On Mon, Apr 30, 2007 at 02:13:16PM +0200, Andi Kleen wrote: > Actually looking at the code it would need some fixes first: > /* > * These should really be __section__(".bss.page_aligned") as well, but > * gcc's 3.0 and earlier don't handle that correctly. > */ > static char softirq_stack[NR_CPUS * THREAD_SIZE] > __attribute__((__aligned__(THREAD_SIZE))); > > static char hardirq_stack[NR_CPUS * THREAD_SIZE] > __attribute__((__aligned__(THREAD_SIZE))); > > With 8K stacks and NR_CPUS==128 that would be 2MB statically reserved. Yuck. > Really needs to be dynamically allocated. I'll take a look once the .22 > big merge is done.
Here's what I did for i386 for someone concerned about blowing the stack. -- wli - 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/