diff options
Diffstat (limited to 'kernel/power/snapshot.c')
| -rw-r--r-- | kernel/power/snapshot.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 48383ea72290..a3b7854b8f7c 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -607,7 +607,8 @@ static LIST_HEAD(nosave_regions); */ void __init -register_nosave_region(unsigned long start_pfn, unsigned long end_pfn) +__register_nosave_region(unsigned long start_pfn, unsigned long end_pfn, + int use_kmalloc) { struct nosave_region *region; @@ -623,8 +624,13 @@ register_nosave_region(unsigned long start_pfn, unsigned long end_pfn) goto Report; } } - /* This allocation cannot fail */ - region = alloc_bootmem_low(sizeof(struct nosave_region)); + if (use_kmalloc) { + /* during init, this shouldn't fail */ + region = kmalloc(sizeof(struct nosave_region), GFP_KERNEL); + BUG_ON(!region); + } else + /* This allocation cannot fail */ + region = alloc_bootmem_low(sizeof(struct nosave_region)); region->start_pfn = start_pfn; region->end_pfn = end_pfn; list_add_tail(®ion->list, &nosave_regions); |