diff options
Diffstat (limited to 'arch/powerpc/mm/lmb.c')
| -rw-r--r-- | arch/powerpc/mm/lmb.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c index 716a2906a24d..e3a1e8dc536a 100644 --- a/arch/powerpc/mm/lmb.c +++ b/arch/powerpc/mm/lmb.c @@ -146,6 +146,10 @@ static long __init lmb_add_region(struct lmb_region *rgn, unsigned long base, unsigned long rgnbase = rgn->region[i].base; unsigned long rgnsize = rgn->region[i].size; + if ((rgnbase == base) && (rgnsize == size)) + /* Already have this region, so we're done */ + return 0; + adjacent = lmb_addrs_adjacent(base,size,rgnbase,rgnsize); if ( adjacent > 0 ) { rgn->region[i].base -= size; |