Messages in this thread | | | From | Richard Weinberger <> | Date | Wed, 27 Jun 2018 13:29:05 +0200 | Subject | Re: Memory zeroed when made available to user process |
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On Wed, Jun 27, 2018 at 11:34 AM, Jefferson Carpenter <jeffersoncarpenter2@gmail.com> wrote: > Is there a way for a user process to mark memory as 'sensitive' or > 'non-sensitive' when it is allocated? That could allow it not to have to be > zeroed before being allocated to another process.
Isn't this what we have Meltdown and Spectre for? ;-)
No, memory from the kernel is always zeroed. libc offers malloc() and calloc() for this purpose.
-- Thanks, //richard
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