Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

Dan Merillat
2007-08-10T04:51:28Z

On 8/1/07, Neil Brown <neilb@suse.de> wrote:

> No, this does not use indefinite stack.
>
> loop will schedule each request to be handled by a kernel thread, so
> requests to 'loop' are serialised, never stacked.
>
> In 2.6.22, generic_make_request detects and serialises recursive calls,
> so unlimited recursion is not possible there either.

Is that saying "before 2.6.22, a read/write on a deeply layered device
would use a lot of stack?"