On 2/20/20 2:16 PM, Christian Borntraeger wrote: > There is a special quiesce PSW that we check for "shutdown". Otherwise > disabled > wait is detected as "crashed". Architecturally we must only check PSW bits > 116-127. Fix this. > > Cc: qemu-sta...@nongnu.org > Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
Acked-by: Janosch Frank <fran...@linux.ibm.com>
> ---
> target/s390x/helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/s390x/helper.c b/target/s390x/helper.c
> index a3a4916..6808dfd 100644
> --- a/target/s390x/helper.c
> +++ b/target/s390x/helper.c
> @@ -89,7 +89,7 @@ hwaddr s390_cpu_get_phys_addr_debug(CPUState *cs, vaddr
> vaddr)
> static inline bool is_special_wait_psw(uint64_t psw_addr)
> {
> /* signal quiesce */
> - return psw_addr == 0xfffUL;
> + return (psw_addr & 0xfffUL) == 0xfffUL;
> }
>
> void s390_handle_wait(S390CPU *cpu)
>
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