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authorLinus Torvalds <torvalds@linux-foundation.org>2010-04-07 11:02:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-07 11:02:23 -0700
commitfb1ae635772d679eb312fa447290fc02cd0e4cf1 (patch)
tree45733f9820da1190cd58bfff080edbb02af961a8 /mm
parentaddb2d6c13993060ae75f5005815b19dd2abdd64 (diff)
parent472a474c6630efd195d3738339fd1bdc8aa3b1aa (diff)
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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip: x86: Fix double enable_IR_x2apic() call on SMP kernel on !SMP boards x86: Increase CONFIG_NODES_SHIFT max to 10 ibft, x86: Change reserve_ibft_region() to find_ibft_region() x86, hpet: Fix bug in RTC emulation x86, hpet: Erratum workaround for read after write of HPET comparator bootmem, x86: Fix 32bit numa system without RAM on node 0 nobootmem, x86: Fix 32bit numa system without RAM on node 0 x86: Handle overlapping mptables x86: Make e820_remove_range to handle all covered case x86-32, resume: do a global tlb flush in S4 resume
Diffstat (limited to 'mm')
-rw-r--r--mm/bootmem.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c
index eff224220571..58c66cc5056a 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -304,9 +304,22 @@ unsigned long __init free_all_bootmem_node(pg_data_t *pgdat)
unsigned long __init free_all_bootmem(void)
{
#ifdef CONFIG_NO_BOOTMEM
- return free_all_memory_core_early(NODE_DATA(0)->node_id);
+ /*
+ * We need to use MAX_NUMNODES instead of NODE_DATA(0)->node_id
+ * because in some case like Node0 doesnt have RAM installed
+ * low ram will be on Node1
+ * Use MAX_NUMNODES will make sure all ranges in early_node_map[]
+ * will be used instead of only Node0 related
+ */
+ return free_all_memory_core_early(MAX_NUMNODES);
#else
- return free_all_bootmem_core(NODE_DATA(0)->bdata);
+ unsigned long total_pages = 0;
+ bootmem_data_t *bdata;
+
+ list_for_each_entry(bdata, &bdata_list, list)
+ total_pages += free_all_bootmem_core(bdata);
+
+ return total_pages;
#endif
}