Messages in this thread Patch in this message | | | Date | Thu, 13 Mar 2008 11:53:31 -0700 | From | "Yinghai Lu" <> | Subject | [PATCH] mm: make free_bootmem to loop bdata_list |
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[PATCH] mm: make free_bootmem to loop bdata_list
[PATCH] mm: fix boundary checking in free_bootmem_core
make the free_bootmem_core could handle out of range case. we could use bdata_list to make sure the range can be freed for sure.
so next time, we don't need to loop online nodes and could use free_bootmem directly.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Index: linux-2.6/mm/bootmem.c =================================================================== --- linux-2.6.orig/mm/bootmem.c +++ linux-2.6/mm/bootmem.c @@ -427,7 +438,9 @@ int __init reserve_bootmem(unsigned long void __init free_bootmem(unsigned long addr, unsigned long size) { - free_bootmem_core(NODE_DATA(0)->bdata, addr, size); + bootmem_data_t *bdata; + list_for_each_entry(bdata, &bdata_list, list) + free_bootmem_core(bdata, addr, size); } unsigned long __init free_all_bootmem(void) | |