diff options
Diffstat (limited to 'arch/x86_64')
| -rw-r--r-- | arch/x86_64/mm/init.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c index e3134bc9a4fc..282b0a8f00ad 100644 --- a/arch/x86_64/mm/init.c +++ b/arch/x86_64/mm/init.c @@ -27,6 +27,7 @@ #include <linux/dma-mapping.h> #include <linux/module.h> #include <linux/memory_hotplug.h> +#include <linux/nmi.h> #include <asm/processor.h> #include <asm/system.h> @@ -73,6 +74,11 @@ void show_mem(void) for_each_online_pgdat(pgdat) { for (i = 0; i < pgdat->node_spanned_pages; ++i) { + /* this loop can take a while with 256 GB and 4k pages + so update the NMI watchdog */ + if (unlikely(i % MAX_ORDER_NR_PAGES == 0)) { + touch_nmi_watchdog(); + } page = pfn_to_page(pgdat->node_start_pfn + i); total++; if (PageReserved(page)) |