Messages in this thread | | | Date | Mon, 20 Mar 2000 14:49:09 +0100 | From | lars brinkhoff <> | Subject | Re: MADV_SPACEAVAIL and MADV_FREE in pre2-3 |
| |
Jamie Lokier wrote: > [Aside: is there the possibility to have mincore return the "!accessed" > and "!dirty" bits of each page, perhaps as bits 1 and 2 of the returned > bytes? I can imagine a bunch of garbage collection algorithms that > could make good use of those bits. Currently some GC systems mprotect() > regions and unprotect them on SEGV -- simply reading the !dirty status > would obviously be much simpler and faster.]
Also, this would be wonderful for people implementing paging in user space. Linux/a386, user-mode Linux, and the Brown Simulator comes to mind.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |