Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / arch / arm / mm / proc-v7.S

diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 3c3867850a3011d1e163d347a25ffbabc4aa4dc7..b3b566ec83d397c1074c1dcbee0d5e33542e7d9c 100644 (file)
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -108,18 +108,16 @@ ENTRY(cpu_v7_switch_mm)
 #ifdef CONFIG_ARM_ERRATA_430973
        mcr     p15, 0, r2, c7, c5, 6           @ flush BTAC/BTB
 #endif
-#ifdef CONFIG_ARM_ERRATA_754322
-       dsb
-#endif
-       mcr     p15, 0, r2, c13, c0, 1          @ set reserved context ID
-       isb
-1:     mcr     p15, 0, r0, c2, c0, 0           @ set TTB 0
+       mrc     p15, 0, r2, c2, c0, 1           @ load TTB 1
+       mcr     p15, 0, r2, c2, c0, 0           @ into TTB 0
        isb
 #ifdef CONFIG_ARM_ERRATA_754322
        dsb
 #endif
        mcr     p15, 0, r1, c13, c0, 1          @ set context ID
        isb
+       mcr     p15, 0, r0, c2, c0, 0           @ set TTB 0
+       isb
 #endif
        mov     pc, lr
 ENDPROC(cpu_v7_switch_mm)