Re: write_unlock: replace clear_bit with byte store

From: David Mosberger <>
Date: 2005-04-30 01:48:43
>>>>> On Fri, 29 Apr 2005 08:46:14 -0700 (PDT), Christoph Lameter <> said:

  Christoph> On Fri, 29 Apr 2005, David Mosberger wrote:
  >> >>>>> On Fri, 29 Apr 2005 08:30:27 -0700 (PDT), Christoph Lameter <> said:

  Christoph> So is my version of inline asm int the latest version
  Christoph> from yesterday.  There is an alternate version included
  Christoph> for !ASM_SUPPORTED in C which does not use an nta store.

  >> Yes, but _if_ it's a good idea to use .nta with GCC, there is no
  >> reason not to do the same with ICC.  Don't introduce unnecessary
  >> divergence.

  Christoph> The same situation of .nta only for GCC already exists
  Christoph> for regular spinlocks as a result of my nta unlock patch
  Christoph> that I posted a week or so ago.

And that's an argument to make the situation worse?  How about
cleaning up the previous patch instead?

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Received on Fri Apr 29 11:52:12 2005

This archive was generated by hypermail 2.1.8 : 2005-08-02 09:20:37 EST