
Avoid sending system calls repeatedly if they shall fail. This does not apply to XFS: if the filesystem-specific ioctl fails, something weird is happening. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Read the documentation in qemu-doc.html or on http://wiki.qemu.org - QEMU team
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