Messages in this thread | | | From | "Hillf Danton" <> | Subject | Re: [PATCH v11 02/14] HMM: add special swap filetype for memory migrated to device v2. | Date | Fri, 23 Oct 2015 11:23:26 +0800 |
| |
> > > + if (cnt_hmm_entry) { > > > + int ret; > > > + > > > + ret = hmm_mm_fork(src_mm, dst_mm, dst_vma, > > > + dst_pmd, start, end); > > > > Given start, s/end/addr/, no? > > No, end is the right upper limit here. > Then in the first loop, hmm_mm_fork is invoked for the _entire_ range, from input addr to end. In subsequent loops(if necessary), start is updated to addr, and hmm_mm_fork is also invoked for remaining range, from start to end.
Is the above overlap in range making sense?
Hillf
| |