Messages in this thread | | | From | Bernardo Innocenti <> | Subject | Re: [uClinux-dev] Kernel 2.6 size increase - get_current()? | Date | Thu, 24 Jul 2003 01:00:00 +0200 |
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On Thursday 24 July 2003 00:37, Alan Cox wrote:
> On Mer, 2003-07-23 at 23:35, Bernardo Innocenti wrote: > > It's a sequence of 6 instructions, 18 bytes long, clobbering 4 registers. > > The compiler cannot see around it. > > This takes 18*11 = 198 bytes just for invoking the 'current' > > macro so many times. > > Unless you support SMP I'm not sure I understand why m68k nommu changed > from using a global for current_task ?
The people who might know best are Greg and David from SnapGear. I'm appending them to the Cc list.
But I noticed that most archs in 2.6 do like this. Is it some kind of flock-effect? Things get changed in i386 and all other archs just follow... :-)
-- // Bernardo Innocenti - Develer S.r.l., R&D dept. \X/ http://www.develer.com/
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