powerpc: Use privileged SPR number for MMCR2

commit 8dd75ccb571f3c92c48014b3dabd3d51a115ab41 upstream.

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")
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>

diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index d2a66519bd86a88bb38f13e331c6a2a8502bef8f..469d7715d6aaf9caa0bcc91a16b2e96583f1ea8c 100644 (file)
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -643,7 +643,7 @@
 #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