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mm: use pgdat_end_pfn() to simplify the code in others

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Use "pgdat_end_pfn()" instead of "pgdat->node_start_pfn +
pgdat->node_spanned_pages".  Simplify the code, no functional change.

Signed-off-by: Xishi Qiu <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Xishi Qiu 2013-11-12 15:07:19 -08:00 • committed by Linus Torvalds
commit 83285c72e0
3 changed files with 6 additions and 8 deletions
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3
fs/proc/kcore.c
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@ -255,8 +255,7 @@ static int kcore_update_ram(void)
end_pfn = 0;
for_each_node_state(nid, N_MEMORY) {
unsigned long node_end;
node_end = NODE_DATA(nid)->node_start_pfn +
NODE_DATA(nid)->node_spanned_pages;
node_end = node_end_pfn(nid);
if (end_pfn < node_end)
end_pfn = node_end;
}