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(parent: fcf9bb6) | patch
powerpc/kuap: Wire-up KUAP on 85xx in 32 bits mode.
authorChristophe Leroy <christophe.leroy@csgroup.eu>
Tue, 19 Oct 2021 07:29:31 +0000 (09:29 +0200)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 9 Dec 2021 11:41:20 +0000 (22:41 +1100)
commit4f6a025201a290316b28a2a0ef9950398bd75088
treed74bea0075925f28f731cdb3508d67e1d7031e15tree | snapshot
parentfcf9bb6d32f8a268bc3daf3281e3beefabec4e7ccommit | diff
powerpc/kuap: Wire-up KUAP on 85xx in 32 bits mode.

This adds KUAP support to 85xx in 32 bits mode.
This is done by reading the content of SPRN_MAS1 and checking
the TID at the time user pgtable is loaded.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/f8696f8980ca1532ada3a2f0e0a03e756269c7fe.1634627931.git.christophe.leroy@csgroup.eu
arch/powerpc/kernel/head_fsl_booke.S diff | blob | history
arch/powerpc/platforms/Kconfig.cputype diff | blob | history
Domain: System / Kernel;