This is a note to let you know that I've just added the patch titled
powerpc/64s: Fix conversion of slb_miss_common to use RFI_TO_USER/KERNEL
to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: powerpc-64s-fix-conversion-of-slb_miss_common-to-use-rfi_to_user-kernel.patch and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From mpe@ellerman.id.au Fri Feb 23 12:34:52 2018
From: Michael Ellerman mpe@ellerman.id.au Date: Thu, 22 Feb 2018 23:35:43 +1100 Subject: powerpc/64s: Fix conversion of slb_miss_common to use RFI_TO_USER/KERNEL To: stable@vger.kernel.org, greg@kroah.com Cc: npiggin@gmail.com, linuxppc-dev@ozlabs.org, linux@roeck-us.net, corsac@debian.org Message-ID: 20180222123545.8946-1-mpe@ellerman.id.au
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
Patches currently in stable-queue which might be from mpe@ellerman.id.au are
queue-4.9/powerpc-64s-fix-conversion-of-slb_miss_common-to-use-rfi_to_user-kernel.patch queue-4.9/powerpc-perf-fix-oops-when-grouping-different-pmu-events.patch