From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:43093) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R37yc-0001Zo-47 for qemu-devel@nongnu.org; Mon, 12 Sep 2011 10:59:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1R37yb-0000NC-7e for qemu-devel@nongnu.org; Mon, 12 Sep 2011 10:59:14 -0400 Received: from mail-ey0-f174.google.com ([209.85.215.174]:49198) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R37yb-0000N4-1c for qemu-devel@nongnu.org; Mon, 12 Sep 2011 10:59:13 -0400 Received: by eyx24 with SMTP id 24so215906eyx.5 for ; Mon, 12 Sep 2011 07:59:12 -0700 (PDT) From: Devin Nakamura Date: Mon, 12 Sep 2011 10:59:14 -0400 Message-Id: <1315839554-14357-1-git-send-email-devin122@gmail.com> Subject: [Qemu-devel] [PATCH 6/6] qed: add bdrv_qed_copy_header() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, Devin Nakamura Signed-off-by: Devin Nakamura --- block/qed.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/block/qed.c b/block/qed.c index 341cf9d..caecdff 100644 --- a/block/qed.c +++ b/block/qed.c @@ -1586,6 +1586,20 @@ static int bdrv_qed_map(BlockDriverState *bs, uint64_t guest_offset, return 0; } +static int bdrv_qed_copy_header(BlockDriverState *bs, char* filename) +{ + BlockDriverState *backup; + uint8_t buffer[512]; + bdrv_create_file(filename, NULL); + bdrv_file_open(&backup, filename, 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, @@ -1636,6 +1650,7 @@ 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