linux-kernel - [PATCH] mm: fix alloc_bootmem_core to use fast searching for all nodes

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Date:	Mon, 10 Mar 2008 23:23:42 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Ingo Molnar" <mingo@...e.hu>,
	"Christoph Lameter" <clameter@....com>
Cc:	"kernel list" <linux-kernel@...r.kernel.org>
Subject: [PATCH] mm: fix alloc_bootmem_core to use fast searching for all nodes

[PATCH] mm: fix alloc_bootmem_core to use fast searching for all nodes

make the nodes other than node 0 could use bdata->last_success for
fast search too.

we need to use __alloc_bootmem_core for vmemmap allocation for other nodes when
numa and sparsemem/vmemmap are enabled.

also make fail_block path increase i with incr only needed after ALIGN to avoid
extra increase when size is large than align.

Signed-off-by: Yinghai Lu <yhlu.kernel@...il.com>

View attachment "vmemmap_2.patch" of type "text/x-patch" (1499 bytes)