powerpc: Use privileged SPR number for MMCR2

[ Upstream commit 8dd75ccb571f3c92c48014b3dabd3d51a115ab41 ]

We are already using the privileged versions of MMCR0, MMCR1
and MMCRA in the kernel, so for MMCR2, we should better use
the privileged versions, too, to be consistent.

Fixes: 240686c13687 ("powerpc: Initialise PMU related regs on Power8")
Cc: stable@vger.kernel.org # v3.10+
Suggested-by: Paul Mackerras <paulus@ozlabs.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Acked-by: Paul Mackerras <paulus@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>

diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 6fe14b422fd7fbb82df97421651932cc2e7bdd90..a4bf6e0eb81315cb176046b99bcae88d1cbd1cb6 100644 (file)
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -708,7 +708,7 @@
 #define   MMCR0_FCWAIT 0x00000002UL /* freeze counter in WAIT state */
 #define   MMCR0_FCHV   0x00000001UL /* freeze conditions in hypervisor mode */
 #define SPRN_MMCR1     798
-#define SPRN_MMCR2     769
+#define SPRN_MMCR2     785
 #define SPRN_MMCRA     0x312
 #define   MMCRA_SDSYNC 0x80000000UL /* SDAR synced with SIAR */
 #define   MMCRA_SDAR_DCACHE_MISS 0x40000000UL