uninorth: convert ffs(3) to ctz32()
It is not clear from the code how a 0 parameter should be handled by the hardware. Keep the same behavior as ffs(0) - 1 == -1. Cc: Alexander Graf <agraf@suse.de> Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com> Message-id: 1427124571-28598-4-git-send-email-stefanha@redhat.com Signed-off-by: NKevin Wolf <kwolf@redhat.com>
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