On Mon, 2006-12-18 at 12:00 +0200, Andrei Popa wrote:
> On Mon, 2006-12-18 at 01:38 -0800, Andrew Morton wrote:
> > On Mon, 18 Dec 2006 11:19:04 +0200
> > Andrei Popa <[email protected]> wrote:
> >
> > >
> > > I tried latest git with the patch from this email and it still get file
> > > content corruption. If I can help you further debug the problem tell me
> > > what to do.
> >
> > Can you please tell us all the steps which we need to take to reproduce this?
>
> I'm using rtorrent-0.7.0 and libtorrent-0.11.0, just download a torrent
> with multiple files(I downloaded 84 rar files) and when it will finish
> it will do a hash check and at the end of the check will say "Hash check
> on download completion found bad chunks, consider using "safe_sync"."
> and stop and most of the downloaded files are broken. With Peter
> Zijlstra patch this error doesn't show but there is file
> corruption(although less files are corrupted); afther the hash check,
> rtorrent will download the bad chunks and do another hash check and all
> files are ok.
OK, I'll try this on a ext3 box. BTW, what data mode are you using ext3
in?
Also, for testings sake, could you give this a go:
It's a total hack but I guess worth testing.
---
mm/rmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6-git/mm/rmap.c
===================================================================
--- linux-2.6-git.orig/mm/rmap.c 2006-12-18 11:06:29.000000000 +0100
+++ linux-2.6-git/mm/rmap.c 2006-12-18 11:07:16.000000000 +0100
@@ -448,7 +448,7 @@ static int page_mkclean_one(struct page
goto unlock;
entry = ptep_get_and_clear(mm, address, pte);
- entry = pte_mkclean(entry);
+ /* entry = pte_mkclean(entry); */
entry = pte_wrprotect(entry);
ptep_establish(vma, address, pte, entry);
lazy_mmu_prot_update(entry);
-
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