powerpc/8xx: unpin all TLBs before flushing
authorChristophe Leroy <christophe.leroy@c-s.fr>
Tue, 17 May 2016 07:02:49 +0000 (09:02 +0200)
committerScott Wood <oss@buserror.net>
Sat, 9 Jul 2016 07:02:48 +0000 (02:02 -0500)
commit6264dbb98ff762d71c65e04ae3b2e632d28a5b84
tree8acad0b1e649c5ce9426621917b86399e0dc38bc
parent567a16d15296f42dd3df640ef60d04f642443251
powerpc/8xx: unpin all TLBs before flushing

Bootloader may have pinned some TLB entries so the kernel must
unpin them before flushing TLBs with tlbia otherwise pinned TLB
entries won't get flushed

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <oss@buserror.net>
arch/powerpc/kernel/head_8xx.S