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SubjectRe: [PATCH linux-2.6.0-test10-mm1] filemap_fdatawait.patch
Janet Morgan <janetmor@us.ibm.com> wrote:
>
> >diff -puN mm/filemap.c~a mm/filemap.c
> >--- 25/mm/filemap.c~a 2003-12-31 03:10:29.000000000 -0800
> >+++ 25-akpm/mm/filemap.c 2003-12-31 03:17:05.000000000 -0800
> >@@ -206,7 +206,13 @@ restart:
> > page_cache_get(page);
> > spin_unlock(&mapping->page_lock);
> >
> >- wait_on_page_writeback(page);
> >+ lock_page(page);
> >+ if (PageDirty(page) && mapping->a_ops->writepage) {
> >+ write_one_page(page, 1);
> >+ } else {
> >+ wait_on_page_writeback(page);
> >+ unlock_page(page);
> >+ }
> > if (PageError(page))
> > ret = -EIO;
> >
> >
> >
> >
> That fixed the problem! Stephen's testcase is running successfully on
> 2.6.1-mm1 plus your patch -- no more uninitialized data!

Could you please test 2.6.1-mm2 with that patch? If that works, send the
patch back to me? (I lost it ;))

It still leaves the AIO situation open.
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