I've found a small typo in mm/filemap.c, which prevented
proper operation of the VM subsystem and, in effect, threw
kswapd in a loop.
In effect, it refused to free buffer memory when it was
_above_ the minimum percentage :)
Rik.
+-------------------------------------------+--------------------------+
| Linux: - LinuxHQ MM-patches page | Scouting webmaster |
| - kswapd ask-him & complain-to guy | Vries cubscout leader |
| http://www.fys.ruu.nl/~riel/ | <H.H.vanRiel@fys.ruu.nl> |
+-------------------------------------------+--------------------------+
--- linux/mm/filemap.c.pre91-2 Thu Mar 26 15:03:44 1998
+++ linux/mm/filemap.c Thu Mar 26 15:04:25 1998
@@ -152,7 +152,7 @@
} while (tmp != bh);
/* Refuse to swap out all buffer pages */
- if ((buffermem >> PAGE_SHIFT) * 100 > (buffer_mem.min_percent * num_physpages))
+ if ((buffermem >> PAGE_SHIFT) * 100 < (buffer_mem.min_percent * num_physpages))
goto next;
}
-
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