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Subjectgeneric_file_write change in 2.4.0-ac8

Hi guys,

This code for generic_file_write calls vmtruncate without i_sem held. Is
that intentional? It should cause problems for reiserfs at least...

-chris

diff -u --new-file --recursive --exclude-from /usr/src/exclude
linux-2.4.0/mm/filemap.c linux.ac/mm/filemap.c
--- linux-2.4.0/mm/filemap.c Wed Jan 3 02:59:45 2001
+++ linux.ac/mm/filemap.c Thu Jan 11 17:26:55 2001
@@ -2578,6 +2625,13 @@
ClearPageUptodate(page);
kunmap(page);
goto unlock;
+sync_failure:
+ UnlockPage(page);
+ deactivate_page(page);
+ page_cache_release(page);
+ if (pos + bytes > inode->i_size)
+ vmtruncate(inode, inode->i_size);
+ goto done;
}


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