Messages in this thread |  | | Date | Fri, 11 May 2001 03:19:00 -0400 (EDT) | From | Alexander Viro <> | Subject | Re: [PATCH][CFT] (updated) ext2 directories in pagecache |
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On Fri, 11 May 2001, Andreas Dilger wrote:
> I've tested again, now with kdb, and the system loops in ext2_find_entry() > or ext2_add_link(), because there is a directory with a zero rec_len. > While the actual cause of this problem is elsewhere, the fact that > ext2_next_entry() will loop forever with a bad rec_len is a bug not in > the old ext2 code.
No. Bug is that data ends up in pages without being validated. That's the real thing to watch for - if ext2_get_page() is the only way to get pages in cache you get all checks in one place and done once.
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