Re: [2/3] {PREFIX:-x86_64}: Convert mempolicies to nodemask_t

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On Monday 12 September 2005 11:26, Paul Jackson wrote:
> Andi wrote:
> > Convert mempolicies to nodemask_t


Thanks for the review.


>  1) Can the include of 'linux/bitmap.h' be removed from the file
>     linux/include/linux/mempolicy.h?

Done.

>  2) /* AK: shouldn't this error out instead? */
I'll leave this to you.


>  3) Either this current patch of Andi's, or the patch considered for (2)
>     above should also convert whatever kernel/cpuset.c call the mempolicy.c
>     code is making from bitmaps to nodemasks, rather than convert to
> bitmaps across the boundary:
>
> 	cpuset_restrict_to_mems_allowed(nodes_addr(*nodes));
Leaving this to you too

(BTW I have one patch for cpusets pending to improve the fast path,
need to test it a little bit more before sending off though) 

>
>  4) Should the following line:
>
> 	+	PDprintk("setting mode %d nodes[0] %lx\n", mode, nodes_addr(nodes)[0]);
>
>     instead be:
>
> 	+	PDprintk("setting mode %d nodes[0] %lx\n", mode, nodes_addr(*nodes)[0]);
Fixed.

>
>   5) If anyone ever (even for debugging) adds something to the nodemask_t
Fixed.


>  6) How come I don't see changes for the 'compat_sys_get_mempolicy()'
> routine?

Because it doesn't work with nodemask_ts, but only with variable length
user buffers.

>
>  7) Do -not- add one for the next node in interleave_nodes():
Fixed (+ 8) 

Thanks,
-Andi
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