powerpc/8xx: Fix permanently mapped IMMR region.
authorChristophe Leroy <christophe.leroy@c-s.fr>
Tue, 26 Nov 2019 13:16:50 +0000 (13:16 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 23 Jan 2020 10:31:14 +0000 (21:31 +1100)
commit991d656d722dbc783481f408d6e4cbcce2e8bb78
tree6c6d2fc4db7fc7be5d41ea2cecf4ae4f1675305b
parentf509247b08f2dcf7754d9ed85ad69a7972aa132b
powerpc/8xx: Fix permanently mapped IMMR region.

When not using large TLBs, the IMMR region is still
mapped as a whole block in the FIXMAP area.

Properly report that the IMMR region is block-mapped even
when not using large TLBs.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/45f4f414bcd7198b0755cf4287ff216fbfc24b9d.1574774187.git.christophe.leroy@c-s.fr
arch/powerpc/mm/nohash/8xx.c