Re: Removing Mandatory Locks

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I thought the main user was Samba and/or otherwise providing file service for M$ systems?

On August 20, 2021 9:30:31 AM PDT, Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>On Thu, Aug 19, 2021 at 12:15:08PM -0700, Linus Torvalds wrote:
>> On Thu, Aug 19, 2021 at 11:39 AM Jeff Layton <jlayton@xxxxxxxxxx> wrote:
>> >
>> > I'm all for ripping it out too. It's an insane interface anyway.
>> >
>> > I've not heard a single complaint about this being turned off in
>> > fedora/rhel or any other distro that has this disabled.
>> 
>> I'd love to remove it, we could absolutely test it. The fact that
>> several major distros have it disabled makes me think it's fine.
>
>FWIW, it is now disabled in Ubuntu too:
>
>https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/impish/commit/?h=master-next&id=f3aac5e47789cbeb3177a14d3d2a06575249e14b
>
>> But as always, it would be good to check Android.
>
>It looks like it's enabled (checking the Pixel 4 kernel image), but it's
>not specifically mentioned in any of the build configs that are used to
>construct the image, so I think this is just catching the "default y". I
>expect it'd be fine to turn this off.
>
>I will ask around to see if it's actually used.
>

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.




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