Re: [PATCH 0/2] convert mmap_sem to a scalable rw_mutex

On Fri, 11 May 2007, Ingo Molnar wrote:

> given how nice this looks already, have you considered completely 
> replacing rwsems with this? I suspect you could test the correctness of 
> that without doing a mass API changeover, by embedding struct rw_mutex 
> in struct rwsem and implementing kernel/rwsem.c's API that way. (the 
> real patch would just flip it all over to rw-mutexes)

Ummmm... How much memory would that cost on large systems?

-
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/

References:
- [PATCH 0/2] convert mmap_sem to a scalable rw_mutex
  - From: Peter Zijlstra <[email protected]>
- Re: [PATCH 0/2] convert mmap_sem to a scalable rw_mutex
  - From: Ingo Molnar <[email protected]>

Prev by Date: Re: [PATCH 1/2] scalable rw_mutex
Next by Date: Re: [PATCH] libata: add human-readable error value decoding
Previous by thread: Re: [PATCH 0/2] convert mmap_sem to a scalable rw_mutex
Next by thread: Re: [PATCH 0/2] convert mmap_sem to a 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]