git.baikalelectronics.ru Git - kernel.git/commit

author	Christophe Leroy <christophe.leroy@csgroup.eu>
	Tue, 19 Oct 2021 07:29:24 +0000 (09:29 +0200)
committer	Michael Ellerman <mpe@ellerman.id.au>
	Thu, 9 Dec 2021 11:41:19 +0000 (22:41 +1100)
commit	2d429b601b8cd1f664c0410f912ce777f6603730
tree	0977ef01c11396e2418e0ea5af4b58efdfecc574	tree \| snapshot
parent	31c173f1a3c5eb8d0a7c34a0a2bf231f4b102c33	commit \| diff

powerpc/nohash: Move setup_kuap out of 8xx.c

In order to reuse it on booke/4xx, move KUAP
setup routine out of 8xx.c

Make them usable on SMP by removing the __init tag
as it is called for each CPU.

And use __prevent_user_access() instead of hard
coding initial lock.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/ae35eec3426509efc2b8ae69586c822e2fe2642a.1634627931.git.christophe.leroy@csgroup.eu

arch/powerpc/mm/nohash/8xx.c		diff \| blob \| history
arch/powerpc/mm/nohash/Makefile		diff \| blob \| history
arch/powerpc/mm/nohash/kup.c	[new file with mode: 0644]	blob