Jarkko Sakkinen <jarkko@xxxxxxxxxx> wrote: > On Tue May 21, 2024 at 9:18 PM EEST, James Bottomley wrote: > ... > You don't save a single byte of memory with any constant that dictates > the size requirements for multiple modules in two disjoint subsystems. I think James is just suggesting you replace your limit argument with a constant not that you always allocate that amount of memory. What the limit should be, OTOH, is up for discussion, but PAGE_SIZE seems not unreasonable. David