Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [PATCH] powerpc/uaccess: Don't set KUAP by default on book3s/32 | Date | Tue, 9 Jun 2020 15:28:40 +1000 (AEST) |
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On Wed, 15 Apr 2020 14:57:09 +0000 (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 because unlike __get_user(), > user_access_begin doesn't make difference between read and write > and unlocks access also for read allthought that's unneeded > on book3s/32. > > [...]
Applied to powerpc/next.
[1/1] powerpc/uaccess: Don't set KUAP by default on book3s/32 https://git.kernel.org/powerpc/c/547e687b2981a115814962506068873d24983af7
cheers
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