From: Hao Xu <[email protected]>
To: Jens Axboe <[email protected]>
Cc: [email protected], Pavel Begunkov <[email protected]>,
Joseph Qi <[email protected]>
Subject: [PATCH 6/8] io_uring: move up io_put_kbuf() and io_put_rw_kbuf()
Date: Mon, 27 Sep 2021 14:17:19 +0800 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
Move them up to avoid explicit declaration. We will use them in later
patches.
Signed-off-by: Hao Xu <[email protected]>
---
fs/io_uring.c | 42 +++++++++++++++++++++---------------------
1 file changed, 21 insertions(+), 21 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 4ee5bbe36e3b..48387ea47c15 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2134,6 +2134,27 @@ static void ctx_flush_and_put(struct io_ring_ctx *ctx, bool *locked)
percpu_ref_put(&ctx->refs);
}
+static unsigned int io_put_kbuf(struct io_kiocb *req, struct io_buffer *kbuf)
+{
+ unsigned int cflags;
+
+ cflags = kbuf->bid << IORING_CQE_BUFFER_SHIFT;
+ cflags |= IORING_CQE_F_BUFFER;
+ req->flags &= ~REQ_F_BUFFER_SELECTED;
+ kfree(kbuf);
+ return cflags;
+}
+
+static inline unsigned int io_put_rw_kbuf(struct io_kiocb *req)
+{
+ struct io_buffer *kbuf;
+
+ if (likely(!(req->flags & REQ_F_BUFFER_SELECTED)))
+ return 0;
+ kbuf = (struct io_buffer *) (unsigned long) req->rw.addr;
+ return io_put_kbuf(req, kbuf);
+}
+
static void handle_tw_list(struct io_wq_work_node *node, struct io_ring_ctx **ctx, bool *locked)
{
do {
@@ -2421,27 +2442,6 @@ static inline unsigned int io_sqring_entries(struct io_ring_ctx *ctx)
return smp_load_acquire(&rings->sq.tail) - ctx->cached_sq_head;
}
-static unsigned int io_put_kbuf(struct io_kiocb *req, struct io_buffer *kbuf)
-{
- unsigned int cflags;
-
- cflags = kbuf->bid << IORING_CQE_BUFFER_SHIFT;
- cflags |= IORING_CQE_F_BUFFER;
- req->flags &= ~REQ_F_BUFFER_SELECTED;
- kfree(kbuf);
- return cflags;
-}
-
-static inline unsigned int io_put_rw_kbuf(struct io_kiocb *req)
-{
- struct io_buffer *kbuf;
-
- if (likely(!(req->flags & REQ_F_BUFFER_SELECTED)))
- return 0;
- kbuf = (struct io_buffer *) (unsigned long) req->rw.addr;
- return io_put_kbuf(req, kbuf);
-}
-
static inline bool io_run_task_work(void)
{
if (test_thread_flag(TIF_NOTIFY_SIGNAL) || current->task_works) {
--
2.24.4
next prev parent reply other threads:[~2021-09-27 6:17 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 ` [PATCH 5/8] io_uring: split io_req_complete_post() and add a helper Hao Xu
2021-09-27 6:17 ` Hao Xu [this message]
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 6/8] io_uring: move up io_put_kbuf() and io_put_rw_kbuf() Hao Xu
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