powerpc uses CONFIG_FORCE_MAX_ZONEORDER, and some things depend on it
being at least 10 when 64k pages are not configured (notably the dart
iommu code with CONFIG_PM). The defaults are fine, but when going from a
64K pages config to one without 64K pages, MAX_ORDER stays at 9 which is
too low for
On Sep 24, 2008, at 8:24 AM, Johannes Berg wrote:
powerpc uses CONFIG_FORCE_MAX_ZONEORDER, and some things depend on it
being at least 10 when 64k pages are not configured (notably the dart
iommu code with CONFIG_PM). The defaults are fine, but when going
from a
64K pages config to one
On Wed, 2008-09-24 at 09:05 -0500, Kumar Gala wrote:
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -415,8 +415,11 @@ config PPC_64K_PAGES
config FORCE_MAX_ZONEORDER
int Maximum zone order
+ range 9 999 if PPC_64K_PAGES
default 9 if PPC_64K_PAGES
+ range 13
On Sep 24, 2008, at 9:13 AM, Johannes Berg wrote:
On Wed, 2008-09-24 at 09:05 -0500, Kumar Gala wrote:
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -415,8 +415,11 @@ config PPC_64K_PAGES
config FORCE_MAX_ZONEORDER
int Maximum zone order
+ range 9 999 if