I wrote: >Howard Chu writes: >> Obviously this and the preceding line can be reduced to >> mp->mp_flags = fp->mp_flags ^ (P_DIRTY|P_SUBP|P_FAKE); > > They are not equivalent. fp->mp_flags can be P_LEAF|P_DIRTY in branch > "yes, convert it" and P_LEAF|P_DIRTY|P_SUBP|P_FAKE in the other branch. Found by test043 + assert(the patches were equivalent). -- Hallvard