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    SubjectRe: [-mm patch] i386: enable 4k stacks by default
    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
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