--- arch/powerpc/platforms/pseries/hvCall.S

+++ arch/powerpc/platforms/pseries/hvCall.S

@@ -202,3 +202,41 @@ _GLOBAL(plpar_hcall9)

mtcrf 0xff,r0

blr /* return r3 = status */

+

+/* See plpar_hcall_raw to see why this is needed */

+_GLOBAL(plpar_hcall9_raw)

+ HMT_MEDIUM

+

+ mfcr r0

+ stw r0,8(r1)

+

+ std r4,STK_PARM(r4)(r1) /* Save ret buffer */

+

+ mr r4,r5

+ mr r5,r6

+ mr r6,r7

+ mr r7,r8

+ mr r8,r9

+ mr r9,r10

+ ld r10,STK_PARM(r11)(r1) /* put arg7 in R10 */

+ ld r11,STK_PARM(r12)(r1) /* put arg8 in R11 */

+ ld r12,STK_PARM(r13)(r1) /* put arg9 in R12 */

+

+ HVSC /* invoke the hypervisor */

+

+ mr r0,r12

+ ld r12,STK_PARM(r4)(r1)

+ std r4, 0(r12)

+ std r5, 8(r12)

+ std r6, 16(r12)

+ std r7, 24(r12)

+ std r8, 32(r12)

+ std r9, 40(r12)

+ std r10,48(r12)

+ std r11,56(r12)

+ std r0, 64(r12)

+

+ lwz r0,8(r1)

+ mtcrf 0xff,r0

+

+ blr /* return r3 = status */