Signed-off-by: Devin Nakamura <devin...@gmail.com>
---
block/qed.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/block/qed.c b/block/qed.c
index b05224a..556512b 100644
--- a/block/qed.c
+++ b/block/qed.c
@@ -1579,6 +1579,21 @@ static int bdrv_qed_map(BlockDriverState *bs, uint64_t
guest_offset,
return 0;
}
+static int bdrv_qed_copy_header(BlockDriverState *bs)
+{
+ BlockDriverState *backup;
+ uint8_t buffer[512];
+ /*TODO: change filename*/
+ bdrv_create_file("headerbackup.temp", NULL);
+ bdrv_file_open(&backup, "headerbackup.temp", BDRV_O_RDWR);
+ bdrv_read(bs->file, 0, buffer, 1); /*TODO: check return code*/
+ bdrv_write(backup, 0, buffer, 1); /*TODO: check return code*/
+ bdrv_close(backup);
+
+ qed_write_header_sync(bs->opaque);
+ return 0;
+}
+
static QEMUOptionParameter qed_create_options[] = {
{
.name = BLOCK_OPT_SIZE,
@@ -1628,6 +1643,7 @@ static BlockDriver bdrv_qed = {
.bdrv_open_conversion_target = bdrv_qed_open_conversion_target,
.bdrv_get_mapping = bdrv_qed_get_mapping,
.bdrv_map = bdrv_qed_map,
+ .bdrv_copy_header = bdrv_qed_copy_header,
};
static void bdrv_qed_init(void)
--
1.7.6.rc1
