Commit f748edaf authored Aug 19, 2013 by Nathan Fontenot Committed by Benjamin Herrenschmidt Aug 27, 2013

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 <nfont@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

parent 9d56851e

arch/powerpc/mm/mem.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);
		}
		}