From: Pavel Begunkov <asml.silence@gmail.com>
Date: Mon, 23 Mar 2026 12:43:55 +0000 (+0000)
Subject: io_uring/zcrx: use better name for RQ region
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ebae09bce495a0bfbf177f1972411c9a99dfcf07;p=thirdparty%2Fkernel%2Flinux.git

io_uring/zcrx: use better name for RQ region

Rename "region" to "rq_region" to highlight that it's a refill queue
region.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://patch.msgid.link/ac815790d2477a15826aecaa3d94f2a94ef507e6.1774261953.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index c753f88b65752..e58087073cd58 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -384,11 +384,11 @@ static int io_allocate_rbuf_ring(struct io_ring_ctx *ctx,
 	mmap_offset = IORING_MAP_OFF_ZCRX_REGION;
 	mmap_offset += id << IORING_OFF_PBUF_SHIFT;
 
-	ret = io_create_region(ctx, &ifq->region, rd, mmap_offset);
+	ret = io_create_region(ctx, &ifq->rq_region, rd, mmap_offset);
 	if (ret < 0)
 		return ret;
 
-	ptr = io_region_get_ptr(&ifq->region);
+	ptr = io_region_get_ptr(&ifq->rq_region);
 	ifq->rq_ring = (struct io_uring *)ptr;
 	ifq->rqes = (struct io_uring_zcrx_rqe *)(ptr + off);
 
@@ -397,7 +397,7 @@ static int io_allocate_rbuf_ring(struct io_ring_ctx *ctx,
 
 static void io_free_rbuf_ring(struct io_zcrx_ifq *ifq)
 {
-	io_free_region(ifq->user, &ifq->region);
+	io_free_region(ifq->user, &ifq->rq_region);
 	ifq->rq_ring = NULL;
 	ifq->rqes = NULL;
 }
@@ -645,7 +645,7 @@ struct io_mapped_region *io_zcrx_get_region(struct io_ring_ctx *ctx,
 
 	lockdep_assert_held(&ctx->mmap_lock);
 
-	return ifq ? &ifq->region : NULL;
+	return ifq ? &ifq->rq_region : NULL;
 }
 
 static int zcrx_box_release(struct inode *inode, struct file *file)
diff --git a/io_uring/zcrx.h b/io_uring/zcrx.h
index f395656c31608..3b2681a1fafd9 100644
--- a/io_uring/zcrx.h
+++ b/io_uring/zcrx.h
@@ -66,7 +66,7 @@ struct io_zcrx_ifq {
 	 * net stack.
 	 */
 	struct mutex			pp_lock;
-	struct io_mapped_region		region;
+	struct io_mapped_region		rq_region;
 };
 
 #if defined(CONFIG_IO_URING_ZCRX)