Messages in this thread |  | | | Date | Sat, 31 Jan 2009 21:21:06 +0000 | | From | Alan Cox <> | | Subject | Re: [git pull] scheduler fixes |
| |
On Sat, 31 Jan 2009 19:08:47 +0100 Peter Zijlstra <peterz@infradead.org> wrote:
> On Sat, 2009-01-31 at 20:49 +0300, Alexey Zaytsev wrote: > > > > And answering an earlier question, this happens only on i386 and only > > with 4K stacks because x86_64 dosn't have a separate softirq stack, > > so the preempt count diring the soft irq is at least IRQ_EXIT_OFFSET. > > What do the other 30 odd architectures that Linux supports do? Is i386 > 4k really the _only_ with separate softirq stacks?
x86-64 and some of the other platforms could do with IRQ stacks but that is another story.
|  |