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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


  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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