Re: linux-next: build failure after merge of the final tree (akpmtree related)

[Andrew Morton]

On Wed, 30 Nov 2011 15:42:31 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:

> Hi Andrew,
> 
> After merging the final tree, today's linux-next build (i386 defconfig)
> failed like this:
> 
> kernel/cpuset.c: In function 'cpuset_change_task_nodemask':
> kernel/cpuset.c:971:17: error: 'struct task_struct' has no member named 'mempolicy'
> 
> Caused by commit abf5d6d23d83 ("cpusets: stall when updating mems_allowed
> for mempolicy or disjoint nodemask") from the akpm tree.  The mempolicy
> member is only available when CONFIG_NUMA is set.
> 

This obviously can be hacked around, but one wonders whether we really
need to include things like cpuset_change_task_nodemask() in a
CONFIG_NUMA=n vmlinux?

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