x86 app might mmap 8kb, then munmap the second 4kb and expect that to work. But ... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		dezgeg on Oct 11, 2024 \| parent \| context \| favorite \| on: AAA Gaming on Asahi Linux x86 app might mmap 8kb, then munmap the second 4kb and expect that to work. But not possible on 16k pages.

amoss on Oct 11, 2024 [–]

ah ok, so it would not be pointer alignment inside the pages but instead the assumption that page +4k is a page.

MBCook on Oct 11, 2024 | [–]

I was a little confused by that in the article as well. It being a granularity issue makes more sense to me.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact