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Date: Tue, 21 Sep 2021 13:32:58 +0100 From: Mel Gorman <mgorman@...e.de> To: Geert Uytterhoeven <geert+renesas@...der.be> Cc: Matt Fleming <matt@...eblueprint.co.uk>, Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Juri Lelli <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>, Andrew Morton <akpm@...ux-foundation.org>, Vlastimil Babka <vbabka@...e.cz>, Yoshinori Sato <ysato@...rs.sourceforge.jp>, Rich Felker <dalias@...c.org>, Gon Solo <gonsolo@...il.com>, linux-mm@...ck.org, linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/2] mm: Move node_reclaim_distance to fix NUMA without SMP On Thu, Sep 16, 2021 at 10:42:42AM +0200, Geert Uytterhoeven wrote: > If CONFIG_NUMA=y, but CONFIG_SMP=n (e.g. sh/migor_defconfig): > > sh4-linux-gnu-ld: mm/page_alloc.o: in function `get_page_from_freelist': > page_alloc.c:(.text+0x2c24): undefined reference to `node_reclaim_distance' > > Fix this by moving the declaration of node_reclaim_distance from an > SMP-only to a generic file. > > Fixes: a55c7454a8c887b2 ("sched/topology: Improve load balancing on AMD EPYC systems") > Suggested-by: Matt Fleming <matt@...eblueprint.co.uk> > Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be> Acked-by: Mel Gorman <mgorman@...e.de> -- Mel Gorman SUSE Labs
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