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Subject: [PATCH v20 QEMU 1/5] linux-headers: Update to allow renaming of
free_page_report_cmd_id
From: Alexander Duyck <alexander.duyck@gmail.com>
To: david@redhat.com, mst@redhat.com
Date: Thu, 16 Apr 2020 13:00:29 -0700
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From: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Sync to the latest upstream changes for free page hinting. To be
replaced by a full linux header sync.
Signed-off-by: Alexander Duyck <alexander.h.duyck@linux.intel.com>
---
include/standard-headers/linux/virtio_balloon.h | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/include/standard-headers/linux/virtio_balloon.h b/include/stan=
dard-headers/linux/virtio_balloon.h
index 9375ca2a70de..af0a6b59dab2 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -47,8 +47,15 @@ struct virtio_balloon_config {
uint32_t num_pages;
/* Number of pages we've actually got in balloon. */
uint32_t actual;
- /* Free page report command id, readonly by guest */
- uint32_t free_page_report_cmd_id;
+ /*
+ * Free page hint command id, readonly by guest.
+ * Was previously name free_page_report_cmd_id so we
+ * need to carry that name for legacy support.
+ */
+ union {
+ uint32_t free_page_hint_cmd_id;
+ uint32_t free_page_report_cmd_id; /* deprecated */
+ };
/* Stores PAGE_POISON if page poisoning is in use */
uint32_t poison_val;
};