Hi,
the attached patch makes sure to only increase memory_pressure
in cases we actually found a page, this prevents the inactive
target from rising to infinite in case we don't have any
inactive_clean pages in the system...
(observed in testing)
regards,
Rik
--
Executive summary of a recent Microsoft press release:
"we are concerned about the GNU General Public License (GPL)"
http://www.surriel.com/
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--- linux-2.4.5-ac17/mm/page_alloc.c.unlazy Sun Jun 24 19:03:03 2001
+++ linux-2.4.5-ac17/mm/page_alloc.c Sun Jun 24 19:05:22 2001
@@ -440,7 +440,6 @@
* the inactive clean list. (done by page_launder)
*/
if (gfp_mask & __GFP_WAIT) {
- memory_pressure++;
try_to_free_pages(gfp_mask);
goto try_again;
}
--- linux-2.4.5-ac17/mm/vmscan.c.unlazy Sun Jun 24 19:03:03 2001
+++ linux-2.4.5-ac17/mm/vmscan.c Sun Jun 24 19:05:36 2001
@@ -397,6 +397,7 @@
goto out;
found_page:
+ memory_pressure++;
del_page_from_inactive_clean_list(page);
UnlockPage(page);
page->age = PAGE_AGE_START;
@@ -406,7 +407,6 @@
out:
spin_unlock(&pagemap_lru_lock);
spin_unlock(&pagecache_lock);
- memory_pressure++;
return page;
}
-
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