Re: [PATCH 1/2] scalable rw_mutex

> This also allows us to de-uglify workqueue.c a little bit, it uses
> a home-grown cpu_populated_map.

It might be obsolete iff more and more architecture don't use NR_CPUS filled
possible_map anymore (haven't checked them all to know if it's true or not)

If not there are a couple of more optimizations that can be done, e.g.
in networking by converting more code to hotplug notifier.

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Follow-Ups:
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Oleg Nesterov <[email protected]>

References:
- [PATCH 0/2] convert mmap_sem to a scalable rw_mutex
  - From: Peter Zijlstra <[email protected]>
- [PATCH 1/2] scalable rw_mutex
  - From: Peter Zijlstra <[email protected]>
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Andrew Morton <[email protected]>
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Christoph Lameter <[email protected]>
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Andrew Morton <[email protected]>
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Andi Kleen <[email protected]>
- Re: [PATCH 1/2] scalable rw_mutex
  - From: Oleg Nesterov <[email protected]>

Prev by Date: Re: [RFD] Freezing of kernel threads
Next by Date: Re: default y idiocy
Previous by thread: Re: [PATCH 1/2] scalable rw_mutex
Next by thread: Re: [PATCH 1/2] scalable rw_mutex
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Netfilter] [Bugtraq] [Photo] [Stuff] [Gimp] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Video 4 Linux] [Linux for the blind] [Linux Resources]