From f748edafac858404be6c8dd67160c2032d97ddf5 Mon Sep 17 00:00:00 2001 From: Nathan Fontenot Date: Mon, 19 Aug 2013 21:52:20 -0500 Subject: [PATCH] powerpc/mm: Mark Memory Resources as busy Memory I/O resources need to be marked as busy or else we cannot remove them when doing memory hot remove. Signed-off-by: Nathan Fontenot Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/mm/mem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 7f4bea162026..1cf9c5b67f24 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -514,7 +514,7 @@ static int add_system_ram_resources(void) res->name = "System RAM"; res->start = base; res->end = base + size - 1; - res->flags = IORESOURCE_MEM; + res->flags = IORESOURCE_MEM | IORESOURCE_BUSY; WARN_ON(request_resource(&iomem_resource, res) < 0); } } -- 2.30.2