Re: 'struct task_struct' has no member named 'mems_allowed' (was:Re: 2.6.20-rc4-mm1)

From: Paul Jackson
Date: Fri Jan 12 2007 - 16:20:40 EST


Christoph wrote:
> +++ linux-2.6.20-rc4-mm1/mm/mempolicy.c 2007-01-12 13:21:30.220968608 -0600
> ...
> +#ifdef CONFIG_CPUSETS

Argh - minor detail, but this is the first (outside of fs/proc/base.c)
"#ifdef CONFIG_CPUSETS" in a kernel *.c file. I prefer to avoid that.

How about doing this as I suggested in my previous message, like the
other cpuset hooks, with a cpuset_* macro in include/linux/cpuset.h?


This macro would either be the 'nodes_and(...)' code if CPUSETS are
configured, else a no-op. Say something like ...

cpuset_restrict_to_current_mems_allowed(nodes);

--
I won't rest till it's the best ...
Programmer, Linux Scalability
Paul Jackson <pj@xxxxxxx> 1.925.600.0401
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