Re: [PATCH 4/7] [RFC] enable L1_WRITETHROUGH mode for BG/P

2011-05-19 Thread Benjamin Herrenschmidt
On Wed, 2011-05-18 at 16:24 -0500, Eric Van Hensbergen wrote: > BG/P nodes need to be configured for writethrough to work in SMP > configurations. This patch adds the right hooks in the MMU code > to make sure L1_WRITETHROUGH configurations are setup for BG/P. > /* Storage attribute and access c

Re: [PATCH 4/7] [RFC] enable L1_WRITETHROUGH mode for BG/P

2011-05-19 Thread Eric Van Hensbergen
On Thu, May 19, 2011 at 5:43 AM, Josh Boyer wrote: > On Wed, May 18, 2011 at 04:24:52PM -0500, Eric Van Hensbergen wrote: >> >>+config L1_WRITETHROUGH >>+      bool "Blue Gene/P enabled writethrough mode" >>+      depends on BGP >>+      default y > > You add this config option here, named generic

Re: [PATCH 4/7] [RFC] enable L1_WRITETHROUGH mode for BG/P

2011-05-19 Thread Josh Boyer
On Wed, May 18, 2011 at 04:24:52PM -0500, Eric Van Hensbergen wrote: >BG/P nodes need to be configured for writethrough to work in SMP >configurations. This patch adds the right hooks in the MMU code >to make sure L1_WRITETHROUGH configurations are setup for BG/P. > >Signed-off-by: Eric Van Hensbe

[PATCH 4/7] [RFC] enable L1_WRITETHROUGH mode for BG/P

2011-05-18 Thread Eric Van Hensbergen
BG/P nodes need to be configured for writethrough to work in SMP configurations. This patch adds the right hooks in the MMU code to make sure L1_WRITETHROUGH configurations are setup for BG/P. Signed-off-by: Eric Van Hensbergen --- arch/powerpc/include/asm/mmu-44x.h |2 ++ arch/powerpc/