diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index 62c47bb765178a10fe3aa371ef0c7d5d0c0c6364..9e5353ff6d1bb936fb1b84af74d8f2e6a1dd6da2 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -476,6 +476,11 @@ void __init alloc_dart_table(void) */ dart_tablebase = (unsigned long) __va(memblock_alloc_base(1UL<<24, 1UL<<24, 0x80000000L)); + /* + * The DART space is later unmapped from the kernel linear mapping and + * accessing dart_tablebase during kmemleak scanning will fault. + */ + kmemleak_no_scan((void *)dart_tablebase); printk(KERN_INFO "DART table allocated at: %lx\n", dart_tablebase); }