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sh: NUMA lmb fixes
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This patch updates the NUMA version of setup_memory()
with UMA code changes and also modifies the last argument
to lmb_alloc_base() to use an address instead of pfn.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Magnus Damm authored and Paul Mundt committed Dec 9, 2009
1 parent f3a4c00 commit b25b975
Showing 1 changed file with 11 additions and 2 deletions.
13 changes: 11 additions & 2 deletions arch/sh/mm/numa.c
Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,15 @@ void __init setup_memory(void)
(PFN_PHYS(free_pfn) + PAGE_SIZE - 1) -
(__MEMORY_START + CONFIG_ZERO_PAGE_OFFSET));

/*
* Reserve physical pages below CONFIG_ZERO_PAGE_OFFSET.
*/
if (CONFIG_ZERO_PAGE_OFFSET != 0)
lmb_reserve(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET);

lmb_analyze();
lmb_dump_all();

/*
* Node 0 sets up its pgdat at the first available pfn,
* and bumps it up before setting up the bootmem allocator.
Expand Down Expand Up @@ -71,7 +80,7 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)

/* Node-local pgdat */
NODE_DATA(nid) = __va(lmb_alloc_base(sizeof(struct pglist_data),
SMP_CACHE_BYTES, end_pfn));
SMP_CACHE_BYTES, end));
memset(NODE_DATA(nid), 0, sizeof(struct pglist_data));

NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
Expand All @@ -81,7 +90,7 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)
/* Node-local bootmap */
bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn);
bootmem_paddr = lmb_alloc_base(bootmap_pages << PAGE_SHIFT,
PAGE_SIZE, end_pfn);
PAGE_SIZE, end);
init_bootmem_node(NODE_DATA(nid), bootmem_paddr >> PAGE_SHIFT,
start_pfn, end_pfn);

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