Merge branch 'topic/usb-audio' into for-linus

[pandora-kernel.git] / arch / s390 / kernel / vdso64 / clock_gettime.S

diff --git a/arch/s390/kernel/vdso64/clock_gettime.S b/arch/s390/kernel/vdso64/clock_gettime.S
index 79dbfee..49106c6 100644 (file)
--- a/arch/s390/kernel/vdso64/clock_gettime.S
+++ b/arch/s390/kernel/vdso64/clock_gettime.S
@@ -88,10 +88,17 @@ __kernel_clock_gettime:
        llilh   %r4,0x0100
        sar     %a4,%r4
        lghi    %r4,0
+       epsw    %r5,0
        sacf    512                             /* Magic ectg instruction */
        .insn   ssf,0xc80100000000,__VDSO_ECTG_BASE(4),__VDSO_ECTG_USER(4),4
-       sacf    0
-       sar     %a4,%r2
+       tml     %r5,0x4000
+       jo      11f
+       tml     %r5,0x8000
+       jno     10f
+       sacf    256
+       j       11f
+10:    sacf    0
+11:    sar     %a4,%r2
        algr    %r1,%r0                         /* r1 = cputime as TOD value */
        mghi    %r1,1000                        /* convert to nanoseconds */
        srlg    %r1,%r1,12                      /* r1 = cputime in nanosec */