SB_BORN
if (!(sb->s_flags & SB_BORN))
if (fc->sb_flags != (sb->s_flags & ~SB_BORN)) {
if (!(sdp->sd_vfs->s_flags & SB_BORN))
wait_var_event(&sb->s_flags, super_flags(sb, SB_BORN | SB_DYING));
WARN_ON_ONCE(!(sb->s_flags & SB_BORN));
#define SUPER_WAKE_FLAGS (SB_BORN | SB_DYING | SB_DEAD)
super_wake(sb, SB_BORN);
if (!(sb->s_flags & SB_BORN))
(sb->s_flags & SB_BORN))
if (!(mp->m_super->s_flags & SB_BORN)) {