diff options
-rw-r--r-- | arch/arm64/kernel/traps.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 1b80da8d986e..cc229e5b6c04 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -33,6 +33,7 @@ #include <linux/syscalls.h> #include <asm/atomic.h> +#include <asm/barrier.h> #include <asm/bug.h> #include <asm/debug-monitors.h> #include <asm/esr.h> @@ -413,6 +414,7 @@ static void cntvct_read_handler(unsigned int esr, struct pt_regs *regs) { int rt = (esr & ESR_ELx_SYS64_ISS_RT_MASK) >> ESR_ELx_SYS64_ISS_RT_SHIFT; + isb(); if (rt != 31) regs->regs[rt] = arch_counter_get_cntvct(); regs->pc += 4; |