code Hao Xu
2021-09-27 6:17 ` Hao Xu [this message]
2021-09-27 6:17 ` [PATCH 6/8] io_uring: move up io_put_kbuf() and io_put_rw_kbuf() Hao Xu
2021-09-27 6:17 ` [PATCH 7/8] io_uring: add tw_ctx for io_uring_task Hao Xu
2021-09-27 6:17 ` [PATCH 8/8] io_uring: batch completion in prior_task_list Hao Xu
2021-09-27 6:21 ` [PATCH 0/6] task_work optimization Hao Xu
-- strict thread matches above, loose matches on Subject: below --
2021-09-27 10:51 [PATCH v2 0/8] " Hao Xu
2021-09-27 10:51 ` [PATCH 5/8] io_uring: split io_req_complete_post() and add a helper Hao Xu
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