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(parent: 0bbea75) | patch
powerpc/83xx: Also save/restore SPRG4-7 during suspend
authorChristophe Leroy <christophe.leroy@c-s.fr>
Fri, 25 Jan 2019 12:03:55 +0000 (12:03 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 21 Feb 2019 13:10:16 +0000 (00:10 +1100)
commit36da5ff0bea2dc67298150ead8d8471575c54c7d
tree2e0481c2d9fbb041585b9f7213f3b812ae4df745tree | snapshot
parent0bbea75c476b77fa7d7811d6be911cc7583e640fcommit | diff
powerpc/83xx: Also save/restore SPRG4-7 during suspend

The 83xx has 8 SPRG registers and uses at least SPRG4
for DTLB handling LRU.

Fixes: 2319f1239592 ("powerpc/mm: e300c2/c3/c4 TLB errata workaround")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/83xx/suspend-asm.S diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)