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target/s390x: Rely on unwinding in s390_cpu_virt_mem_rw 

For TCG, we will always call s390_cpu_virt_mem_handle_exc,
which will go through the unwinder to set ILEN.  For KVM,
we do not go through do_program_interrupt, so this argument
is unused.

Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20191001171614.8405-15-richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
This commit is contained in:
Richard Henderson 2019-10-01 10:16:10 -07:00 committed by David Hildenbrand
parent 9e1dae315f
commit 2550953b20
1 changed files with 1 additions and 1 deletions
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2
target/s390x/mmu_helper.c
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@ -510,7 +510,7 @@ int s390_cpu_virt_mem_rw(S390CPU *cpu, vaddr laddr, uint8_t ar, void *hostbuf,
ret = translate_pages(cpu, laddr, nr_pages, pages, is_write, &tec);
if (ret) {
trigger_access_exception(&cpu->env, ret, ILEN_AUTO, tec);
trigger_access_exception(&cpu->env, ret, ILEN_UNWIND, tec);
} else if (hostbuf != NULL) {
/* Copy data by stepping through the area page by page */
for (i = 0; i < nr_pages; i++) {