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Date: Thu, 13 Aug 2015 07:40:56 -0700 From: Eric Dumazet <eric.dumazet@...il.com> To: Vlastimil Babka <vbabka@...e.cz> Cc: mhocko@...nel.org, linux-mm@...ck.org, Mel Gorman <mgorman@...e.de>, Jiri Bohac <jbohac@...e.cz>, Andrew Morton <akpm@...ux-foundation.org>, "David S. Miller" <davem@...emloft.net>, LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org, Michal Hocko <mhocko@...e.com> Subject: Re: [PATCH] mm: make page pfmemalloc check more robust On Thu, 2015-08-13 at 11:13 +0200, Vlastimil Babka wrote: > Given that this apparently isn't the first case of this localhost issue, > I wonder if network code should just clear skb->pfmemalloc during send > (or maybe just send over localhost). That would be probably easier than > distinguish the __skb_fill_page_desc() callers for send vs receive. Would this still needed after this patch ? It is sad we do not have a SNMP counter to at least count how often we drop skb because pfmemalloc is set. I'll provide such a patch. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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