lkml.org 
[lkml]   [2023]   [May]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    SubjectRe: Rename restrictedmem => guardedmem? (was: Re: [PATCH v10 0/9] KVM: mm: fd-based approach for supporting KVM)
    From
    On 5/5/23 22:00, David Hildenbrand wrote:
    > On 23.04.23 15:28, Jarkko Sakkinen wrote:
    >> On Mon Apr 17, 2023 at 6:48 PM EEST, David Hildenbrand wrote:
    >>> On 17.04.23 17:40, Sean Christopherson wrote:
    >>>> What do y'all think about renaming "restrictedmem" to "guardedmem"?
    >>>
    >>> Yeay, let's add more confusion :D
    >>>
    >>> If we're at renaming, I'd appreciate if we could find a terminology that
    >>> does look/sound less horrible.
    >>>
    >>>>
    >>>> I want to start referring to the code/patches by its syscall/implementation name
    >>>> instead of "UPM", as "UPM" is (a) very KVM centric, (b) refers to the broader effort
    >>>> and not just the non-KVM code, and (c) will likely be confusing for future reviewers
    >>>> since there's nothing in the code that mentions "UPM" in any way.
    >>>>
    >>>> But typing out restrictedmem is quite tedious, and git grep shows that "rmem" is
    >>>> already used to refer to "reserved memory".
    >>>>
    >>>> Renaming the syscall to "guardedmem"...
    >>>
    >>> restrictedmem, guardedmem, ... all fairly "suboptimal" if you'd ask me ...
    >>
    >> In the world of TEE's and confidential computing it is fairly common to
    >> call memory areas enclaves, even outside SGX context. So in that sense
    >> enclave memory would be the most correct terminology.
    >
    > I was also thinking along the lines of isolated_mem or imem ...
    > essentially, isolated from (unprivileged) user space.
    >
    > ... if we still want to have a common syscall for it.

    I'm fan of the ioctl, if it has a chance of working out.

    \
     
     \ /
      Last update: 2023-05-06 09:45    [W:2.323 / U:0.152 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site