The patch titled
Subject: mm, nobootmem: do memset() after memblock_reserve()
has been added to the -mm tree. Its filename is
mm-nobootmem-do-memset-after-memblock_reserve.patch
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------------------------------------------------------
From: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Subject: mm, nobootmem: do memset() after memblock_reserve()
Currently, we do memset() before reserving the area. This may not cause
any problem, but it is somewhat weird. So change execution order.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Jiang Liu <liuj97@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/nobootmem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/nobootmem.c~mm-nobootmem-do-memset-after-memblock_reserve mm/nobootmem.c
--- a/mm/nobootmem.c~mm-nobootmem-do-memset-after-memblock_reserve
+++ a/mm/nobootmem.c
@@ -45,9 +45,9 @@ static void * __init __alloc_memory_core
if (!addr)
return NULL;
+ memblock_reserve(addr, size);
ptr = phys_to_virt(addr);
memset(ptr, 0, size);
- memblock_reserve(addr, size);
/*
* The min_count is set to 0 so that bootmem allocated blocks
* are never reported as leaks.
_
Patches currently in -mm which might be from iamjoonsoo.kim@xxxxxxx are
linux-next.patch
mm-vmalloc-change-iterating-a-vmlist-to-find_vm_area.patch
mm-vmalloc-move-get_vmalloc_info-to-vmallocc.patch
mm-vmalloc-protect-va-vm-by-vmap_area_lock.patch
mm-vmalloc-iterate-vmap_area_list-instead-of-vmlist-in-vread-vwrite.patch
mm-vmalloc-iterate-vmap_area_list-in-get_vmalloc_info.patch
mm-vmalloc-iterate-vmap_area_list-instead-of-vmlist-in-vmallocinfo.patch
mm-vmalloc-export-vmap_area_list-instead-of-vmlist.patch
mm-vmalloc-remove-list-management-of-vmlist-after-initializing-vmalloc.patch
kexec-vmalloc-export-additional-vmalloc-layer-information.patch
mm-nobootmem-clean-up-of-free_low_memory_core_early.patch
mm-nobootmem-do-memset-after-memblock_reserve.patch
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