block/qcow2: Use bdrv_pwrite_sync() in qcow2_mark_dirty()
Use bdrv_pwrite_sync() instead of calling bdrv_pwrite() and bdrv_flush() separately. Signed-off-by: Alberto Faria <afaria@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-Id: <20220609152744.3891847-11-afaria@redhat.com> Reviewed-by: Hanna Reitz <hreitz@redhat.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com>
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@ -516,12 +516,9 @@ int qcow2_mark_dirty(BlockDriverState *bs)
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}
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val = cpu_to_be64(s->incompatible_features | QCOW2_INCOMPAT_DIRTY);
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ret = bdrv_pwrite(bs->file, offsetof(QCowHeader, incompatible_features),
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sizeof(val), &val, 0);
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if (ret < 0) {
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return ret;
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}
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ret = bdrv_flush(bs->file->bs);
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ret = bdrv_pwrite_sync(bs->file,
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offsetof(QCowHeader, incompatible_features),
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sizeof(val), &val, 0);
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if (ret < 0) {
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return ret;
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}
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