Messages in this thread | | | Date | Tue, 6 May 2003 01:42:29 -0700 | From | William Lee Irwin III <> | Subject | Re: [PATCH] kmalloc_percpu |
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"David S. Miller" <davem@redhat.com> wrote: >> As just pointed out by dipankar the only issue is NUMA... >> so it has to be something more sophisticated than simply >> kmalloc()[smp_processor_id];
On Tue, May 06, 2003 at 12:34:12AM -0700, Andrew Morton wrote: > The proposed patch doesn't do anything about that either. > + ptr = alloc_bootmem(PERCPU_POOL_SIZE * NR_CPUS); > So yes, we need an api which could be extended to use node-affine memory at > some time in the future. I think we have that.
IIRC that can be overridden; I wrote something to do node-local per-cpu areas for i386 for some prior incarnations of per-cpu stuff and even posted it, and this looks like it bootstraps at the same time (before free_area_init_core() that is) and has the same override hook.
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