Messages in this thread | | | Date | Fri, 25 Apr 2003 22:15:56 -0700 | From | "Martin J. Bligh" <> | Subject | Re: TASK_UNMAPPED_BASE & stack location |
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>> >> 128Mb of it? The bottom page, or even a few Mb, sure ... >> >> but 128Mb seems somewhat excessive .. > > Yes. > >> > Considering that your process space is 4gig, and that that 128Mb >> > doesn't really exist anywhere (no RAM, no page table entries, >> > nothing), it's really not excessive. >> >> I need the virtual space. > > Plus you would (very often) get more physical. i386 ELF text typically > begins at 0x08048000: putting stack just below text in many cases shares > page table between stack+text+data, and saves the page table at top of > user address space.
A fine point - I hadn't thought of that. It just seems tidier all around ....
M.
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