| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 087/145] powerpc/64s: Fix conversion of slb_miss_common to use RFI_TO_USER/KERNEL | Date | Fri, 23 Feb 2018 19:26:33 +0100 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Michael Ellerman <mpe@ellerman.id.au>
The back port of commit c7305645eb0c ("powerpc/64s: Convert slb_miss_common to use RFI_TO_USER/KERNEL") missed a hunk needed to restore cr6.
Fixes: 48cc95d4e4d6 ("powerpc/64s: Convert slb_miss_common to use RFI_TO_USER/KERNEL") Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- arch/powerpc/kernel/exceptions-64s.S | 1 + 1 file changed, 1 insertion(+)
--- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -680,6 +680,7 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_TYPE_R .machine push .machine "power4" mtcrf 0x80,r9 + mtcrf 0x02,r9 /* I/D indication is in cr6 */ mtcrf 0x01,r9 /* slb_allocate uses cr0 and cr7 */ .machine pop
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