Re: [PATCH] Priority Lists for the RT mutex

On Mon, 2005-05-09 at 02:11, Ingo Molnar wrote:

> What would be nice to achieve are [low-cost] reductions of the size of 
> struct rt_mutex (in include/linux/rt_lock.h), upon which all other 
> PI-aware locking objects are based. Right now it's 9 words, of which 
> struct plist is 5 words. Would be nice to trim this to 8 words - which 
> would give a nice round size of 32 bytes on 32-bit.

Why not make rt_mutex->wait_lock a pointer ? Set it to NULL and handle
it in rt.c .

Daniel

-
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] Priority Lists for the RT mutex
    • From: Steven Rostedt <[email protected]>

• References:
  • RE: [PATCH] Priority Lists for the RT mutex
    • From: "Perez-Gonzalez, Inaky" <[email protected]>
  • Re: [PATCH] Priority Lists for the RT mutex
    • From: Oleg Nesterov <[email protected]>
  • Re: [PATCH] Priority Lists for the RT mutex
    • From: Ingo Molnar <[email protected]>
  • Re: [PATCH] Priority Lists for the RT mutex
    • From: Oleg Nesterov <[email protected]>
  • Re: [PATCH] Priority Lists for the RT mutex
    • From: Ingo Molnar <[email protected]>

• Prev by Date: Re: Any work in implementing Secure IPC for Linux?
• Next by Date: [ANNOUNCE] mini_fo-0.6.0 overlay file system
• Previous by thread: Re: [PATCH] Priority Lists for the RT mutex
• Next by thread: Re: [PATCH] Priority Lists for the RT 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]