diff options
| -rw-r--r-- | lib/Kconfig.debug | 2 | ||||
| -rw-r--r-- | mm/kmemleak.c | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 82928f5..8745ac7 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -414,7 +414,7 @@ config SLUB_STATS config DEBUG_KMEMLEAK bool "Kernel memory leak detector" - depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \ + depends on DEBUG_KERNEL && EXPERIMENTAL && \ (X86 || ARM || PPC || MIPS || S390 || SPARC64 || SUPERH || MICROBLAZE || TILE) select DEBUG_FS diff --git a/mm/kmemleak.c b/mm/kmemleak.c index 15c5030..c833add 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -100,6 +100,7 @@ #include <linux/kmemcheck.h> #include <linux/kmemleak.h> +#include <linux/memory_hotplug.h> /* * Kmemleak configuration and common defines. @@ -1292,9 +1293,9 @@ static void kmemleak_scan(void) #endif /* - * Struct page scanning for each node. The code below is not yet safe - * with MEMORY_HOTPLUG. + * Struct page scanning for each node. */ + lock_memory_hotplug(); for_each_online_node(i) { pg_data_t *pgdat = NODE_DATA(i); unsigned long start_pfn = pgdat->node_start_pfn; @@ -1313,6 +1314,7 @@ static void kmemleak_scan(void) scan_block(page, page + 1, NULL, 1); } } + unlock_memory_hotplug(); /* * Scanning the task stacks (may introduce false negatives). |
