Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...

[linux-drm-fsl-dcu.git] / arch / s390 / kernel / vdso32 / clock_gettime.S

diff --git a/arch/s390/kernel/vdso32/clock_gettime.S b/arch/s390/kernel/vdso32/clock_gettime.S
index b2224e0b974ce5beff26c4d1e7838d48e0232ae9..5be8e472f57d1d0debe31c849b4177492380d957 100644 (file)
--- a/arch/s390/kernel/vdso32/clock_gettime.S
+++ b/arch/s390/kernel/vdso32/clock_gettime.S
@@ -38,25 +38,26 @@ __kernel_clock_gettime:
        sl      %r1,__VDSO_XTIME_STAMP+4(%r5)
        brc     3,2f
        ahi     %r0,-1
-2:     ms      %r0,__VDSO_NTP_MULT(%r5)        /* cyc2ns(clock,cycle_delta) */
+2:     ms      %r0,__VDSO_TK_MULT(%r5)         /*  * tk->mult */
        lr      %r2,%r0
-       l       %r0,__VDSO_NTP_MULT(%r5)
+       l       %r0,__VDSO_TK_MULT(%r5)
        ltr     %r1,%r1
        mr      %r0,%r0
        jnm     3f
-       a       %r0,__VDSO_NTP_MULT(%r5)
+       a       %r0,__VDSO_TK_MULT(%r5)
 3:     alr     %r0,%r2
-       srdl    %r0,12
-       al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
+       al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + tk->xtime_nsec */
        al      %r1,__VDSO_XTIME_NSEC+4(%r5)
        brc     12,4f
        ahi     %r0,1
-4:     l       %r2,__VDSO_XTIME_SEC+4(%r5)
-       al      %r0,__VDSO_WTOM_NSEC(%r5)       /*  + wall_to_monotonic */
+4:     al      %r0,__VDSO_WTOM_NSEC(%r5)       /*  + wall_to_monotonic.nsec */
        al      %r1,__VDSO_WTOM_NSEC+4(%r5)
        brc     12,5f
        ahi     %r0,1
-5:     al      %r2,__VDSO_WTOM_SEC+4(%r5)
+5:     l       %r2,__VDSO_TK_SHIFT(%r5)        /* Timekeeper shift */
+       srdl    %r0,0(%r2)                      /*  >> tk->shift */
+       l       %r2,__VDSO_XTIME_SEC+4(%r5)
+       al      %r2,__VDSO_WTOM_SEC+4(%r5)
        cl      %r4,__VDSO_UPD_COUNT+4(%r5)     /* check update counter */
        jne     1b
        basr    %r5,0
@@ -86,20 +87,21 @@ __kernel_clock_gettime:
        sl      %r1,__VDSO_XTIME_STAMP+4(%r5)
        brc     3,12f
        ahi     %r0,-1
-12:    ms      %r0,__VDSO_NTP_MULT(%r5)        /* cyc2ns(clock,cycle_delta) */
+12:    ms      %r0,__VDSO_TK_MULT(%r5)         /*  * tk->mult */
        lr      %r2,%r0
-       l       %r0,__VDSO_NTP_MULT(%r5)
+       l       %r0,__VDSO_TK_MULT(%r5)
        ltr     %r1,%r1
        mr      %r0,%r0
        jnm     13f
-       a       %r0,__VDSO_NTP_MULT(%r5)
+       a       %r0,__VDSO_TK_MULT(%r5)
 13:    alr     %r0,%r2
-       srdl    %r0,12
-       al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
+       al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + tk->xtime_nsec */
        al      %r1,__VDSO_XTIME_NSEC+4(%r5)
        brc     12,14f
        ahi     %r0,1
-14:    l       %r2,__VDSO_XTIME_SEC+4(%r5)
+14:    l       %r2,__VDSO_TK_SHIFT(%r5)        /* Timekeeper shift */
+       srdl    %r0,0(%r2)                      /*  >> tk->shift */
+       l       %r2,__VDSO_XTIME_SEC+4(%r5)
        cl      %r4,__VDSO_UPD_COUNT+4(%r5)     /* check update counter */
        jne     11b
        basr    %r5,0