Messages in this thread | | | Date | Tue, 5 Nov 2002 21:30:46 +0530 | From | Dipankar Sarma <> | Subject | Re: [patch] kmalloc_percpu |
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On Fri, Nov 01, 2002 at 07:33:54PM +1100, Rusty Russell wrote: > On Thu, 31 Oct 2002 21:36:40 +0530 > Ravikiran G Thirumalai <kiran@in.ibm.com> wrote: > > > Here's kmalloc_percpu interfaces ported (...mostly rediffed) to > > 2.5.45. (One last try for 2.6). > > IMHO this is a "when we need it" patch. Baby steps...
Agreed. It could be useful if we want to use per-CPU statistics for things like disk I/O (now in struct gendisk).
> > > +#define this_cpu_ptr(ptr) per_cpu_ptr(ptr, smp_processor_id()) > > Probably want a get_cpu_ptr() & put_cpu_ptr() using get_cpu() and put_cpu() > (and this would become __get_cpu_ptr()). > > And probably move them all to linux/percpu.h.
Yes, it needs to sync up with its static twin ;-)
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