powerpc/fixmap: don't clear fixmap area in paging_init()
authorChristophe Leroy <christophe.leroy@c-s.fr>
Thu, 12 Sep 2019 13:49:41 +0000 (13:49 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 25 Nov 2019 10:45:43 +0000 (21:45 +1100)
commitf2bb86937d86ebcb0e52f95b6d19aba1d850e601
treed122d0465f97a8598f1f583b8ba880d06409f8b6
parentbf9c95e23324cbaf2e58fc3f0cbdc73137f2d1ca
powerpc/fixmap: don't clear fixmap area in paging_init()

fixmap is intended to map things permanently like the IMMR region on
FSL SOC (8xx, 83xx, ...), so don't clear it when initialising paging()

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/41c99bc06394a6bc2888631cb98a3ed2ae281ddb.1568295907.git.christophe.leroy@c-s.fr
arch/powerpc/mm/mem.c