[PATCH] cursor: use memfd_create or shm_open for anonymous in-memory files

Emil Velikov emil.l.velikov at gmail.com
Thu Aug 16 10:41:20 UTC 2018

On 15 August 2018 at 15:14, Simon Ser <contact at emersion.fr> wrote:
> On Linux, try using memfd_create and file sealing. Fallback to
> shm_open on old kernels.
> On FreeBSD, use shm_open with SHM_ANON.
> Otherwise, use shm_open with a random name, making sure the name
> isn't already taken.
Thinking out loud:

I wonder if the next POSIX standard will finally standardise
random/anonymous shm files.
Be that shm_open+SHM_ANON (FreeBSD), shm_mk*temp (OpenBSD) or any
other solution.


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