linux-kernel - [PATCH V3 06/10] virtio_ring: fix typos in vring_desc

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Message-Id: <20211019070152.8236-7-jasowang@redhat.com>
Date:   Tue, 19 Oct 2021 15:01:48 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, f.hetzelt@...berlin.de,
        david.kaplan@....com, konrad.wilk@...cle.com
Subject: [PATCH V3 06/10] virtio_ring: fix typos in vring_desc_extra

We're actually tracking descriptor address and length instead of the
buffer.

Signed-off-by: Jason Wang <jasowang@...hat.com>
---
 drivers/virtio/virtio_ring.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index dd95dfd85e98..d2ca0a7365f8 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -79,8 +79,8 @@ struct vring_desc_state_packed {
 };
 
 struct vring_desc_extra {
-	dma_addr_t addr;		/* Buffer DMA addr. */
-	u32 len;			/* Buffer length. */
+	dma_addr_t addr;		/* Descriptor DMA addr. */
+	u32 len;			/* Descriptor length. */
 	u16 flags;			/* Descriptor flags. */
 	u16 next;			/* The next desc state in a list. */
 };
-- 
2.25.1