[issue32941] mmap should expose madvise()

miss-islington added the comment: New changeset 695b1dd8cbf3a48fdb30ab96918a49b20b7ec3e7 by Miss Islington (bot) (Antoine Pitrou) in branch 'master': bpo-32941: Fix test_madvise failure when page size >= 8kiB (GH-13596)

[issue32941] mmap should expose madvise()

Change by Antoine Pitrou : -- pull_requests: +13503 pull_request: https://github.com/python/cpython/pull/13596 ___ Python tracker ___

[issue32941] mmap should expose madvise()

Antoine Pitrou added the comment: Josh, sorry, I hadn't seen your message. Those are low-levels operations, so I don't know if it makes sense to implement madvise() in terms of PrefetchVirtualMemory(), or expose a separate wrapper to PrefetchVirtualMemory(). One complication is that we

[issue32941] mmap should expose madvise()

Change by Antoine Pitrou : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue32941] mmap should expose madvise()

Antoine Pitrou added the comment: New changeset 02db696732c031d9a0265dc9bbf4f5b1fad042b3 by Antoine Pitrou (Zackery Spytz) in branch 'master': bpo-32941: Add madvise() for mmap objects (GH-6172) https://github.com/python/cpython/commit/02db696732c031d9a0265dc9bbf4f5b1fad042b3 --

[issue32941] mmap should expose madvise()

Josh Rosenberg added the comment: It might be nice to expose a more limited API to prefetch memory in bulk while we're at it. Windows 8 and higher offers PrefetchVirtualMemory ( https://docs.microsoft.com/en-us/windows/desktop/api/memoryapi/nf-memoryapi-prefetchvirtualmemory ) which fills

[issue32941] mmap should expose madvise()

Change by Giampaolo Rodola' : -- nosy: +giampaolo.rodola ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue32941] mmap should expose madvise()

Change by Zackery Spytz : -- keywords: +patch pull_requests: +5927 stage: -> patch review ___ Python tracker ___

[issue32941] mmap should expose madvise()

Antoine Pitrou added the comment: For information: - macOS manpage for madvise(): http://www.manpages.info/macosx/madvise.2.html - FreeBSD manpage for madvise(): https://www.freebsd.org/cgi/man.cgi?query=madvise=2 -- ___ Python

[issue32941] mmap should expose madvise()

New submission from Antoine Pitrou : On POSIX, mmap objects could expose a method wrapping the madvise() library call. I suggest the following API mmap_object.madvise(option[, start[, length]]) If omitted, *start* and *length* would span the whole memory area described by