cache=none results in skipping the host page cache. So we can ignore the tsyncfs request.
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> --- hw/9pfs/virtio-9p.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c index 75df1a1..dceefd5 100644 --- a/hw/9pfs/virtio-9p.c +++ b/hw/9pfs/virtio-9p.c @@ -331,7 +331,10 @@ static int v9fs_do_lremovexattr(V9fsState *s, V9fsString *path, static int v9fs_do_syncfs(V9fsState *s, int fd) { - return s->ops->syncfs(&s->ctx, fd); + if (!(s->ctx.open_flags & O_SYNC)) { + return s->ops->syncfs(&s->ctx, fd); + } + return 0; } static void v9fs_string_init(V9fsString *str) -- 1.7.1