[PATCH 0/2] Fix tmpfile creation for MIT-SHM files

[Keith Packard]

Mark Kettenis <mark.kettenis at xs4all.nl> writes:

> I still think the X server should not be concerned with picking a
> suitable directory, but instead should use shm_open/shm_unlink...

shm_open has security problems, so it's just a non-starter.

> ...but some thought is required on how to use O_TMPFILE with shm_open.

I'd be more than willing to adopt a different API; I also hate picking a
directory inside the X server, but we obviously need it to be secure,
and would strongly prefer to use O_TMPFILE where available.

-- 
keith.packard at intel.com
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