GL_SKIP
if (gh->gh_error || (gh->gh_flags & GL_SKIP))
if (flags & GL_SKIP)
int flags = LM_FLAG_TRY_1CB | LM_FLAG_ANY | GL_SKIP;
GL_SKIP, &i_gh);
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_SKIP, &gh);
flags |= GL_SKIP;
ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_SKIP, gh);