From: Jens Axboe <[email protected]>
To: [email protected]
Cc: Jens Axboe <[email protected]>
Subject: [PATCH 09/10] io_uring: relocate io_buffer_get_list()
Date: Fri, 29 Apr 2022 06:28:02 -0600 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
In preparation for calling it from __io_put_kbuf(), move it up a bit to
avoid a forward declaration.
Signed-off-by: Jens Axboe <[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 7f9b9aa57ddb..5b0deba430ca 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1558,6 +1558,27 @@ static inline void io_req_set_rsrc_node(struct io_kiocb *req,
}
}
+static struct io_buffer_list *io_buffer_get_list(struct io_ring_ctx *ctx,
+ unsigned int bgid)
+{
+ struct list_head *hash_list;
+ struct io_buffer_list *bl;
+
+ if (bgid == ctx->io_bl_bgid)
+ return ctx->io_bl_last;
+
+ hash_list = &ctx->io_buffers[hash_32(bgid, IO_BUFFERS_HASH_BITS)];
+ list_for_each_entry(bl, hash_list, list) {
+ if (bl->bgid == bgid || bgid == -1U) {
+ ctx->io_bl_bgid = bgid;
+ ctx->io_bl_last = bl;
+ return bl;
+ }
+ }
+
+ return NULL;
+}
+
static unsigned int __io_put_kbuf(struct io_kiocb *req, struct list_head *list)
{
struct io_buffer *kbuf = req->kbuf;
@@ -1614,27 +1635,6 @@ static inline unsigned int io_put_kbuf(struct io_kiocb *req,
return cflags;
}
-static struct io_buffer_list *io_buffer_get_list(struct io_ring_ctx *ctx,
- unsigned int bgid)
-{
- struct list_head *hash_list;
- struct io_buffer_list *bl;
-
- if (bgid == ctx->io_bl_bgid)
- return ctx->io_bl_last;
-
- hash_list = &ctx->io_buffers[hash_32(bgid, IO_BUFFERS_HASH_BITS)];
- list_for_each_entry(bl, hash_list, list) {
- if (bl->bgid == bgid || bgid == -1U) {
- ctx->io_bl_bgid = bgid;
- ctx->io_bl_last = bl;
- return bl;
- }
- }
-
- return NULL;
-}
-
static void io_kbuf_recycle(struct io_kiocb *req, unsigned issue_flags)
{
struct io_ring_ctx *ctx = req->ctx;
--
2.35.1
next prev parent reply other threads:[~2022-04-29 12:28 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-29 12:27 [PATCHSET RFC 0/10] Add support for ring mapped provided buffers Jens Axboe
2022-04-29 12:27 ` [PATCH 01/10] io_uring: kill io_recv_buffer_select() wrapper Jens Axboe
2022-04-29 12:27 ` [PATCH 02/10] io_uring: make io_buffer_select() return the user address directly Jens Axboe
2022-04-29 12:27 ` [PATCH 03/10] io_uring: kill io_rw_buffer_select() wrapper Jens Axboe
2022-04-29 12:27 ` [PATCH 04/10] io_uring: always use req->buf_index for the provided buffer group Jens Axboe
2022-04-29 12:27 ` [PATCH 05/10] io_uring: cache last io_buffer_list lookup Jens Axboe
2022-04-29 12:27 ` [PATCH 06/10] io_uring: add buffer selection support to IORING_OP_NOP Jens Axboe
2022-04-29 12:28 ` [PATCH 07/10] io_uring: add io_pin_pages() helper Jens Axboe
2022-04-29 12:28 ` [PATCH 08/10] io_uring: abstract out provided buffer list selection Jens Axboe
2022-04-29 12:28 ` Jens Axboe [this message]
2022-04-29 12:28 ` [PATCH 10/10] io_uring: add support for ring mapped supplied buffers Jens Axboe
[not found] ` <CAM1kxwhyPpZFQ2ZEhWGdENz6Bw6a0QN-NWMkmAuYjVxDDHP_Aw@mail.gmail.com>
2022-04-29 14:57 ` Jens Axboe
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