On Tue, 23 Jan 2007 16:49:55 -0800 (PST) Christoph Lameter <[EMAIL PROTECTED]> wrote:
> If we enter reclaim and the number of page cache pages > is too high then we switch off swapping during reclaim > to avoid touching anonymous pages. In general, I like this (kind of) feature. > + /* > + * If the page cache is too big then focus on page cache > + * and ignore anonymous pages > + */ > + if (sc->may_swap && zone_page_state(zone, NR_FILE_PAGES) > + > zone->max_pagecache_pages) > + sc->may_swap = 0; > + How about adding this (kind of) check ? if (sc->may_swap && zone_page_state(zone, NR_FILE_PAGES) && !(curreht->flags & PF_MEMALLOC)) sc->may_swap = 0; -Kame - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/