diff options
Diffstat (limited to 'arch/powerpc/mm/lmb.c')
| -rw-r--r-- | arch/powerpc/mm/lmb.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c index 8f4d2dc4caf..4ce23bcf8a5 100644 --- a/arch/powerpc/mm/lmb.c +++ b/arch/powerpc/mm/lmb.c @@ -342,3 +342,16 @@ void __init lmb_enforce_memory_limit(unsigned long memory_limit) } } } + +int __init lmb_is_reserved(unsigned long addr) +{ + int i; + + for (i = 0; i < lmb.reserved.cnt; i++) { + unsigned long upper = lmb.reserved.region[i].base + + lmb.reserved.region[i].size - 1; + if ((addr >= lmb.reserved.region[i].base) && (addr <= upper)) + return 1; + } + return 0; +} |