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From: "Juan J. Quintela" <quintela@fi.udc.es>
To: linux-mm@kvack.org, Linus Torvalds <torvalds@transmeta.com>,
	linux-kernel@vger.rutgers.edu
Subject: PATCH: Bug in invalidate_inode_pages()?
Date: 09 May 2000 01:39:18 +0200	[thread overview]
Message-ID: <yttk8h4vcgp.fsf@vexeta.dc.fi.udc.es> (raw)

Hi
        I think that I have found a bug in invalidate_inode_pages.
It results that we don't remove the pages from the
&inode->i_mapping->pages list, then when we return te do the next loop
through all the pages, we can try to free a page that we have freed in
the previous pass.  Once here I have also removed the goto

Comments, have I lost something obvious?

Later, Juan.

diff -u -urN --exclude=CVS --exclude=*~ --exclude=.#* --exclude=TAGS pre7-6/mm/filemap.c testing2/mm/filemap.c
--- pre7-6/mm/filemap.c	Fri May  5 23:58:56 2000
+++ testing2/mm/filemap.c	Tue May  9 01:37:57 2000
@@ -121,6 +121,7 @@
 		/* We cannot invalidate a locked page */
 		if (TryLockPage(page))
 			continue;
+                list_del(curr);
 		spin_unlock(&pagecache_lock);
 
 		lru_cache_del(page);

-- 
In theory, practice and theory are the same, but in practice they 
are different -- Larry McVoy
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             reply	other threads:[~2000-05-08 23:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-05-08 23:39 Juan J. Quintela [this message]
2000-05-08 23:51 ` Linus Torvalds
2000-05-08 23:55   ` Juan J. Quintela
2000-05-09  0:29 ` Trond Myklebust

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