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Date: Wed, 14 Jan 2015 16:57:59 +0530 From: Vinayak Menon <vinmenon@...eaurora.org> To: Johannes Weiner <hannes@...xchg.org> CC: linux-mm@...ck.org, linux-kernel@...r.kernel.org, akpm@...ux-foundation.org, vdavydov@...allels.com, mhocko@...e.cz, mgorman@...e.de, minchan@...nel.org Subject: Re: [PATCH] mm: vmscan: fix the page state calculation in too_many_isolated On 01/13/2015 09:39 PM, Johannes Weiner wrote: > On Tue, Jan 13, 2015 at 04:37:27PM +0530, Vinayak Menon wrote: >> @@ -1392,6 +1392,44 @@ int isolate_lru_page(struct page *page) >> return ret; >> } >> >> +static int __too_many_isolated(struct zone *zone, int file, >> + struct scan_control *sc, int safe) >> +{ >> + unsigned long inactive, isolated; >> + >> + if (file) { >> + if (safe) { >> + inactive = zone_page_state_snapshot(zone, >> + NR_INACTIVE_FILE); >> + isolated = zone_page_state_snapshot(zone, >> + NR_ISOLATED_FILE); >> + } else { >> + inactive = zone_page_state(zone, NR_INACTIVE_FILE); >> + isolated = zone_page_state(zone, NR_ISOLATED_FILE); >> + } >> + } else { >> + if (safe) { >> + inactive = zone_page_state_snapshot(zone, >> + NR_INACTIVE_ANON); >> + isolated = zone_page_state_snapshot(zone, >> + NR_ISOLATED_ANON); >> + } else { >> + inactive = zone_page_state(zone, NR_INACTIVE_ANON); >> + isolated = zone_page_state(zone, NR_ISOLATED_ANON); >> + } >> + } > > if (safe) { > inactive = zone_page_state_snapshot(zone, NR_INACTIVE_ANON + 2*file) > isolated = zone_page_state_snapshot(zone, NR_ISOLATED_ANON + file) > } else { > inactive = zone_page_state(zone, NR_INACTIVE_ANON + 2*file) > isolated = zone_page_state(zone, NR_ISOLATED_ANON + file) > } > Ok. Will change that. -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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