Messages in this thread |  | | Date | Thu, 05 Sep 2002 18:01:48 -0400 | From | Chuck Lever <> | Subject | Re: invalidate_inode_pages in 2.5.32/3 |
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Andrew Morton wrote:
> Trond, there are very good reasons why it broke. Those pages are > visible to the whole world via global data structures - both the > page LRUs and via the superblocks->inodes walk. Those things exist > for legitimate purposes, and it is legitimate for async threads > of control to take a reference on those pages while playing with them. > > It just "happened to work" in earlier kernels. > > I suspect we can just remove the page_count() test from invalidate > and that will fix everything up. That will give stronger invalidate > and anything which doesn't like that is probably buggy wrt truncate anyway. > > Could you test that?
removing that test from invalidate_inode_pages allows test6 to run to
completion.
however, i don't see why the reference counts should be higher in
2.5.32 than they were in 2.5.31. is there a good way to test that these pages do not become orphaned?
--
corporate: <cel at netapp dot com> personal: <chucklever at bigfoot dot com>
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