Re: [PATCH] NEC EMMA2RH support

[Ralf Baechle <ralf@linux-mips.org>]

On Thu, May 18, 2006 at 12:17:04PM +0100, Thiemo Seufer wrote:

> > May be, I have
> > misunderstood the modern ways in linux kernel development, but I am
> > pretty sure that assembler interrupt handler will be faster than C
> > code.
> 
> Only marginally, it doesn't outweigh the maintenance trouble.

Actually the average interrupt handler was sufficiently badly scheduled
such that the C written ones were usually better.  Not only, gcc knows
alot of CPU specifics about scheduling, so the average interrupt should
now suffer from many less taken branches.

  Ralf