Linux Archive

Linux Archive (http://www.linux-archive.org/)
-   Ubuntu Kernel Team (http://www.linux-archive.org/ubuntu-kernel-team/)
-   -   Move to a 3G/1G memory split (http://www.linux-archive.org/ubuntu-kernel-team/638464-move-3g-1g-memory-split.html)

Paolo Pisati 02-28-2012 09:58 AM

Move to a 3G/1G memory split
 
BugLink: http://bugs.launchpad.net/bugs/861296

Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>
---
debian.ti-omap4/config/config.common.ubuntu | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/debian.ti-omap4/config/config.common.ubuntu b/debian.ti-omap4/config/config.common.ubuntu
index d797272..b0b10c9 100644
--- a/debian.ti-omap4/config/config.common.ubuntu
+++ b/debian.ti-omap4/config/config.common.ubuntu
@@ -1936,7 +1936,7 @@ CONFIG_P54_SPI=m
CONFIG_P54_USB=m
CONFIG_PACKET=y
CONFIG_PAGEFLAGS_EXTENDED=y
-CONFIG_PAGE_OFFSET=0x80000000
+CONFIG_PAGE_OFFSET=0xC0000000
# CONFIG_PAGE_POISONING is not set
CONFIG_PANEL=m
# CONFIG_PANEL_CHANGE_MESSAGE is not set
@@ -3045,8 +3045,8 @@ CONFIG_VITESSE_PHY=m
CONFIG_VLAN_8021Q=m
CONFIG_VLAN_8021Q_GVRP=y
# CONFIG_VMSPLIT_1G is not set
-CONFIG_VMSPLIT_2G=y
-# CONFIG_VMSPLIT_3G is not set
+# CONFIG_VMSPLIT_2G is not set
+CONFIG_VMSPLIT_3G=y
CONFIG_VM_EVENT_COUNTERS=y
CONFIG_VT=y
# CONFIG_VT6656 is not set
--
1.7.9


--
kernel-team mailing list
kernel-team@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/kernel-team

Andy Whitcroft 02-28-2012 11:51 AM

Move to a 3G/1G memory split
 
On Tue, Feb 28, 2012 at 11:58:34AM +0100, Paolo Pisati wrote:
> BugLink: http://bugs.launchpad.net/bugs/861296
>
> Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>
> ---
> debian.ti-omap4/config/config.common.ubuntu | 6 +++---
> 1 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/debian.ti-omap4/config/config.common.ubuntu b/debian.ti-omap4/config/config.common.ubuntu
> index d797272..b0b10c9 100644
> --- a/debian.ti-omap4/config/config.common.ubuntu
> +++ b/debian.ti-omap4/config/config.common.ubuntu
> @@ -1936,7 +1936,7 @@ CONFIG_P54_SPI=m
> CONFIG_P54_USB=m
> CONFIG_PACKET=y
> CONFIG_PAGEFLAGS_EXTENDED=y
> -CONFIG_PAGE_OFFSET=0x80000000
> +CONFIG_PAGE_OFFSET=0xC0000000
> # CONFIG_PAGE_POISONING is not set
> CONFIG_PANEL=m
> # CONFIG_PANEL_CHANGE_MESSAGE is not set
> @@ -3045,8 +3045,8 @@ CONFIG_VITESSE_PHY=m
> CONFIG_VLAN_8021Q=m
> CONFIG_VLAN_8021Q_GVRP=y
> # CONFIG_VMSPLIT_1G is not set
> -CONFIG_VMSPLIT_2G=y
> -# CONFIG_VMSPLIT_3G is not set
> +# CONFIG_VMSPLIT_2G is not set
> +CONFIG_VMSPLIT_3G=y
> CONFIG_VM_EVENT_COUNTERS=y
> CONFIG_VT=y
> # CONFIG_VT6656 is not set

I worry slightly about this as my memory is we are using a 2G/2G split
for something like a graphics controller which needs a huge amount of
kernel virtual addresses to operate and was preventing things working.

That said, assuming you have tested it, it appears to do what you claim:

Acked-by: Andy Whitcroft <apw@canonical.com>

-apw

--
kernel-team mailing list
kernel-team@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/kernel-team


All times are GMT. The time now is 07:43 AM.

VBulletin, Copyright ©2000 - 2014, Jelsoft Enterprises Ltd.
Content Relevant URLs by vBSEO ©2007, Crawlability, Inc.