On Wed, 15 Apr 2020 14:57:09 + (UTC), Christophe Leroy wrote:
> On book3s/32, KUAP is an heavy process as it requires to
> determine which segments are impacted and unlock/lock
> each of them.
>
> And since the implementation of user_access_begin/end, it
> is even worth for the time being beca
On book3s/32, KUAP is an heavy process as it requires to
determine which segments are impacted and unlock/lock
each of them.
And since the implementation of user_access_begin/end, it
is even worth for the time being because unlike __get_user(),
user_access_begin doesn't make difference between rea