On Sun, 2006-12-24 at 11:35 -0800, Linus Torvalds wrote: > > On Sun, 24 Dec 2006, Gordon Farquharson wrote: > > > > The apt cache files (/var/cache/apt/*.bin) still get corrupted with > > this patch and 2.6.19. > > Yeah, if my guess about do_no_page() is right, _none_ of the previous > patches should have ANY effect what-so-ever. In fact, I'd say that even > the "ext3 works in writeback mode" thing that Andrei reports is probably a > total fluke brought on by timing changes rather than anything else. > > So please try the latest patch instead (on top of anything that shows > corruption reliably - the patch should be _totally_ independent of all the > other issues, and I think it will apply cleanly on top of 2.6.18.3 and > 2.6.19 too, so anything that shows corruption is a fine target - but try > to choose something that has been the "best" at corrupting things for you, > to make the testing as good as possible). > > Patch included here again (although I think you were cc'd on my previous > email too, so you should already have it, and our emails just crossed) > > And if this doesn't fix it, I don't know what will..
With latest git and patches: http://lkml.org/lkml/diff/2006/12/24/56/1 http://lkml.org/lkml/diff/2006/12/24/61/1 Hash check on download completion found bad chunks, consider using "safe_sync". > > Linus > > --- > diff --git a/mm/memory.c b/mm/memory.c > index 563792f..cf429c4 100644 > --- a/mm/memory.c > +++ b/mm/memory.c > @@ -2247,21 +2249,23 @@ retry: > if (pte_none(*page_table)) { > flush_icache_page(vma, new_page); > entry = mk_pte(new_page, vma->vm_page_prot); > - if (write_access) > - entry = maybe_mkwrite(pte_mkdirty(entry), vma); > - set_pte_at(mm, address, page_table, entry); > if (anon) { > inc_mm_counter(mm, anon_rss); > lru_cache_add_active(new_page); > page_add_new_anon_rmap(new_page, vma, address); > + if (write_access) > + entry = maybe_mkwrite(pte_mkdirty(entry), vma); > } else { > inc_mm_counter(mm, file_rss); > page_add_file_rmap(new_page); > + entry = pte_wrprotect(entry); > if (write_access) { > dirty_page = new_page; > get_page(dirty_page); > + entry = maybe_mkwrite(pte_mkdirty(entry), vma); > } > } > + set_pte_at(mm, address, page_table, entry); > } else { > /* One of our sibling threads was faster, back out. */ > page_cache_release(new_page); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
