Messages in this thread | | | Date | Thu, 11 Mar 2010 14:23:54 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] x86: increase CONFIG_NODES_SHIFT max to 10 |
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* David Rientjes <rientjes@google.com> wrote:
> Some larger systems require more than 512 nodes, so increase the maximum > CONFIG_NODES_SHIFT to 10 for a new max of 1024 nodes. > > This was tested with numa=fake=64M on systems with more than 64GB of RAM. A > total of 1022 nodes were initialized. > > Successfully builds with no additional warnings on x86_64 allyesconfig.
Not so here:
drivers/base/node.c:169: error: negative width in bit-field ?<anonymous>?
> Greg KH has queued up numa-fix-BUILD_BUG_ON-for-node_read_distance.patch > for 2.6.35 to fix the build error when CONFIG_NODES_SHIFT is set to 10. > See http://lkml.org/lkml/2010/3/10/390
erm. Alas I cannot merge it in the x86 tree without that fix being upstream. Why for v2.6.35 - shouldnt that be v2.6.34?
Ingo
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