Re: [PATCH 0/4] i386 - pte update optimizations

Zachary Amsden wrote:

Some PTE optimizations for native and paravirt-ops kernels; this
provides a huge win for shadow mode hypervisors and gets rid of
some unnecessary atomic instructions in native kernels, saving
even more on UP by getting rid of implicit LOCK on xchg instruction.

You do know that P6 and higher don't do locked bus references as long as the value is in the cache, right?

	-hpa
-
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 0/4] i386 - pte update optimizations
    • From: Zachary Amsden <[email protected]>

• References:
  • [PATCH 0/4] i386 - pte update optimizations
    • From: Zachary Amsden <[email protected]>

• Prev by Date: Re: [PATCH 0/13] maps: pagemap, kpagemap, and related cleanups
• Next by Date: Re: [PATCH 0/13] maps: pagemap, kpagemap, and related cleanups
• Previous by thread: [PATCH 0/4] i386 - pte update optimizations
• Next by thread: Re: [PATCH 0/4] i386 - pte update optimizations
• 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]