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SubjectRe: mount.nfs: Protocol error after upgrade to linux/master
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On 3/16/2019 1:08 AM, Tetsuo Handa wrote:
> On 2019/03/16 14:38, Kees Cook wrote:
>> config LSM
>> string "Ordered list of enabled LSMs"
>> + default "yama,loadpin,safesetid,integrity,smack,selinux,tomoyo,apparmor" if DEFAULT_SECURITY_SMACK
>> + default "yama,loadpin,safesetid,integrity,tomoyo,selinux,smack,apparmor" if DEFAULT_SECURITY_TOMOYO
>> + default "yama,loadpin,safesetid,integrity,apparmor,selinux,smack,tomoyo" if DEFAULT_SECURITY_APPARMOR
>> default "yama,loadpin,safesetid,integrity,selinux,smack,tomoyo,apparmor"
>> help
>> A comma-separated list of LSMs, in initialization order.
>>
>> (I don't see a way to include an earlier config string in a new
>> default.) Thoughts?
>>
> Hmm, DEFAULT_SECURITY_TOMOYO no longer works because TOMOYO will be
> always enabled as long as CONFIG_SECURITY_TOMOYO=y. Maybe
>
> config LSM
> string "Ordered list of enabled LSMs"
> - default "yama,loadpin,safesetid,integrity,selinux,smack,tomoyo,apparmor"
> + default "yama,loadpin,safesetid,integrity,selinux" if DEFAULT_SECURITY_SELINUX
> + default "yama,loadpin,safesetid,integrity,smack" if DEFAULT_SECURITY_SMACK
> + default "yama,loadpin,safesetid,integrity,tomoyo" if DEFAULT_SECURITY_TOMOYO
> + default "yama,loadpin,safesetid,integrity,apparmor" if DEFAULT_SECURITY_APPARMOR
> + default "yama,loadpin,safesetid,integrity" if DEFAULT_SECURITY_DAC
> help
> A comma-separated list of LSMs, in initialization order.
>
> (i.e. include only up to one major LSM as default choice, and allow manually including
> multiple major LSMs at both kernel build time and kernel boot time) is better?

I think this looks pretty good.

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