Re: The clean and dirty buffer list of a vnode
:>From the source code of vtruncbuf() in file vfs_subr.c, I find out that :the code deals with the case when a buffer linked on the clean or dirty :list of a vnode can change its identity (b_xflags flag, b_vp field, or :B_DELWRI flag). For example, a buffer's B_VNCLEAN flag is cleared even if :it i
