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[Qemu-devel] [PATCH] virtio_blk: comment fix


From: Michael S. Tsirkin
Subject: [Qemu-devel] [PATCH] virtio_blk: comment fix
Date: Sun, 12 Apr 2015 17:55:17 +0200

update virtio blk header from latest linux, include comment fixups.

Signed-off-by: Michael S. Tsirkin <address@hidden>
---
 include/standard-headers/linux/virtio_blk.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/include/standard-headers/linux/virtio_blk.h 
b/include/standard-headers/linux/virtio_blk.h
index 12016b4..cd601f4 100644
--- a/include/standard-headers/linux/virtio_blk.h
+++ b/include/standard-headers/linux/virtio_blk.h
@@ -58,7 +58,7 @@ struct virtio_blk_config {
        uint32_t size_max;
        /* The maximum number of segments (if VIRTIO_BLK_F_SEG_MAX) */
        uint32_t seg_max;
-       /* geometry the device (if VIRTIO_BLK_F_GEOMETRY) */
+       /* geometry of the device (if VIRTIO_BLK_F_GEOMETRY) */
        struct virtio_blk_geometry {
                uint16_t cylinders;
                uint8_t heads;
@@ -117,7 +117,11 @@ struct virtio_blk_config {
 #define VIRTIO_BLK_T_BARRIER   0x80000000
 #endif /* !VIRTIO_BLK_NO_LEGACY */
 
-/* This is the first element of the read scatter-gather list. */
+/*
+ * This comes first in the read scatter-gather list.
+ * For legacy virtio, if VIRTIO_F_ANY_LAYOUT is not negotiated,
+ * this is the first element of the read scatter-gather list.
+ */
 struct virtio_blk_outhdr {
        /* VIRTIO_BLK_T* */
        __virtio32 type;
-- 
MST



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