powerpc/603: let's handle PAGE_DIRTY directly
authorChristophe Leroy <christophe.leroy@c-s.fr>
Thu, 21 Feb 2019 10:38:00 +0000 (10:38 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 21 Feb 2019 13:10:16 +0000 (00:10 +1100)
commitf8b58c64eaef03946dbb1b100ba0255f72031c17
tree3e5b61da3a541c8e09c746db2d9016b85c6ca589
parent54a05a30c888d1037022661031bbd9195aee90f8
powerpc/603: let's handle PAGE_DIRTY directly

PAGE_DIRTY corresponds to the C bit. If writing on
a page for which the C bit is not set, a DataStoreTLBMiss
is generated. No need to check it in DataLoadTLBMiss.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kernel/head_32.S